{"id":21757,"date":"2025-05-06T11:40:05","date_gmt":"2025-05-06T11:40:05","guid":{"rendered":"https:\/\/www.tronkiele.com\/?p=21757"},"modified":"2025-05-06T11:47:59","modified_gmt":"2025-05-06T11:47:59","slug":"can-you-use-a-3-phase-transformer-for-single-phase","status":"publish","type":"post","link":"https:\/\/www.tronkiele.com\/ar\/can-you-use-a-3-phase-transformer-for-single-phase\/","title":{"rendered":"\u0647\u0644 \u064a\u0645\u0643\u0646\u0643 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u062d\u0648\u0644 3 \u0623\u0637\u0648\u0627\u0631 \u0644\u0645\u062d\u0648\u0644 \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0637\u0648\u0631"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"21757\" class=\"elementor elementor-21757\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"wd-negative-gap elementor-element elementor-element-6da78829 e-flex e-con-boxed e-con e-parent\" data-id=\"6da78829\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e6511a1 color-scheme-inherit text-left elementor-widget elementor-widget-text-editor\" data-id=\"e6511a1\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\"><p class=\"wp-block-paragraph\">When you need to provide a single-phase load but already possess a three-phase unit, it&#8217;s tempting to retrofit and not spend money on purchasing a new single phase transformer. In most cases it&#8217;s doable\u2014but only if you use good derating, protection, and wiring practices.<\/p><h2 class=\"wp-block-heading\">I. Why Use a 3\u202fPhase Transformer for Single\u2011Phase?<\/h2><p class=\"wp-block-paragraph\"><strong>Maximize Existing Assets<\/strong><br>You might have a spare 3 phase transformer handy already\u2014recycling it conserves the cost and lead time for a new unit.<\/p><p class=\"wp-block-paragraph\"><strong>Temporary or Emergency Use<\/strong><br>In cases of temporary repair or outages, rework of a three-phase machine can bring critical equipment into service.<\/p><p class=\"wp-block-paragraph\"><strong>High\u2011Capacity Voltage Adjustment<\/strong><br>A buck boost transformer is wonderful for small voltage adjustments, but a three-phase core is capable of greater single-phase voltage adjustment when properly tapped.<\/p><h2 class=\"wp-block-heading\">II. Basics of a Three\u2011Phase Transformer<\/h2><p class=\"wp-block-paragraph\">Winding\u00a0Arrangement<br>Three\u00a0equal\u00a0single\u2011phase windings\u00a0in \u0394 (delta) or Y (wye) provide balanced three\u2011phase output.<br><br>Rated Capacity<br>Defined\u00a0in kVA for full three\u2011phase operation\u2014single\u2011phase output must be derated.<br><br>Common\u00a0Uses<br>Industrial motors, large UPS\u00a0units, and commercial distribution panels.<\/p><h2 class=\"wp-block-heading\">III.\u00a0Single-Phase Output\u00a0Rewiring Methods<\/h2><p class=\"wp-block-paragraph\">1. Open-Delta Connection<br>How It Works: Use two of the delta windings;\u00a0idle\u00a0the third winding.<br><br>Available Capacity: \u2248\u202f57% of\u00a0original three-phase kVA.<br><br>Ideal For:\u00a0Light\u00a0loads\u00a0or\u00a0temporary\u00a0loading\u00a0(e.g., instrument power, temporary\u00a0tooling).<br><br>2. Wye-Tap (Phase-to-Neutral Tap)<br>How It Works:\u00a0Tap one phase leg and the neutral point\u00a0in a wye configuration.<br><br>Available Capacity: \u2248\u202f33% of the original kVA.<br><br>Ideal For: Small control circuits,\u00a0lights, and\u00a0auxiliaries.<\/p><h2 class=\"wp-block-heading\">IV. Pros &amp; Cons Comparison<\/h2><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Aspect<\/th><th>Advantages<\/th><th>Disadvantages<\/th><\/tr><\/thead><tbody><tr><td><strong>Cost Utilization<\/strong><\/td><td>\u2022 Avoids purchase of a new single phase transformer<br>\u2022 Uses existing asset<\/td><td>\u2022 <strong>Three phase transformer price<\/strong> is higher upfront<br>\u2022 Additional wiring labor<\/td><\/tr><tr><td><strong>Capacity &amp; Efficiency<\/strong><\/td><td>\u2022 Stable output if derated correctly<br>\u2022 Core losses similar to dedicated unit<\/td><td>\u2022 Must derate to 50\u201360% kVA<br>\u2022 Unbalanced flux can increase losses<\/td><\/tr><tr><td><strong>Flexibility<\/strong><\/td><td>\u2022 Can revert to three\u2011phase service later<\/td><td>\u2022 More complex wiring<br>\u2022 Requires updated protection and labeling<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">V. Key Practical Considerations<\/h2><p class=\"wp-block-paragraph\"><strong>Proper Derating<\/strong><\/p><p class=\"wp-block-paragraph\">Use a transformer of at least 1.7\u00d7 your single\u2011phase load.<br>Example: A 30\u202fkVA three\u2011phase unit \u2192 ~17\u201318\u202fkVA single\u2011phase output.<\/p><p class=\"wp-block-paragraph\"><strong>Winding Balancing<\/strong><\/p><p class=\"wp-block-paragraph\">Cycle which pair of phases you tap for long runs to distribute thermal stress.<\/p><p class=\"wp-block-paragraph\"><strong>Protection Updates<\/strong><\/p><p class=\"wp-block-paragraph\">Re\u2011size breakers or fuses to equal the larger current on tapped windings.<\/p><p class=\"wp-block-paragraph\"><strong>Clear Labeling<\/strong><\/p><p class=\"wp-block-paragraph\">Label &#8220;Single\u2011Phase Tap&#8221; and &#8220;Neutral&#8221; on the transformer and panel to prevent mis\u2011wiring.<\/p><h2 class=\"wp-block-heading\">VI. Safer &amp; More Efficient Alternatives<\/h2><p class=\"wp-block-paragraph\"><strong>Dedicated Single Phase Transformer<\/strong><br>Ideal for residential or light-commercial loads; single phase transformer cost generally lower, more efficient at low kVA ratings.<\/p><p class=\"wp-block-paragraph\"><strong>Single Phase to Three Phase Transformer<\/strong> (Phase Converter)<br>Changes single-phase input to three-phase output for motors:<\/p><p class=\"wp-block-paragraph\"><strong>Static Converters: <\/strong>Easy, inexpensive for intermittent service.<\/p><p class=\"wp-block-paragraph\"><strong>Rotary Converters<\/strong>: Full-power output for continuous motor service.<\/p><p class=\"wp-block-paragraph\"><strong>Variable Frequency Drive (VFD)<\/strong><br>Offers both phase conversion and speed control\u2014best for machinery needing high performance.<\/p><p class=\"wp-block-paragraph\"><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8ee3d1a elementor-widget elementor-widget-wd_text_block\" data-id=\"8ee3d1a\" data-element_type=\"widget\" data-widget_type=\"wd_text_block.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"wd-text-block reset-last-child text-left\">\n\t\t\t\n\t\t\t<h2>VII. FAQ<\/h2>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0d92c74 elementor-widget elementor-widget-wd_accordion\" data-id=\"0d92c74\" data-element_type=\"widget\" data-widget_type=\"wd_accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n\t\t<div class=\"wd-accordion wd-style-default\" data-state=\"first\">\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title wd-active text-left wd-opener-pos-left\" data-accordion-index=\"0\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tMay I utilize a 3\u2011phase transformer on single\u2011phase?\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener wd-opener-style-arrow\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content reset-last-child wd-active\" data-accordion-index=\"0\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<p>Yes\u2014if you appropriately derate, modernize safeguards, and tag all terminals. Always employ an expert electrician.<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title text-left wd-opener-pos-left\" data-accordion-index=\"1\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tWill a three\u2011phase model work similarly on single\u2011phase loads?\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener wd-opener-style-arrow\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content reset-last-child\" data-accordion-index=\"1\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<p>No. Inactive losses might increase due to unbalanced magnetic flux. One phase transformer, engineered for the purpose, is better suited to long light loads.<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title text-left wd-opener-pos-left\" data-accordion-index=\"2\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tHow does a buck boost transformer rate?\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener wd-opener-style-arrow\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content reset-last-child\" data-accordion-index=\"2\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<p>A buck boost transformer compensates voltage \u00b110\u201320% on single\u2011phase circuits. It's small and cheap for minor corrections but not for heavy loads.<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title text-left wd-opener-pos-left\" data-accordion-index=\"3\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tHow much price difference?\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener wd-opener-style-arrow\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content reset-last-child\" data-accordion-index=\"3\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<p>Single phase entry\u2011level transformer price (5\u201315\u202fkVA) typically starts in the low hundreds of dollars.<\/p>\n<p>Three phase transformer price (30\u202fkVA and above) typically starts in the mid\u2011hundreds and shoots up rapidly with capacity.<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69b9f4f elementor-widget__width-inherit elementor-widget elementor-widget-wd_text_block\" data-id=\"69b9f4f\" data-element_type=\"widget\" data-widget_type=\"wd_text_block.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"wd-text-block reset-last-child text-left\">\n\t\t\t\n\t\t\t<h2>VIII. Conclusion<\/h2>\n<p>Repurposing a 3 phase transformer for single\u2011phase use can be a smart short\u2011term or emergency solution. However, for long\u2011term efficiency, reliability, and convenient wiring, a single phase transformer or single phase to three phase transformer (phase converter or VFD) is usually the better investment. Always verify with local electrical codes and have a professional ensure a safe, code\u2011compliant installation<\/p>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-51d22fc elementor-widget elementor-widget-shortcode\" data-id=\"51d22fc\" data-element_type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\t\t\t<link rel=\"stylesheet\" id=\"elementor-post-21741-css\" href=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/elementor\/css\/post-21741.css?ver=1777093947\" type=\"text\/css\" media=\"all\">\n\t\t\t\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"21741\" class=\"elementor elementor-21741\" data-elementor-post-type=\"cms_block\">\n\t\t\t\t<div class=\"wd-negative-gap elementor-element elementor-element-7eddbb7 e-flex e-con-boxed e-con e-child\" data-id=\"7eddbb7\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e803f48 elementor-widget elementor-widget-wd_text_block\" data-id=\"e803f48\" data-element_type=\"widget\" data-widget_type=\"wd_text_block.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"wd-text-block reset-last-child text-left\">\n\t\t\t\n\t\t\t<h2>Related Products<\/h2>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-de0d0bf wd-width-100 elementor-widget elementor-widget-wd_products\" data-id=\"de0d0bf\" data-element_type=\"widget\" data-widget_type=\"wd_products.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"wd-products-element\">\n\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t<div class=\"products wd-products grid-columns-4 elements-grid wd-grid-g\" data-paged=\"1\" 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https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/220v-to-220v-isolation-transformer-For-audio-equipment-430x430.webp 430w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/220v-to-220v-isolation-transformer-For-audio-equipment-700x700.webp 700w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t<\/a>\n\n\t\t\t\t\t<div class=\"hover-img\">\n\t\t\t\t<a href=\"https:\/\/www.tronkiele.com\/ar\/product\/single-phase-220v-to-220v-toroidal-balanced-isolation-transformer\/\" aria-label=\"Product image\">\n\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Isolation-Transformer-220v-To-220v-Safety-Isolation-Power-Supply-AC-Ring-Isolation-Transformer-Power-Converter.webp\" class=\"attachment-large size-large\" alt=\"Single Phase Isolation Transformer 220v To 220v Safety Isolation Power Supply AC Ring Isolation Transformer Power Converter\" srcset=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Isolation-Transformer-220v-To-220v-Safety-Isolation-Power-Supply-AC-Ring-Isolation-Transformer-Power-Converter.webp 800w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Isolation-Transformer-220v-To-220v-Safety-Isolation-Power-Supply-AC-Ring-Isolation-Transformer-Power-Converter-300x300.webp 300w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Isolation-Transformer-220v-To-220v-Safety-Isolation-Power-Supply-AC-Ring-Isolation-Transformer-Power-Converter-150x150.webp 150w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Isolation-Transformer-220v-To-220v-Safety-Isolation-Power-Supply-AC-Ring-Isolation-Transformer-Power-Converter-768x768.webp 768w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Isolation-Transformer-220v-To-220v-Safety-Isolation-Power-Supply-AC-Ring-Isolation-Transformer-Power-Converter-12x12.webp 12w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Isolation-Transformer-220v-To-220v-Safety-Isolation-Power-Supply-AC-Ring-Isolation-Transformer-Power-Converter-430x430.webp 430w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Isolation-Transformer-220v-To-220v-Safety-Isolation-Power-Supply-AC-Ring-Isolation-Transformer-Power-Converter-700x700.webp 700w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t<div class=\"wrapp-swatches\"><\/div>\n\n\t<\/div>\n\n\t<div class=\"product-element-bottom product-information\">\n\t\t<h3 class=\"wd-entities-title\"><a href=\"https:\/\/www.tronkiele.com\/ar\/product\/single-phase-220v-to-220v-toroidal-balanced-isolation-transformer\/\">GBK2 Single Phase 220v To 220v Toroidal Balanced Isolation Transformer 300va-2Kva<\/a><\/h3>\t\t\t\t<div class=\"wd-product-cats\">\n\t\t\t<a href=\"https:\/\/www.tronkiele.com\/ar\/product-category\/low-voltage-transformer\/\" rel=\"tag\">Low Voltage Transformer<\/a>, <a href=\"https:\/\/www.tronkiele.com\/ar\/product-category\/low-voltage-transformer\/isolation-transformer\/\" rel=\"tag\">Isolation Transformer<\/a>, <a href=\"https:\/\/www.tronkiele.com\/ar\/product-category\/low-voltage-transformer\/single-phase-transformers\/\" rel=\"tag\">Single Phase Transformers<\/a>\t\t<\/div>\n\t\t\t\t<div class=\"product-rating-price\">\n\t\t\t<div class=\"wrapp-product-price\">\n\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t<div class=\"fade-in-block wd-scroll\">\n\t\t\t<div class=\"hover-content wd-more-desc\">\n\t\t\t\t<div class=\"hover-content-inner wd-more-desc-inner\">\n\t\t\t\t\tEnsure pristine power quality and maximum safety for sensitive loads with the <strong data-start=\"1046\" data-end=\"1085\">GBK2 toroidal isolation transformer<\/strong>. Designed for applications that demand low noise, low leakage and stable output (220V \u2192 220V), the GBK2 series isolates your equipment from mains disturbances, suppresses transients and reduces common-mode interference. Its compact toroidal core delivers higher efficiency and lower audible hum than conventional laminated transformers\u2014ideal for <strong data-start=\"1432\" data-end=\"1510\">medical devices, pro audio, laboratory instruments and industrial controls<\/strong>.\t\t\t\t<\/div>\n\t\t\t\t<a href=\"#\" rel=\"nofollow\" class=\"wd-more-desc-btn\" aria-label=\"Read more description\"><span><\/span><\/a>\n\t\t\t<\/div>\n\t\t\t<div class=\" wd-bottom-actions\">\n\t\t\t\t<div class=\"wrap-wishlist-button\"><\/div>\n\t\t\t\t<div class=\"wd-add-btn wd-add-btn-replace\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"wrap-quickview-button\">\t\t<div class=\"quick-view wd-action-btn wd-style-icon wd-quick-view-icon\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.tronkiele.com\/ar\/product\/single-phase-220v-to-220v-toroidal-balanced-isolation-transformer\/\"\n\t\t\t\tclass=\"open-quick-view quick-view-button\"\n\t\t\t\trel=\"nofollow\"\n\t\t\t\tdata-id=\"21995\"\n\t\t\t\t>Quick view<\/a>\n\t\t<\/div>\n\t\t<\/div>\n\t\t\t<\/div>\n\n\n\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t<\/div>\n<\/div>\n<\/div>\n\t\t\t\t\t\t\t\t<div class=\"wd-product wd-hover-base wd-hover-with-fade wd-col product-grid-item product product-no-swatches type-product post-22072 status-publish last instock product_cat-low-voltage-transformer product_cat-single-phase-transformers has-post-thumbnail taxable shipping-taxable product-type-simple\" data-loop=\"2\" data-id=\"22072\">\n\t\n\t\n<div class=\"product-wrapper\">\n\t<div class=\"content-product-imagin\"><\/div>\n\t<div class=\"product-element-top wd-quick-shop\">\n\t\t<a href=\"https:\/\/www.tronkiele.com\/ar\/product\/step-up-and-down-voltage-converter-110v-to-220v-transformer\/\" class=\"product-image-link\">\n\t\t\t<img decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/TC-100va-5Kva-Portable-Small-Step-Up-And-Down-Voltage-Converter-110v-To-220v-Transformer.webp\" class=\"attachment-large size-large\" alt=\"TC 100va-5Kva Portable Small Step Up And Down Voltage Converter 110v To 220v Transformer\" srcset=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/TC-100va-5Kva-Portable-Small-Step-Up-And-Down-Voltage-Converter-110v-To-220v-Transformer.webp 800w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/TC-100va-5Kva-Portable-Small-Step-Up-And-Down-Voltage-Converter-110v-To-220v-Transformer-300x300.webp 300w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/TC-100va-5Kva-Portable-Small-Step-Up-And-Down-Voltage-Converter-110v-To-220v-Transformer-150x150.webp 150w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/TC-100va-5Kva-Portable-Small-Step-Up-And-Down-Voltage-Converter-110v-To-220v-Transformer-768x768.webp 768w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/TC-100va-5Kva-Portable-Small-Step-Up-And-Down-Voltage-Converter-110v-To-220v-Transformer-12x12.webp 12w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/TC-100va-5Kva-Portable-Small-Step-Up-And-Down-Voltage-Converter-110v-To-220v-Transformer-430x430.webp 430w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/TC-100va-5Kva-Portable-Small-Step-Up-And-Down-Voltage-Converter-110v-To-220v-Transformer-700x700.webp 700w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t<\/a>\n\n\t\t\t\t\t<div class=\"hover-img\">\n\t\t\t\t<a href=\"https:\/\/www.tronkiele.com\/ar\/product\/step-up-and-down-voltage-converter-110v-to-220v-transformer\/\" aria-label=\"Product image\">\n\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/Step-Down-Transformer-230V-50Hz-to-110V-60Hz.webp\" class=\"attachment-large size-large\" alt=\"Step Down Transformer 230V 50Hz to 110V 60Hz\" srcset=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/Step-Down-Transformer-230V-50Hz-to-110V-60Hz.webp 800w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/Step-Down-Transformer-230V-50Hz-to-110V-60Hz-300x300.webp 300w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/Step-Down-Transformer-230V-50Hz-to-110V-60Hz-150x150.webp 150w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/Step-Down-Transformer-230V-50Hz-to-110V-60Hz-768x768.webp 768w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/Step-Down-Transformer-230V-50Hz-to-110V-60Hz-12x12.webp 12w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/Step-Down-Transformer-230V-50Hz-to-110V-60Hz-430x430.webp 430w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/Step-Down-Transformer-230V-50Hz-to-110V-60Hz-700x700.webp 700w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t<div class=\"wrapp-swatches\"><\/div>\n\n\t<\/div>\n\n\t<div class=\"product-element-bottom product-information\">\n\t\t<h3 class=\"wd-entities-title\"><a href=\"https:\/\/www.tronkiele.com\/ar\/product\/step-up-and-down-voltage-converter-110v-to-220v-transformer\/\">TC 100va-5Kva Portable Small Step Up And Down Voltage Converter 110v To 220v Transformer<\/a><\/h3>\t\t\t\t<div class=\"wd-product-cats\">\n\t\t\t<a href=\"https:\/\/www.tronkiele.com\/ar\/product-category\/low-voltage-transformer\/\" rel=\"tag\">Low Voltage Transformer<\/a>, <a href=\"https:\/\/www.tronkiele.com\/ar\/product-category\/low-voltage-transformer\/single-phase-transformers\/\" rel=\"tag\">Single Phase Transformers<\/a>\t\t<\/div>\n\t\t\t\t<div class=\"product-rating-price\">\n\t\t\t<div class=\"wrapp-product-price\">\n\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t<div class=\"fade-in-block wd-scroll\">\n\t\t\t<div class=\"hover-content wd-more-desc\">\n\t\t\t\t<div class=\"hover-content-inner wd-more-desc-inner\">\n\t\t\t\t\t<p data-start=\"588\" data-end=\"927\">The <strong data-start=\"592\" data-end=\"649\">TC Series Portable Step Up and Down Voltage Converter<\/strong> is designed for users who need to operate electrical appliances with different voltage standards. This reliable <strong data-start=\"762\" data-end=\"790\">110V to 220V transformer<\/strong> efficiently converts power between 110V\u2013120V and 220V\u2013240V, ensuring safe and stable performance for your devices anywhere in the world.<\/p>\r\n<p data-start=\"929\" data-end=\"1005\">With its dual-core design, the <strong data-start=\"960\" data-end=\"986\">110 To 220 Transformer<\/strong> works both ways:<\/p>\r\n\r\n<ul>\r\n \t<li data-start=\"929\" data-end=\"1005\">Converts 110V to 220V (step-up)<\/li>\r\n \t<li data-start=\"929\" data-end=\"1005\">Converts 220V to 110V (step-down)<\/li>\r\n<\/ul>\r\n<p data-start=\"1087\" data-end=\"1317\">Simply select the correct input voltage for your region using the built-in voltage selector switch \u2014 available options: <strong data-start=\"1207\" data-end=\"1236\">110V \/ 220V \/ 230V \/ 240V<\/strong>. The corresponding output provides clean and stable AC power for your equipment.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<a href=\"#\" rel=\"nofollow\" class=\"wd-more-desc-btn\" aria-label=\"Read more description\"><span><\/span><\/a>\n\t\t\t<\/div>\n\t\t\t<div class=\" wd-bottom-actions\">\n\t\t\t\t<div class=\"wrap-wishlist-button\"><\/div>\n\t\t\t\t<div class=\"wd-add-btn wd-add-btn-replace\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"wrap-quickview-button\">\t\t<div class=\"quick-view wd-action-btn wd-style-icon wd-quick-view-icon\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.tronkiele.com\/ar\/product\/step-up-and-down-voltage-converter-110v-to-220v-transformer\/\"\n\t\t\t\tclass=\"open-quick-view quick-view-button\"\n\t\t\t\trel=\"nofollow\"\n\t\t\t\tdata-id=\"22072\"\n\t\t\t\t>Quick view<\/a>\n\t\t<\/div>\n\t\t<\/div>\n\t\t\t<\/div>\n\n\n\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t<\/div>\n<\/div>\n<\/div>\n\t\t\t\t\t\t\t\t<div class=\"wd-product wd-with-labels wd-hover-base wd-hover-with-fade wd-col product-grid-item product product-no-swatches type-product post-2608 status-publish first instock product_cat-oil-transformer product_cat-power-transformer has-post-thumbnail featured taxable shipping-taxable product-type-simple\" data-loop=\"3\" data-id=\"2608\">\n\t\n\t\n<div class=\"product-wrapper\">\n\t<div class=\"content-product-imagin\"><\/div>\n\t<div class=\"product-element-top wd-quick-shop\">\n\t\t<a href=\"https:\/\/www.tronkiele.com\/ar\/product\/11kv-to-0-4kv-800kva-distribution-step-up-transformers\/\" class=\"product-image-link\">\n\t\t\t<div class=\"product-labels labels-rounded\"><span class=\"featured product-label\">Hot<\/span><\/div><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2024\/11\/11kV-To-0.4kV-800kVA-Distribution-Step-Up-Transformers.webp\" class=\"attachment-large size-large\" alt=\"11kV To 0.4kV 800kVA Distribution Step Up Transformers\" srcset=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2024\/11\/11kV-To-0.4kV-800kVA-Distribution-Step-Up-Transformers.webp 600w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2024\/11\/11kV-To-0.4kV-800kVA-Distribution-Step-Up-Transformers-300x300.webp 300w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2024\/11\/11kV-To-0.4kV-800kVA-Distribution-Step-Up-Transformers-150x150.webp 150w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t<\/a>\n\n\t\t\n\t\t<div class=\"wrapp-swatches\"><\/div>\n\n\t<\/div>\n\n\t<div class=\"product-element-bottom product-information\">\n\t\t<h3 class=\"wd-entities-title\"><a href=\"https:\/\/www.tronkiele.com\/ar\/product\/11kv-to-0-4kv-800kva-distribution-step-up-transformers\/\">11kV To 0.4kV 800kVA Distribution Step Up Transformers<\/a><\/h3>\t\t\t\t<div class=\"wd-product-cats\">\n\t\t\t<a href=\"https:\/\/www.tronkiele.com\/ar\/product-category\/power-transformer\/\" rel=\"tag\">Power Transformer<\/a>, <a href=\"https:\/\/www.tronkiele.com\/ar\/product-category\/power-transformer\/oil-transformer\/\" rel=\"tag\">Oil Immersed Distribution Transformer<\/a>\t\t<\/div>\n\t\t\t\t<div class=\"product-rating-price\">\n\t\t\t<div class=\"wrapp-product-price\">\n\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t<div class=\"fade-in-block wd-scroll\">\n\t\t\t<div class=\"hover-content wd-more-desc\">\n\t\t\t\t<div class=\"hover-content-inner wd-more-desc-inner\">\n\t\t\t\t\tMore than 20 years, professional supplier of all types of transformers from 30 kVA up to 2500 kVA. Its technology is at the required standard for most European and American markets, while also looking forward to being your reliable long-term partner in China\t\t\t\t<\/div>\n\t\t\t\t<a href=\"#\" rel=\"nofollow\" class=\"wd-more-desc-btn\" aria-label=\"Read more description\"><span><\/span><\/a>\n\t\t\t<\/div>\n\t\t\t<div class=\" wd-bottom-actions\">\n\t\t\t\t<div class=\"wrap-wishlist-button\"><\/div>\n\t\t\t\t<div class=\"wd-add-btn wd-add-btn-replace\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"wrap-quickview-button\">\t\t<div class=\"quick-view wd-action-btn wd-style-icon wd-quick-view-icon\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.tronkiele.com\/ar\/product\/11kv-to-0-4kv-800kva-distribution-step-up-transformers\/\"\n\t\t\t\tclass=\"open-quick-view quick-view-button\"\n\t\t\t\trel=\"nofollow\"\n\t\t\t\tdata-id=\"2608\"\n\t\t\t\t>Quick view<\/a>\n\t\t<\/div>\n\t\t<\/div>\n\t\t\t<\/div>\n\n\n\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t<\/div>\n<\/div>\n<\/div>\n\t\t\t\t\t\t\t\t<div class=\"wd-product wd-hover-base wd-hover-with-fade wd-col product-grid-item product product-no-swatches type-product post-22039 status-publish instock product_cat-control-transformers product_cat-isolation-transformer product_cat-low-voltage-transformer product_cat-single-phase-transformers has-post-thumbnail taxable shipping-taxable product-type-simple\" data-loop=\"4\" data-id=\"22039\">\n\t\n\t\n<div class=\"product-wrapper\">\n\t<div class=\"content-product-imagin\"><\/div>\n\t<div class=\"product-element-top wd-quick-shop\">\n\t\t<a href=\"https:\/\/www.tronkiele.com\/ar\/product\/single-phase-lighting-step-down-control-transformer\/\" class=\"product-image-link\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/JMB-Portable-Lighting-Step-Down-Control-Transformer-25Va50Kva.webp\" class=\"attachment-large size-large\" alt=\"JMB Portable Lighting Step Down Control Transformer 25Va~50Kva\" srcset=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/JMB-Portable-Lighting-Step-Down-Control-Transformer-25Va50Kva.webp 800w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/JMB-Portable-Lighting-Step-Down-Control-Transformer-25Va50Kva-300x300.webp 300w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/JMB-Portable-Lighting-Step-Down-Control-Transformer-25Va50Kva-150x150.webp 150w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/JMB-Portable-Lighting-Step-Down-Control-Transformer-25Va50Kva-768x768.webp 768w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/JMB-Portable-Lighting-Step-Down-Control-Transformer-25Va50Kva-12x12.webp 12w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/JMB-Portable-Lighting-Step-Down-Control-Transformer-25Va50Kva-430x430.webp 430w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/JMB-Portable-Lighting-Step-Down-Control-Transformer-25Va50Kva-700x700.webp 700w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t<\/a>\n\n\t\t\t\t\t<div class=\"hover-img\">\n\t\t\t\t<a href=\"https:\/\/www.tronkiele.com\/ar\/product\/single-phase-lighting-step-down-control-transformer\/\" aria-label=\"Product image\">\n\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Construction-Site-Low-Voltage-220V-to-6V.webp\" class=\"attachment-large size-large\" alt=\"Single Phase Construction Site Low Voltage 220V to 6V\" srcset=\"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Construction-Site-Low-Voltage-220V-to-6V.webp 800w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Construction-Site-Low-Voltage-220V-to-6V-300x300.webp 300w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Construction-Site-Low-Voltage-220V-to-6V-150x150.webp 150w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Construction-Site-Low-Voltage-220V-to-6V-768x768.webp 768w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Construction-Site-Low-Voltage-220V-to-6V-12x12.webp 12w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Construction-Site-Low-Voltage-220V-to-6V-430x430.webp 430w, https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/09\/Single-Phase-Construction-Site-Low-Voltage-220V-to-6V-700x700.webp 700w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t<div class=\"wrapp-swatches\"><\/div>\n\n\t<\/div>\n\n\t<div class=\"product-element-bottom product-information\">\n\t\t<h3 class=\"wd-entities-title\"><a href=\"https:\/\/www.tronkiele.com\/ar\/product\/single-phase-lighting-step-down-control-transformer\/\">JMB Single-Phase Portable Lighting Step Down Control Transformer 25Va~50Kva<\/a><\/h3>\t\t\t\t<div class=\"wd-product-cats\">\n\t\t\t<a href=\"https:\/\/www.tronkiele.com\/ar\/product-category\/low-voltage-transformer\/\" rel=\"tag\">Low Voltage Transformer<\/a>, <a href=\"https:\/\/www.tronkiele.com\/ar\/product-category\/low-voltage-transformer\/control-transformers\/\" rel=\"tag\">Control Transformers<\/a>, <a href=\"https:\/\/www.tronkiele.com\/ar\/product-category\/low-voltage-transformer\/isolation-transformer\/\" rel=\"tag\">Isolation Transformer<\/a>, <a href=\"https:\/\/www.tronkiele.com\/ar\/product-category\/low-voltage-transformer\/single-phase-transformers\/\" rel=\"tag\">Single Phase Transformers<\/a>\t\t<\/div>\n\t\t\t\t<div class=\"product-rating-price\">\n\t\t\t<div class=\"wrapp-product-price\">\n\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t<div class=\"fade-in-block wd-scroll\">\n\t\t\t<div class=\"hover-content wd-more-desc\">\n\t\t\t\t<div class=\"hover-content-inner wd-more-desc-inner\">\n\t\t\t\t\tThe JMB series is our rugged, portable single-phase control transformer built for lighting and small industrial equipment. It steps down common mains voltages to isolated, Safety Extra-Low Voltage (SELV) outputs \u2014 ideal for damp job sites, confined spaces and metal enclosures where safety matters. Available from 25 VA up to 50 kVA, with multiple taps and optional protective features.\t\t\t\t<\/div>\n\t\t\t\t<a href=\"#\" rel=\"nofollow\" class=\"wd-more-desc-btn\" aria-label=\"Read more description\"><span><\/span><\/a>\n\t\t\t<\/div>\n\t\t\t<div class=\" wd-bottom-actions\">\n\t\t\t\t<div class=\"wrap-wishlist-button\"><\/div>\n\t\t\t\t<div class=\"wd-add-btn wd-add-btn-replace\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"wrap-quickview-button\">\t\t<div class=\"quick-view wd-action-btn wd-style-icon wd-quick-view-icon\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.tronkiele.com\/ar\/product\/single-phase-lighting-step-down-control-transformer\/\"\n\t\t\t\tclass=\"open-quick-view quick-view-button\"\n\t\t\t\trel=\"nofollow\"\n\t\t\t\tdata-id=\"22039\"\n\t\t\t\t>Quick view<\/a>\n\t\t<\/div>\n\t\t<\/div>\n\t\t\t<\/div>\n\n\n\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t<\/div>\n<\/div>\n<\/div>\n\t\t\n\t\t\t\t<\/div>\n\t\n\t\t\n\t\t\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e89014a elementor-widget elementor-widget-wd_text_block\" data-id=\"e89014a\" data-element_type=\"widget\" data-widget_type=\"wd_text_block.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"wd-text-block reset-last-child text-center color-scheme-light\">\n\t\t\t\n\t\t\t<p>Will be used in accordance with our\u00a0<strong><a href=\"#\">Privacy Policy<\/a><\/strong><\/p>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>When you need to provide a single-phase load but already possess a three-phase unit, it&#8217;s tempting to retrofit and not<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[93],"tags":[],"class_list":["post-21757","post","type-post","status-publish","format-standard","hentry","category-transformer"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - 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