{"version":"1.0","provider_name":"PIN","provider_url":"https:\/\/www.tronkiele.com\/fr","author_name":"TRONKI","author_url":"https:\/\/www.tronkiele.com\/fr\/author\/anna1030\/","title":"High-Quality Single Phase Adjustable Variac Transformer Manufacturer - PINE","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"st8KVhamO0\"><a href=\"https:\/\/www.tronkiele.com\/fr\/product\/single-phase-adjustable-variac-transformer\/\">Transformateur Variac ajustable monophas\u00e9 de haute qualit\u00e9 0.5kVA-50KVA<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.tronkiele.com\/fr\/product\/single-phase-adjustable-variac-transformer\/embed\/#?secret=st8KVhamO0\" width=\"600\" height=\"338\" title=\"\u00ab Transformateur Variac monophas\u00e9 r\u00e9glable de haute qualit\u00e9 0.5kVA-50KVA \u00bb - PINE\" data-secret=\"st8KVhamO0\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.tronkiele.com\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>","thumbnail_url":"https:\/\/www.tronkiele.com\/wp-content\/uploads\/2025\/10\/High-Quality-Single-Phase-Adjustable-Variac-0.5kVA-50KVA-From-China-Mingch.webp","thumbnail_width":800,"thumbnail_height":800,"description":"The Single Phase Adjustable Variac Transformer (0.5kVA\u201350kVA) is a high-performance voltage control device designed for precise, continuous voltage regulation. As a leading variable transformer manufacturer, ZHENGXI provides reliable, efficient, and durable solutions suitable for laboratories, industrial machinery, testing systems, and lighting control applications.  This variac variable transformer adopts a toroidal autotransformer structure with a high-precision carbon brush and handwheel mechanism, ensuring smooth, stepless voltage adjustment from 0V to 250V. It features high efficiency, low waveform distortion, and long service life, offering stable voltage output and superior performance in demanding environments."}