1.0ZTThttps://www.zttgroup.com/deehaitechhttps://www.zttgroup.com/de/author/ehaitech/rich600338<blockquote class="wp-embedded-content" data-secret="wXEjF8YXnf"><a href="https://www.zttgroup.com/de/product/ztt-ng54cd-475-500w/">ZTT-NG54CD-475-500W</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.zttgroup.com/de/product/ztt-ng54cd-475-500w/embed/#?secret=wXEjF8YXnf" width="600" height="338" title="„ZTT-NG54CD-475-500W“ – ZTT" data-secret="wXEjF8YXnf" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !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); //# sourceURL=https://www.zttgroup.com/wp-includes/js/wp-embed.min.js </script>https://www.zttgroup.com/wp-content/uploads/2026/09/5：ZTT-NG54CD-475-500资料-EN.png800800N-type BC dual-glass module for residential applications.​By eliminating front metal grid lines, it minimizes shading loss while delivering high power output and excellent shading tolerance. Designed for residential and small distributed PV projects seeking high generation returns, the module features a dual-glass structure that ensures long-term reliability and outstanding performance on rooftops prone to shading and high summer temperatures.