{"id":10006,"date":"2026-06-16T10:20:28","date_gmt":"2026-06-16T08:20:28","guid":{"rendered":"https:\/\/nanodomi.com\/?post_type=product&p=10006"},"modified":"2026-06-16T16:37:27","modified_gmt":"2026-06-16T14:37:27","slug":"gcl-nt12r-66gdf-620w-625w-bifacial-solar-panel","status":"publish","type":"product","link":"https:\/\/nanodomi.com\/en\/proionta\/photovoltaic-panels\/gcl-nt12r-66gdf-620w-625w-bifacial-solar-panel\/","title":{"rendered":"GCL NT12R\/66GDF 620W\/625W Bifacial Dual Glass Monocrystalline Module"},"content":{"rendered":"

NT12R\/66GDF 620W\/625W is a high-performance bifacial dual glass monocrystalline photovoltaic module from GCL, designed for large-scale ground installations. It delivers up to 625W maximum power output with high efficiency and long-term reliability.<\/p>\n

Key Technical Specifications<\/strong><\/span><\/h3>\n
    \n
  • Maximum Power Output: 625W<\/li>\n
  • Maximum Module Efficiency: 23.14%<\/li>\n
  • Power Output Guarantee: 0 to +5W<\/li>\n
  • Module Type: Bifacial Dual Glass Monocrystalline<\/li>\n
  • Technology: N-type<\/li>\n<\/ul>\n

    Features<\/strong><\/span><\/h3>\n
      \n
    • High reliability performance over time<\/li>\n
    • N-type technology with lower LID\/LETID<\/li>\n
    • Large wafer design reducing system cost (support structures, cables, land usage)<\/li>\n
    • Lower LCOE for large installations<\/li>\n
    • Reduced micro-crack risk (non-destructive cutting process)<\/li>\n
    • Suitable for utility-scale solar projects<\/li>\n<\/ul>\n

      Certifications & Testing<\/strong><\/span><\/h3>\n
        \n
      • ISO 9001<\/li>\n
      • ISO 14001<\/li>\n
      • ISO 45001<\/li>\n
      • IEC 61701 (Salt Mist Test)<\/li>\n
      • IEC 62716 (Ammonia Corrosion Test)<\/li>\n
      • DIN EN 60068-2-68 (Sand Blowing Test)<\/li>\n
      • 2×100% Electroluminescence (EL) inspection<\/li>\n<\/ul>\n

        Durability & Reliability<\/strong><\/span><\/h3>\n
          \n
        • Salt mist, ammonia, and sand blowing resistance<\/li>\n
        • Long-term reliability testing completed<\/li>\n
        • High PID resistance and snail-trail free design<\/li>\n
        • Strict production process control<\/li>\n
        • Fully automated manufacturing facility<\/li>\n<\/ul>\n

          Performance & Warranty<\/strong><\/span><\/h3>\n
            \n
          • 12-Year Product Warranty<\/li>\n
          • 30-Year Linear Performance Warranty<\/li>\n
          • 0.40% Annual Degradation Rate<\/li>\n
          • Selected encapsulation materials for long-term stability<\/li>\n<\/ul>\n

            Insurance<\/strong><\/span><\/h3>\n
              \n
            • Backed by Swiss RE (refer to GCL warranty terms)<\/li>\n<\/ul>\n

               <\/p>\n","protected":false},"excerpt":{"rendered":"

              Certifications:<\/strong> ISO 9001, ISO 14001, ISO 45001, IEC 61701 (Salt Mist Test), IEC 62716 (Ammonia Corrosion Test), DIN EN 60068-2-68 (Sand Blowing Test), 2×100% Electroluminescence (EL) inspection.<\/p>\n

              Warranty:<\/strong> 12-year product warranty and 30-year linear performance warranty (0.40% annual degradation).<\/p>\n

              Code:<\/strong> NT12R\/66GDF 620W\/625W<\/p>\n","protected":false},"featured_media":10076,"template":"","meta":{"_acf_changed":false,"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[1617],"product_tag":[2296,2297,2298,2300,2301,2302,2294,2295],"class_list":["post-10006","product","type-product","status-publish","has-post-thumbnail","product_cat-photovoltaic-panels","product_tag-monocrystalline","product_tag-n-type","product_tag-solar-panel","product_tag-photovoltaic-module","product_tag-high-efficiency","product_tag-625w","product_tag-bifacial-module","product_tag-dual-glass","yith_product_brand-gcl-en","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"\nGCL NT12R\/66GDF 620W\/625W Bifacial Solar Panel | Nanodomi<\/title>\n<meta name=\"description\" content=\"GCL NT12R\/66GDF 620W\/625W bifacial dual glass monocrystalline solar panel with 23.14% efficiency, N-type technology, ISO 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