High Voltage Cables (HV) \u2013 Reliable Transmission for Critical Power Networks<\/strong><\/h2>\n\\n<\/p>\n
Rated Voltage: 35kV to 500kV | XLPE Insulated | Copper & Aluminum Options<\/h3>\n
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TOT Wire & Cable<\/strong> supplies a comprehensive range of High Voltage Cables (HV Cables)<\/strong> designed for long-distance, high-load power transmission in utility, industrial, and infrastructure projects. With rated voltages from 35kV up to 500kV<\/strong>, our HV cables are engineered for superior electrical performance, insulation reliability, and long-term durability.<\/p>\n\\n\\n\\n<\/p>\n
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What is a High Voltage Cable?<\/h3>\n
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A high voltage cable<\/strong> is a power transmission cable designed to carry voltages typically above 35kV. These cables are used in substations, national grids, power plants<\/strong>, and major infrastructure projects<\/strong> to transmit electricity over long distances with minimal power loss.<\/p>\n\\n<\/p>\n
TOT offers HV XLPE insulated cables<\/strong> that comply with IEC, GB, and BS standards, ensuring safe operation, mechanical protection, and long service life.<\/p>\n\\n\\n<\/p>\n
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Common searches: HV cable specification<\/em>, high voltage underground cable<\/em>, 110kV power cable<\/em>, 500kV XLPE cable<\/em>, high voltage cable manufacturers in China<\/em><\/p>\n\\n<\/p><\/blockquote>\n
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Technical Specifications<\/h3>\n
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\\n<\/p>\n\\n<\/p>\n\\n<\/p>\n| Feature<\/strong><\/th>\n \\n<\/p>\n Description<\/strong><\/th>\n \\n<\/tr>\n \\n<\/thead>\n \\n<\/p>\n \\n<\/p>\n\\n<\/p>\n| Rated Voltage<\/strong><\/td>\n \\n<\/p>\n 35kV \/ 66kV \/ 110kV \/ 132kV \/ 220kV \/ 275kV \/ 400kV \/ 500kV<\/td>\n \\n<\/tr>\n \\n<\/p>\n | \\n<\/p>\n| Conductor Material<\/strong><\/td>\n \\n<\/p>\n Copper or Aluminum (Stranded\/Sector Shaped)<\/td>\n \\n<\/tr>\n \\n<\/p>\n | \\n<\/p>\n| Insulation<\/strong><\/td>\n \\n<\/p>\n XLPE (Cross-Linked Polyethylene)<\/td>\n \\n<\/tr>\n \\n<\/p>\n | \\n<\/p>\n| Screening<\/strong><\/td>\n \\n<\/p>\n Conductor & Insulation Screens (Semi-conductive)<\/td>\n \\n<\/tr>\n \\n<\/p>\n | \\n<\/p>\n| Metal Shielding<\/strong><\/td>\n \\n<\/p>\n Copper Tape or Wire Screen<\/td>\n \\n<\/tr>\n \\n<\/p>\n | \\n<\/p>\n| Armor (Optional)<\/strong><\/td>\n \\n<\/p>\n Corrugated Aluminum \/ Lead Sheath \/ Steel Wire<\/td>\n \\n<\/tr>\n \\n<\/p>\n | \\n<\/p>\n| Outer Sheath<\/strong><\/td>\n \\n<\/p>\n PE, PVC, or Flame Retardant Compounds<\/td>\n \\n<\/tr>\n \\n<\/p>\n | \\n<\/p>\n| Standard<\/strong><\/td>\n \\n<\/p>\n IEC 60840, IEC 62067, GB\/T 11017, BS 7870<\/td>\n \\n<\/tr>\n \\n<\/p>\n | \\n<\/p>\n| Temperature Rating<\/strong><\/td>\n \\n<\/p>\n 90\u00b0C continuous, 250\u00b0C short circuit (5s)<\/td>\n \\n<\/tr>\n \\n<\/tbody>\n \\n<\/table>\n \\n<\/p>\n \\n<\/p>\n <\/div>\n \\n<\/p><\/div>\n \\n<\/p><\/div>\n \\n<\/p><\/div>\n \\n\\n<\/p>\n
\\n\\n<\/p>\n  Features of Our HV Power Cables<\/h3>\n
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 High Electrical Strength<\/strong> \u2013 Minimal dielectric loss, excellent surge resistance<\/p>\n\\n<\/li>\n \\n \\t<\/p>\n - \\n\n
 XLPE Insulation<\/strong> \u2013 Long life, low aging, high temperature performance<\/p>\n\\n<\/li>\n \\n \\t<\/p>\n - \\n\n
 Multiple Shielding Layers<\/strong> \u2013 For superior electrical and mechanical protection<\/p>\n\\n<\/li>\n \\n \\t<\/p>\n - \\n\n
 Eco-Friendly Materials<\/strong> \u2013 RoHS compliant, low smoke, halogen-free options available<\/p>\n\\n<\/li>\n \\n \\t<\/p>\n - \\n\n
 Customizable Design<\/strong> \u2013 Tailored for overhead or underground installation<\/p>\n\\n<\/li>\n \\n \\t<\/p>\n - \\n\n
 Strong Outer Sheath<\/strong> \u2013 Moisture, corrosion, and flame resistant<\/p>\n\\n<\/li>\n \\n<\/ul>\n \\n\\n<\/p>\n
\\n\\n<\/p>\n Common HV Cable Products We Supply<\/h3>\n
\\n<\/p>\n \\n<\/p>\n \\n<\/p>\n \\n<\/p>\n\\n<\/p>\n\\n<\/p>\n| Product Name<\/strong><\/th>\n \\n<\/p>\n Voltage Rating<\/strong><\/th>\n \\n<\/p>\n Application<\/strong><\/th>\n \\n<\/tr>\n \\n<\/thead>\n \\n<\/p>\n \\n<\/p>\n\\n<\/p>\n| XLPE 66kV Cable<\/td>\n \\n<\/p>\n | 66kV<\/td>\n \\n<\/p>\n | Regional substation transmission<\/td>\n \\n<\/tr>\n \\n<\/p>\n | \\n<\/p>\n| XLPE 110kV Cable<\/td>\n \\n<\/p>\n | 110kV<\/td>\n \\n<\/p>\n | Industrial power grids<\/td>\n \\n<\/tr>\n \\n<\/p>\n | \\n<\/p>\n| XLPE 220kV HV Cable<\/td>\n \\n<\/p>\n | 220kV<\/td>\n \\n<\/p>\n | National transmission lines<\/td>\n \\n<\/tr>\n \\n<\/p>\n | \\n<\/p>\n| XLPE 400kV HV Cable<\/td>\n \\n<\/p>\n | 400kV<\/td>\n \\n<\/p>\n | Long-distance high-load infrastructure<\/td>\n \\n<\/tr>\n \\n<\/p>\n | \\n<\/p>\n| XLPE 500kV HV Cable<\/td>\n \\n<\/p>\n | 500kV<\/td>\n \\n<\/p>\n | Extra high-voltage transmission lines<\/td>\n \\n<\/tr>\n \\n<\/tbody>\n \\n<\/table>\n \\n<\/p>\n \\n<\/p>\n <\/div>\n \\n<\/p><\/div>\n \\n<\/p><\/div>\n \\n<\/p><\/div>\n \\n\\n<\/p>\n
\\n\\n<\/p>\n  Applications<\/h3>\n
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National power grid transmission<\/p>\n \\n<\/li>\n \\n \\t<\/p>\n - \\n\n
Electrical substations and switchyards<\/p>\n \\n<\/li>\n \\n \\t<\/p>\n - \\n\n
Underground HV cable networks<\/p>\n \\n<\/li>\n \\n \\t<\/p>\n - \\n\n
Industrial zones, power plants, and mines<\/p>\n \\n<\/li>\n \\n \\t<\/p>\n - \\n\n
Renewable energy power evacuation (wind, hydro, solar farms)<\/p>\n \\n<\/li>\n \\n \\t<\/p>\n - \\n\n
Railway and metro electrification systems<\/p>\n \\n<\/li>\n \\n<\/ul>\n \\n\\n<\/p>\n
\\n\\n<\/p>\n Why Choose TOT HV Cables?<\/h3>\n
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 One-stop high voltage cable manufacturer<\/strong><\/p>\n\\n<\/li>\n \\n \\t<\/p>\n - \\n\n
Advanced XLPE insulation production technology<\/p>\n \\n<\/li>\n \\n \\t<\/p>\n - \\n\n
Full type test, routine test, and third-party inspection available<\/p>\n \\n<\/li>\n \\n \\t<\/p>\n - \\n\n
Custom lengths, drum packaging, and project support<\/p>\n \\n<\/li>\n \\n \\t<\/p>\n - \\n\n
Fast delivery for domestic and export orders<\/p>\n \\n<\/li>\n \\n \\t<\/p>\n - \\n\n
Competitive high voltage cable price<\/strong> with guaranteed quality<\/p>\n\\n<\/li>\n \\n<\/ul>\n \\n\\n<\/p>\n
\\n\\n<\/p>\n Request a Quote for HV XLPE Cable<\/h3>\n
\\n<\/p>\n Whether you\u2019re planning a 66kV substation<\/strong>, 110kV grid upgrade<\/strong>, or sourcing 500kV underground power cable<\/strong>, TOT provides trusted solutions for global clients.<\/p>\n\\n<\/p>\n  [Get a Quote<\/a>]<\/strong> |<\/p>\n“}]}],”section_settings”:””},”scripts”:{“parallax”:”parallax.min.js”},”css”:{},”css_page”:””,”template_setting”:{“settings”:{“id”:”settings”}},”template_setting_top”:{},”page_setting”:{“settings”:[“lock-mode-off”],”popup”:{“active”:false,”title”:””,”text”:””,”link”:””,”image”:””,”full_width”:false,”position”:”bottom-right”,”new_window”:false,”expire”:””,”animation”:””}}}<\/p>\n","protected":false},"excerpt":{"rendered":" {“main-title”:{“component”:”hc_title”,”id”:”main-title”,”title”:”High Voltage Cables – HV”,”subtitle”:”TOT Wire & Cable supplies a comprehensive range of High Voltage Cables (HV Cables) designed for long-distance, high-load power transmission in utility, industrial, and infrastructure projects. 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