Designed for demanding indoor and outdoor power applications, the 14/3 SJTW Heavy-Duty Power Cord complies with UL 817 and UL 62 safety requirements. It features pure copper conductors and a durable three-layer insulation structure for stable conductivity, waterproofing, oil resistance, UV protection, and abrasion resistance. As a reliable LINSHENG UL Standard Indoor and Outdoor Power Cords, it is suitable for residential, construction, commercial, and agricultural equipment.