Belden 37501 is a high-voltage, 1 AWG lead wire featuring a tinned copper conductor with 210 strands and EPDM insulation. Rated for 7500V and operating temperatures up to 150°C, it supports up to 297.6 amps at 30°C. This UL 3499-compliant hook-up wire has a nominal diameter of 0.638 inches and is designed for demanding industrial and appliance wiring applications requiring durability, heat resistance, and high electrical performance. Its robust construction ensures reliable operation in both indoor and outdoor environments, meeting multiple international safety and environmental standards. Ideal for high-temperature, high-voltage uses.