M16878/10 SAE/NEMA HP-4 Type J is a extruded polyethylene (PE) that’s exceptional in harsh environments insulated general purpose electronic hook-up wire. MIL-DTL-16878/10 offers a wide temperature range of up to 75°C and a high voltage rating of 600V. MIL-DTL-16878/10 caters to a diverse range of industries, including military, aerospace, industrial, commercial, and other sectors that demand moderate resistance capabilities.