M25038/3-20-3 is a high-temperature hook-up wire that is part of Specialty Cable’s military-style hook-up wire series. This wire is UL/CSA rated and meets MIL-W-25038 Type 3, with Size 20 AWG and 3 conductors. It is made of stranded tinned copper with a high-temperature insulation jacket made of silicone rubber. This jacket is extremely resistant to oils, acids, solvents, and other chemicals, and it is also highly flexible and resistant to abrasion, radiation, weather, and flame. This wire is designed to be used in applications that require reliable performance in extreme temperatures ranging from -76°F to +392°F.