The 44A0311-20-9 is a Spec 44 primary hook-up wire designed for internal wiring in electronic equipment. It features a single 20 AWG tin-coated copper conductor, which is constructed from 19 strands of 32 AWG wire. The insulation is made from a modified radiation cross-linked PVDF, providing an overall outside diameter of 1.98 mm and a voltage rating of 2500 V. This wire is engineered to perform reliably across a wide operating temperature range of -65°C to 150°C. Its robust characteristics make it suitable for demanding applications in aerospace, defense, and industrial electronics.