[PDF] SW Series Inverter/Chargers - Xantrex 1. Tools required to make AC and DC wiring connections: Wire strippers; 1/2" (13MM) open-end or socket wrench; Phillips #2 screwdriver; flat blade 1/4" (6MM) screwdriver. 2. No terminals or lugs are required for hook-up of the AC wiring. AC wiring must be copper wire and rated for 75°C or higher.