Generator Videos Unboxing Firman 2000/1600 Watt Inverter Portable Generator. Firman Model W01682 0 Generator Inlet Box 30 amps Vs 50 amps which one should you install! Remote Start for your Harbor Freight Predator 3500 Inverter Generator Post navigation Previous Article Remote Start for your Harbor Freight Predator 3500 Inverter Generator Next Article Generator Inlet Box 30 amps Vs 50 amps which one should you install!