4 Pcs Rv Generator Adapter Cord Kit, 14-50P/5-15P/L14-30P/L5-30P to Tt-30R, 50A to 30A, 30A to 110V, 30Amp Plug Adapter for Rv Camper Trailer STW 10 Awg, Etl Listed. Support max power up to 3750W 30A 125/250V.