5-20R2GFI

P77US: SIEMENS, POWER OUTLET PANEL 40 AMP, SINGLE PHASE, 3 WIRE, 120/240V AC, UNMETERED, SURFACE UNIT, OUTDOOR ENCLOSURE NEMA TYPE 3R. TWO 20A 125V GFCI DUPTEX RECEPTACLES (5-20R2GFI) PREWIRED TO A 20A CIRCUIT BREAKER.