ENERLITES Industrial Grade 30A 250V Locking Receptacle, NEMA L6-30R, 2P, 3W, 66460-BK, Black

ENERLITES NEMA L6-30R Flush Mounting Locking Receptacle for Generator, Twist Lock Outlet, 30 Amp, 250 Volt, 2 Pole, 3 Wire Grounding, Industrial Grade Heavy Duty, UL Listed, 66460-BK, Black

ELEGRP NEMA L6-30P Locking Plug, Generator Twist Lock Adapter Plug, 30 Amp 250V 2 Pole 3 Wire Grounding, Industrial Grade Heavy Duty, UL Listed (1 Pack, Black/White)

Leviton 2620 30 Amp, 250 Volt, Flush Mounting Locking Receptacle, Industrial Grade, Grounding, V-0-MAX, Black