Nema L14-30P 30A 125/250V 3 Pole 4 Wire Industrial Grade Locking Male Plug,
Nema L14-30P 30A 125/250V 3 Pole 4 Wire Industrial Grade Locking Male Plug, Industrial Twist Lock L14-30 30-Amp Locking Plug. Twist Locking type NEMA L14-30P male 30Amp 125/250 Volt male industrial grade ac power plug, ETL CUL certificated.