ELEGRP NEMA L14-30R Locking Connector, Generator Twist Lock Adapter Female Connector, 30 Amp 125/250V 3 Pole 4 Wire Grounding, Industrial Grade Heavy

ELEGRP NEMA L14-30P Locking Connector, 30 Amp 4 Wire Generator twist lock Female Connector, Industrial Grade Grounding Heavy Duty, Locking Adapter, UL

Twist Lock Adapter Male Plug & Connector 30A 125-250V

AC WORKS NEMA L15-30P 3-Phase 30 Amp 250-Volt 4-Prong Locking Male Plug with UL, C-UL Approval ASL1530P - The Home Depot

AC WORKS Super Durable Industrial Grade Locking Style Replacement Wiring Male Plug (L15-30 30A 3-Phase 250V)

AC WORKS™ Locking Adapter L5-30P to L14-30R (Hots Bridged) Adapter – AC Connectors

ELEGRP 30 Amp/50 Amp 250-Volt 2-Pole/3-Wire NEMA 6-30P/6-50P Grounded Straight Blade Angle Plug, Black 4504 - The Home Depot

ELEGRP NEMA L14-30P Locking Plug, Generator Twist Lock Adapter Male Plug, 30 Amp 125/250V 3 Pole 4 Wire Grounding, Industrial Grade Heavy Duty, UL Listed (1 Pack, Black/White)

AC WORKS 30 Amp 250-Volt 3-Phase NEMA L15-30R 4-Prong Industrial Grade Locking Female Connector ASL1530R - The Home Depot

ACKING 30 Amp NEMA L14-30/Four 5-20R Generator Locking Cord, 4-Prong 10 Gauge Cord to Household Cable,Generator Adapter, 125/250V 30 Amp 7500 Watts UL Listed, 1.5FT : Patio, Lawn & Garden

Superior Electric YGA017-KIT 30 Amp 250 Volt Male Female Twist Lock 3 Wire Plug Nema L6-30P/30R (YGA017 + YGA017F)

ELEGRP NEMA L14-30R Locking Connector, Generator Twist Lock Adapter Female Connector, 30 Amp 125/250V 3 Pole 4 Wire Grounding, Industrial Grade Heavy Duty, UL Listed (1 Pack, Black/White)

TNP NEMA L14 30 Female Plug 4 Prong Plug Lock Socket, 30 Amp Twistlock Receptacle Adapter 125/250V 3 Pole 4 Wire Grounding Industrial Grade for Generator, Transfer Switches, RV Trailer

TNP NEMA L14 30 Female Plug 4 Prong Plug Lock Socket, 30 Amp Twistlock Receptacle Adapter 125/250V 3 Pole 4 Wire Grounding Industrial Grade for Generator, Transfer Switches, RV Trailer