Hubbell HBL4770C 15A 277VAC NEMA L7-15P Black & White Nylon Single

277 VAC, 15 A, 18 to 10 AWG, 2-Pole, 3-Wire, Black/White, Nylon, NEMA L7-15R, Polarized, Locking Device Connector

HBL4779C 277 VAC, 15 A, 18 to 10 AWG, 2-Pole, 3-Wire, Black/White, Nylon, NEMA L7-15R, Polarized, Locking Device Connector

Locking Devices, Twist-Lock®, Industrial, Male Plug, 15A 250V, 2-Pole 3-Wire Grounding, L6-15P, Screw Terminal, Black and White, HBL4570C

Legrand Pass & Seymour Turnlok 15 Amp 277-Volt NEMA L7-15P Locking Plug PSL715P - The Home Depot

15A 277V L7-15P Twist Locking Power Cord

Hubbell Wiring HBL8420

Hubbell 20A Twist-Lock Plug 2P 3W 125VAC L5-20P BK/WT HBL2311S

Hubbell Twist Lock

277 VAC, 15 A, 18 to 10 AWG, 2-Pole, 3-Wire, Black/White, Nylon, NEMA L7-15R, Polarized, Locking Device Connector

HBL4779C 277 VAC, 15 A, 18 to 10 AWG, 2-Pole, 3-Wire, Black/White, Nylon, NEMA L7-15R, Polarized, Locking Device Connector

HUBBELL HBL4760 Twist-Lock® Heavy Duty Locking Single Receptacle 15 A, L7-15R Brown

L715P L715-P Pass and Seymour Turnlok Plug 3W 15A 277V

HBL4570C Hubbell Locking Plug

HUBBELL HBL4770C Twist-Lock®, Insulgrip® Locking Male Plug 15 A, 277 VAC, Insulgrip, Standard Sized

Twist-Lock and Hubbellock Devices