电源插座和插座黑色刷新

Leviton 15 Amp, 277 Volt Duplex Locking Outlet Receptacle - Black (4750)

Hubbell 3 Pole 4 Wire Straight Blade Flush - Black (HBL9450A)

Leviton 2730 480V Flush Mounting Locking Receptacle - Black

Hubbell HBL8450A 50A 250V 3-Phase Single Receptacle - Black

Leviton Locking Receptacle Outlet 2610 NEMA L5-30 30a 125v

Leviton 4760 Industrial Grade Locking Receptacle

Hubbell HBL2520 277/480VAC 20A 3-Ph 4P 5W Locking Device Twist-Lock Receptacle

Hubbell HBL20403, 3 Pole 4 Wire, 30 amp, 600V Hubbellock Receptacle