About NEMA Plugs, Sockets, and Receptacles
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Turn-Lock Plugs, Sockets, and Receptacles
A quarter turn locks these connectors in place to remain secure in high-vibration applications and prevent accidental disconnection.
Receptacles for outlet boxes fit standard wall plates (not included).
| NEMA Style  | Voltage | Current | OD | Wire Connection Type | For Cable OD | Specifications Met | Color | Each | |
Grounded | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| L7-20 | 277V AC | 20A | 2.2" | Screw Terminals | 0.23"-1.15" | UL Listed, CSA Certified | Black | 0000000 | 000000 |
| NEMA Style | Voltage | Current | OD | Wire Connection Type | For Cable OD | Specifications Met | Color | Each | |
Grounded | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| L7-20 | 277V AC | 20A | 2.6" | Screw Terminals | 0.23"-1.15" | UL Listed | Black | 000000 | 000000 |
| NEMA Style | Voltage | Current | OD | Wire Connection Type | For Cable OD | Specifications Met | Color | Each | |
Grounded | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| L7-20 | 277V AC | 20A | 2.2" | Screw Terminals | 0.23"-1.15" | UL Listed, CSA Certified | Black | 000000 | 000000 |
| NEMA Style | Voltage | Current | Face Dia. | Wire Connection Type | Receptacle Terminal Location | Mounting Location | Specifications Met | Color | Each | |
Grounded | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| L7-20 | 277V AC | 20A | 1.6" | Screw Terminals | Back, Side | Outlet Box | UL Listed, CSA Certified | Black | 0000000 | 000000 |
| NEMA Style | Voltage | Current | Wire Connection Type | Receptacle Terminal Location | For Panel Cutout Dia. | Specifications Met | Color | Each | |
Grounded | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| L7-20 | 277V AC | 20A | Screw Terminals | Back, Side | 2.1" | UL Listed, CSA Certified | Gray | 0000000 | 000000 |
| NEMA Style | Voltage | Current | Wire Connection Type | Receptacle Terminal Location | For Panel Cutout Dia. | Specifications Met | Color | Each | |
Grounded | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| L7-20 | 277V AC | 20A | Screw Terminals | Back, Side | 2.1" | UL Listed, CSA Certified | Gray | 0000000 | 000000 |
Premium Turn-Lock Plugs, Sockets, and Receptacles
Also known as twist-lock devices, these connectors are built to handle tough, repetitive-use applications, and are more durable than standard turn-lock connectors. A quarter turn locks them in place to remain secure in high-vibration applications and prevent accidental disconnection.
Receptacles for outlet boxes fit standard wall plates (not included).
| NEMA Style | Voltage | Current | OD | Wire Connection Type | For Cable OD | Color | Environmental Rating | Specifications Met | Each | |
Grounded | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| L7-20 | 277V AC | 20A | 2.3" | Screw Terminals | 0.36"-0.93" | Black | IP20 | UL Listed, CSA Certified, Fed. Spec. W-C-596, UL 94 HB, UL 498 | 00000000 | 000000 |
| NEMA Style | Voltage | Current | OD | Wire Connection Type | For Cable OD | Color | Environmental Rating | Specifications Met | Each | |
Grounded | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| L7-20 | 277V AC | 20A | 2.3" | Screw Terminals | 0.36"-0.93" | Black | IP20 | UL Listed, CSA Certified, Fed. Spec. W-C-596, UL 94 HB, UL 498 | 00000000 | 000000 |
| NEMA Style | Voltage | Current | Face Dia. | Wire Connection Type | Receptacle Terminal Location | Mounting Location | Color | Environmental Rating | Specifications Met | Each | |
Grounded | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| L7-20 | 277V AC | 20A | 1.6" | Screw Terminals | Back, Side | Outlet Box | Black | IP20 | UL Listed, CSA Certified, Fed. Spec. W-C-596, UL 94 V-2, UL 498 | 00000000 | 000000 |
| NEMA Style | Voltage | Current | Wire Connection Type | Receptacle Terminal Location | For Panel Cutout Dia. | Color | Environmental Rating | Specifications Met | Each | |
Grounded | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| L7-20 | 277V AC | 20A | Screw Terminals | Back | 2.1" | White | IP20 | UL Listed, CSA Certified, Fed. Spec. W-C-596, UL 94 V-2, UL 498 | 00000000 | 000000 |
Washdown Turn-Lock Connectors and Cords
When mated, connectors meet NEMA 6P for protection against corrosion and washdowns. All have a multiple-ring seal and rubber housing to keep out liquid. They resist heat, oil, and chemicals. A quarter turn locks them in place to remain secure in high-vibration applications and prevent accidental disconnection.
Plugs mate with female receptacles and female sockets with an attached cover.
Male receptacles mate with female sockets without an attached cover.
| NEMA Style | Voltage | Current | OD | Wire Connection Type | For Cable OD | Color | Each | |
Grounded | ||||||||
|---|---|---|---|---|---|---|---|---|
| L7-20 | 277V AC | 20A | 2.5" | Screw Terminals | 0.38"-0.69" | Yellow | 000000000 | 000000 |
| NEMA Style | Voltage | Current | Wire Connection Type | Receptacle Terminal Location | Mounting Location | Color | Each | |
Grounded | ||||||||
|---|---|---|---|---|---|---|---|---|
| L7-20 | 277V AC | 20A | Screw Terminals | Back, Front, Side | Outlet Box | Yellow | 000000000 | 000000 |
| NEMA Style | Voltage | Current | Wire Connection Type | Receptacle Terminal Location | Mounting Location | Color | Each | |
Grounded | ||||||||
|---|---|---|---|---|---|---|---|---|
| L7-20 | 277V AC | 20A | Screw Terminals | Back, Front, Side | Outlet Box | Yellow | 000000000 | 000000 |