L6-30 Extension Cords | McMaster-Carr

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	NEMA Style NEMA Style	Show

	L6-30

	NEMA Style NEMA Style	Hide


1-15	5-15	5-20

5-30	5-50	6-15

6-20	6-30	6-50

7-15	7-30	7-50

10-20	10-30	10-50

14-30	14-50	14-60

15-20	15-30	15-50

15-60	18-60	L1-15

L2-20	L5-15	L5-20

L5-30	L6-15	L6-20

L6-30	L7-15	L7-20

L7-30	L8-20	L8-30

L9-20	L9-30	L10-20

L10-30	L11-20	L11-30

L12-20	L12-30	L13-30

L14-20	L14-30	L15-20

L15-30	L16-20	L16-30

L17-30	L18-20	L18-30

L19-20	L19-30	L20-20

L20-30	L21-20	L21-30

L22-20	L22-30	L23-20

L23-30	L25-30	L26-30

ML1-15	ML2-15	ML3-15

	Current Current

20A

25A

30A

	Number of Blades Number of Blades

	3		4

	Number of Slots Number of Slots

	3

	Voltage Voltage

125V AC

250V AC

	Wire Gauge Wire Gauge

	End Type End Type


Plug	Socket

	Connection Type Connection Type

Turn Lock

Wire Leads

	System of Measurement System of Measurement

Inch

	Length Length

	Color Color

	Black
	Yellow

	Gender Gender

Male

Female

	Number of Outlets Number of Outlets

	Industry Designation Industry Designation

	Application Application

Power

	Flexibility Flexibility

	Flexible

	Number of Wires Number of Wires

	Specifications Met Specifications Met

CSA

Fed. Spec.

UL 94

	End Shape End Shape

	Straight

	Cord OD Cord OD

0.56"

0.62"

0.69"

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Cord Insulation Material Cord Insulation Material

PVC Plastic

Rubber

TPE Rubber

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

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27 Products

About Industry Designation for Cable Insulation

About Extension Cords

About NEMA Plugs, Sockets, and Receptacles

NEMA L6-20 Plug × NEMA L6-30 Socket

NEMA L14-30 Plug × NEMA L6-30 Socket

NEMA L6-20 Plug

NEMA L6-30 Socket

NEMA L14-30 Plug

Change the connection style between an outlet and your equipment.

STW adapters have a water-resistant outer insulation. STOW and SJTOW adapters have an oil- and water-resistant outer insulation.

For technical drawings and 3-D models, click on a part number.

					Cord
Lg.	Wire Gauge	Current, A	Voltage	Power-Indicating Light	OD	Insulation Material	Industry Designation	Specifications Met	Color		Each
NEMA L6-20 Plug × NEMA L6-30 Socket
10 1/2"	10	20	250V AC	Without Power-Indicating Light	0.62"	PVC Plastic	SJTOW	UL Listed, C-UL Listed	Black	0000000	000000
NEMA L14-30 Plug × NEMA L6-30 Socket
1 1/2 ft.	10	30	125V AC/250V AC	Without Power-Indicating Light	0.69"	PVC Plastic	STW	UL Listed, C-UL Listed	Black	0000000	00000

Turn-Lock Extension Cords for Harsh Environments

NEMA L6-30 Plug

NEMA L6-30 Socket

These cords have an oil- and water-resistant insulation and impact-resistant connectors for protection in harsh environments. Give the connectors a quarter turn to lock in place; they remaining secure in high-vibration applications.

					Cord
Lg., ft.	Wire Ga.	Current, A	Voltage	Power-Indicating Light	OD	Insulation Material	Industry Designation	Specifications Met	Color		Each
NEMA L6-30 Plug × L6-30 Socket
25	12	25	250V AC	Without Power-Indicating Light	0.56"	Rubber	SOOW	UL Listed	Yellow	0000000	0000000

GFCI Turn-Lock Extension Cords

Keep personnel safe from electric shock with these cords. Give the connectors a quarter turn to lock in place; they remain secure in high-vibration applications. All have a manual GFCI reset that prevents unexpected equipment start-up.

NEMA L6-30 Plug

NEMA L6-30 Socket

NEMA L6-30 Plug × NEMA L6-30 Socket
Lg., ft.	Wire Gauge	Current, A	Voltage	GFCI Location	Reset Type	Power-Indicating Light	Cord Insulation Material	Industry Designation	Specifications Met	Color		Each
3	10	30	250V AC	Inline	Manual	Without Power-Indicating Light	PVC Plastic	SJTW	UL Listed, CSA Certified	Yellow	0000000	0000000
6	10	30	250V AC	Inline	Manual	Without Power-Indicating Light	PVC Plastic	SJTW	UL Listed, CSA Certified	Yellow	0000000	000000
25	10	30	250V AC	Inline	Manual	With Power-Indicating Light	TPE Rubber	SJEOOW	UL Listed	Yellow	0000000	000000

Turn-Lock Power Cords

NEMA L6-30 Plug

The plug on these cords turns to lock in an outlet, so they remain securely attached in high-vibration applications.

					Cord
NEMA Style	Wire Gauge	Current, A	Voltage	Lg., ft.	OD	Insulation Material	Industry Designation	Temp. Range, °F	Specifications Met	Color		Each
NEMA Plug × Wire Leads
L6-30	10	30	250V AC	8	0.56"	PVC Plastic	SJT	0° to 140°	UL Listed, C-UL Listed	Black	000000000	000000

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.

For technical drawings and 3-D models, click on a part number.

Three-Blade Plugs

NEMA L6-30 Male

Grounded
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Color		Each
L6-30	250V AC	30A	2.2"	Screw Terminals	0.23"-0.75"	Black	0000000	000000

Three-Blade 90° Elbow Plugs

NEMA L6-30 Male

Grounded
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Specifications Met	Color		Each
L6-30	250V AC	30A	2.6"	Screw Terminals	0.23"-0.75"	UL Listed	Black	000000	000000

Three-Slot Sockets

NEMA L6-30 Female

Grounded
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Color		Each
L6-30	250V AC	30A	2.2"	Screw Terminals	0.23"-0.75"	Black	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.

For technical drawings and 3-D models, click on a part number.

Three-Blade Plugs

NEMA L6-30 Male

Grounded
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Color	Environmental Rating	Specifications Met		Each
L6-30	250V AC	30A	2.3"	Screw Terminals	0.36"-0.93"	Black	IP20	UL Listed, CSA Certified, Fed. Spec. W-C-596, UL 94 HB, UL 498	0000000	000000

Three-Slot Sockets

NEMA L6-30 Female

Grounded
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Color	Specifications Met		Each
L6-30	250V AC	30A	2.3"	Screw Terminals	0.36"-0.93"	Black	UL Listed, CSA Certified, Fed. Spec. W-C-596, UL 94 HB, UL 498	0000000	0000000

Ground-Monitoring Turn-Lock Plugs and Sockets

Check the status of a ground connection—a green light signals that connectors have power and are safely grounded. A red light indicates power only. The lights are visible from any angle for quick identification. A quarter turn locks connectors in place to remain secure in high-vibration applications and prevent accidental disconnection.

For technical drawings and 3-D models, click on a part number.

Three-Blade Plugs

NEMA L6-30 Male

Grounded
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Specifications Met	Color		Each
L6-30	250V AC	30A	2.2"	Screw Terminals	0.39"-1.15"	UL Listed, C-UL Listed, Fed. Spec. W-C-596, UL 498	Black	0000000	000000

Three-Slot Sockets

NEMA L6-30 Female

Grounded
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Specifications Met	Color		Each
L6-30	250V AC	30A	2.2"	Screw Terminals	0.39"-1.15"	UL Listed, C-UL Listed, Fed. Spec. W-C-596, UL 498	Black	0000000	0000000

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.

For technical drawings and 3-D models, click on a part number.

Three-Blade Plugs

NEMA L6-30 Male

Plugs									Caps for Plugs
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Color		Each		Each
Grounded
L6-30	250V AC	30A	2.8"	Screw Terminals	0.44"-0.69", 0.75"-1"	Yellow	00000000	000000	000000000	000000
L6-30	250V AC	30A	2.8"	Screw Terminals	0.44"-0.69", 0.75"-1"	Black	000000000	00000	000000000	00000

Three-Slot Sockets

NEMA L6-30 Female

Grounded
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Color		Each
L6-30	250V AC	30A	2.8"	Screw Terminals	0.44"-0.69", 0.75"-1"	Yellow	000000000	000000

Three-Slot Sockets with Attached Cover

NEMA L6-30 Female

Sockets									Replacement Caps for Sockets
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Color		Each		Each
Grounded
L6-30	250V AC	30A	2.8"	Screw Terminals	0.44"-0.69", 0.75"-1"	Yellow	00000000	000000	000000000	000000
L6-30	250V AC	30A	2.8"	Screw Terminals	0.44"-0.69", 0.75"-1"	Black	000000000	000000	000000000	00000

Corrosion-Resistant Turn-Lock Connectors

Stainless steel hardware and nickel-plated blades or slots protect connectors from damage in corrosive environments. A quarter turn locks them in place to remain secure in high-vibration applications and prevent accidental disconnection.

For technical drawings and 3-D models, click on a part number.

Three-Blade Plugs

NEMA L6-30 Male

Grounded
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Environmental Rating	Specifications Met	Color		Each
L6-30	250V AC	30A	2"	Screw Terminals	0.36"-0.93"	IP20	UL Listed, CSA Certified, Fed. Spec. W-C-596, UL 498, UL 94 HB	Yellow	0000000	000000

Three-Slot Sockets

NEMA L6-30 Female

Grounded
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Environmental Rating	Specifications Met	Color		Each
L6-30	250V AC	30A	2.3"	Screw Terminals	0.36"-0.93"	IP20	UL Listed, CSA Certified, Fed. Spec. W-C-596, UL 498, UL 94 HB	Yellow	0000000	000000

Impact-Resistant Turn-Lock Connectors

A rubber housing protects these connectors from damage caused by drops and impact. Lock them in place with a quarter turn to remain secure in high-vibration applications and prevent accidental disconnection. Not intended for use in wet or damp environments.

For technical drawings and 3-D models, click on a part number.

Three-Blade Plugs

NEMA L6-30 Male

Grounded
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Color		Each
L6-30	250V AC	30A	2.1"	Screw Terminals	0.43"-1.15"	Yellow	0000000	000000

Three-Slot Sockets

NEMA L6-30 Female

Grounded
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Color		Each
L6-30	250V AC	30A	2.1"	Screw Terminals	0.43"-1.15"	Yellow	0000000	000000

Email Us

About Industry Designation for Cable Insulation

About Extension Cords

About NEMA Plugs, Sockets, and Receptacles

Extension Cord Adapters

Turn-Lock Extension Cords for Harsh Environments

GFCI Turn-Lock Extension Cords

Turn-Lock Power Cords

Turn-Lock Plugs, Sockets, and Receptacles

Premium Turn-Lock Plugs, Sockets, and Receptacles

Ground-Monitoring Turn-Lock Plugs and Sockets

Washdown Turn-Lock Connectors and Cords

Corrosion-Resistant Turn-Lock Connectors

Impact-Resistant Turn-Lock Connectors