Turn Lock Cords | McMaster-Carr

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83 Products

About NEMA Plugs, Sockets, and Receptacles

About Extension Cords

About Industry Designation for Cable Insulation

NEMA L5-15 Plug

NEMA L5-20 Plug

NEMA L5-30 Plug

NEMA L6-15 Plug

NEMA L6-20 Plug

NEMA L6-30 Plug

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

SJTW cords have insulation that resists water.

					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
L5-15	14	15	125V AC	8	0.38"	PVC Plastic	SJT	0° to 140°	UL Listed, C-UL Listed	Black	000000000	000000
L5-20	12	20	125V AC	8	0.44"	PVC Plastic	SJT	0° to 140°	UL Listed, C-UL Listed	Black	000000000	00000
L5-20	12	20	125V AC	12	0.42"	PVC Plastic	SJT	0° to 140°	UL Listed, C-UL Listed	Black	0000000	00000
L5-30	10	30	125V AC	8	0.56"	PVC Plastic	SJT	0° to 140°	UL Listed, C-UL Listed	Black	000000000	00000
L6-15	14	15	250V AC	8	0.38"	PVC Plastic	SJT	0° to 140°	UL Listed, C-UL Listed	Black	000000000	00000
L6-20	12	20	250V AC	8	0.44"	PVC Plastic	SJT	0° to 140°	UL Listed, C-UL Listed	Black	000000000	00000
L6-30	10	30	250V AC	8	0.56"	PVC Plastic	SJT	0° to 140°	UL Listed, C-UL Listed	Black	000000000	00000
L6-30	10	30	250V AC	15	0.58"	PVC Plastic	SJTW	0° to 140°	UL Listed, C-UL Listed	Black	0000000	00000

Electronic Equipment Turn-Lock Power Cords

IEC C19 Socket

NEMA L5-15 Plug

NEMA L5-20 Plug

NEMA L6-15 Plug

IEC C13 Socket

NEMA L6-20 Plug

NEMA L6-30 Plug

Use these cords with computers, lab equipment, and office machines that have IEC connections. They have a plug that turns to lock in an outlet, so they remain securely attached in high-vibration applications.

				Cord
Wire Gauge	Current, A	Voltage	Lg., ft.	OD	Insulation Material	Industry Designation	Temp. Range, °F	Specifications Met	Color		Each
NEMA L5-15 Plug × IEC C19 Socket
14	15	125V AC	8	0.14"	PVC Plastic	SJT	-40° to 140°	UL Listed, C-UL Listed, IEC 60320	Black	000000	000000
NEMA L5-20 Plug × IEC C19 Socket
12	20	125V AC	8	0.16"	PVC Plastic	SJT	-40° to 140°	UL Listed, C-UL Listed, IEC 60320	Black	000000	00000
NEMA L6-15 Plug × IEC C19 Socket
14	15	250V AC	8	0.14"	PVC Plastic	SJT	-40° to 140°	UL Listed, C-UL Listed, IEC 60320	Black	000000	00000
NEMA L6-20 Plug × IEC C13 Socket
14	15	250V AC	6	0.36"	PVC Plastic	SJT	0° to 140°	UL Listed, C-UL Listed, IEC 60320	Black	0000000	00000
NEMA L6-20 Plug × IEC C19 Socket
12	20	250V AC	8	0.16"	PVC Plastic	SJT	-40° to 140°	UL Listed, C-UL Listed, IEC 60320	Black	000000	00000
NEMA L6-30 Plug × IEC C19 Socket
12	20	250V AC	12	0.43"	PVC Plastic	SJT	0° to 140°	UL Listed, C-UL Listed, IEC 60320	Black	0000000	00000

Turn-Lock Extension Cords for Harsh Environments

NEMA L5-20 Plug

NEMA L5-30 Plug

NEMA L5-30 Socket

NEMA L6-20 Plug

NEMA L6-20 Socket

NEMA L6-30 Plug

NEMA L6-30 Socket

NEMA L16-20 Plug

NEMA L16-20 Socket

NEMA L16-30 Plug

NEMA L16-30 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 L5-20 Plug × NEMA L5-20 Socket
25	14	20	125V AC	Without Power-Indicating Light	0.52"	Rubber	SOOW	UL Listed	Yellow	0000000	0000000
NEMA L5-30 Plug × NEMA L5-30 Socket
25	12	30	125V AC	Without Power-Indicating Light	0.59"	Rubber	SOOW	UL Listed	Yellow	0000000	000000
NEMA L6-20 Plug × NEMA L6-20 Socket
25	14	18	250V AC	Without Power-Indicating Light	0.5"	Rubber	SOOW	UL Listed	Yellow	0000000	000000
NEMA L6-30 Plug × NEMA L6-30 Socket
25	12	25	250V AC	Without Power-Indicating Light	0.56"	Rubber	SOOW	UL Listed	Yellow	0000000	000000
NEMA L16-20 Plug × NEMA L16-20 Socket
25	12	20	480V AC	Without Power-Indicating Light	0.69"	Rubber	SOOW	UL Listed	Yellow	0000000	000000
NEMA L16-30 Plug × NEMA L16-30 Socket
25	10	30	480V AC	Without Power-Indicating Light	0.75"	Rubber	SOOW	UL Listed	Yellow	0000000	000000

Abrasion-Resistant Turn-Lock Extension Cords

NEMA L5-20 Plug

NEMA L5-20 Socket

NEMA L5-30 Plug

NEMA L5-30 Socket

NEMA L6-20 Plug

NEMA L6-20 Socket

NEMA L6-30 Plug

NEMA L6-30 Socket

NEMA L14-20 Plug

NEMA L14-20 Socket

NEMA L14-30 Plug

NEMA L14-30 Socket

NEMA L15-20 Plug

NEMA L15-20 Socket

NEMA L15-30 Plug

NEMA L15-30 Socket

Thick insulation protects the internal wires of these cords, so they can be used in high-traffic areas and over rough areas. The insulation also resists water. Give the connectors a quarter turn to lock in place; they remain secure in high-vibration applications.

Cords with a power-indicating light have a light on the socket that illuminates when the cord has power.

SOW cords have oil-resistant insulation.

					Cord
Lg., ft.	Wire Gauge	Current, A	Voltage	Power-Indicating Light	OD	Insulation Material	Industry Designation	Specifications Met	Color		Each
NEMA L5-20 Plug × NEMA L5-20 Socket
25	10	20	125V AC	Without Power-Indicating Light	0.63"	PVC Plastic	STW	__	Yellow	0000000	000000
50	12	20	125V AC	Without Power-Indicating Light	0.435"	PVC Plastic	SJTW	UL Listed	Yellow	0000000	00000
50	10	20	125V AC	Without Power-Indicating Light	0.63"	PVC Plastic	STW	__	Yellow	0000000	000000
100	12	15	125V AC	Without Power-Indicating Light	0.44"	PVC Plastic	SJTW	UL Listed	Yellow	0000000	000000
NEMA L5-30 Plug × NEMA L5-30 Socket
10	10	30	125V AC	Without Power-Indicating Light	0.67"	PVC Plastic	STW	UL Listed, C-UL Listed	Black	0000000	00000
25	10	30	125V AC	Without Power-Indicating Light	0.69"	PVC Plastic	STW	UL Listed, C-UL Listed	Yellow	0000000	00000
50	10	30	125V AC	Without Power-Indicating Light	0.69"	PVC Plastic	STW	UL Listed, C-UL Listed	Yellow	0000000	000000
NEMA L6-20 Plug × NEMA L6-20 Socket
50	12	20	250V AC	Without Power-Indicating Light	0.67"	Rubber	SOW	__	Black	0000000	000000
NEMA L6-30 Plug × NEMA L6-30 Socket
50	10	30	250V AC	Without Power-Indicating Light	0.67"	Rubber	SOW	__	Black	0000000	000000
NEMA L14-20 Plug × NEMA L14-20 Socket
10	12	20	125V AC/250V AC	With Power-Indicating Light	0.47"	PVC Plastic	SJTW	UL Listed, C-UL Listed	Black	0000000	00000
25	10	20	125V AC/250V AC	Without Power-Indicating Light	0.69"	PVC Plastic	STW	UL Listed, C-UL Listed	Yellow	0000000	000000
50	10	20	125V AC/250V AC	Without Power-Indicating Light	0.69"	PVC Plastic	STW	UL Listed, C-UL Listed	Yellow	0000000	000000
NEMA L14-30 Plug × NEMA L14-30 Socket
10	10	30	125V AC/250V AC	Without Power-Indicating Light	0.62"	PVC Plastic	SJTW	UL Listed, C-UL Listed	Yellow	0000000	00000
20	10	30	125V AC/250V AC	Without Power-Indicating Light	0.62"	PVC Plastic	SJTW	UL Listed, C-UL Listed	Red	0000000	00000
25	10	30	125V AC/250V AC	Without Power-Indicating Light	0.69"	PVC Plastic	STW	UL Listed, C-UL Listed	Yellow	0000000	000000
50	10	30	125V AC/250V AC	Without Power-Indicating Light	0.69"	PVC Plastic	STW	UL Listed, C-UL Listed	Yellow	0000000	000000
100	10	30	125V AC/250V AC	Without Power-Indicating Light	0.72"	PVC Plastic	STW	UL Listed, C-UL Listed	Yellow	0000000	000000
NEMA L15-20 Plug × NEMA L15-20 Socket
25	12	20	250V AC	Without Power-Indicating Light	0.5"	PVC Plastic	SJTW	UL Listed, C-UL Listed	Yellow	0000000	00000
50	12	20	250V AC	Without Power-Indicating Light	0.5"	PVC Plastic	SJTW	UL Listed, C-UL Listed	Yellow	0000000	000000
NEMA L15-30 Plug × NEMA L15-30 Socket
25	10	30	250V AC	Without Power-Indicating Light	0.63"	PVC Plastic	SJTW	UL Listed, C-UL Listed	Yellow	0000000	000000
50	10	30	250V AC	Without Power-Indicating Light	0.63"	PVC Plastic	SJTW	UL Listed, C-UL Listed	Yellow	0000000	000000

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

Extension Cord Adapters

Plug × Socket

Plug × Socket × Socket

Plug × 90° Socket with Handle

90° Plug with Handle × Socket

NEMA 5-15 Plug

NEMA 5-20 Socket

NEMA L5-20 Socket

NEMA L5-30 Socket

NEMA 5-20 Plug

NEMA 5-15 Socket

NEMA 6-50 Socket

NEMA TT-30 Socket

NEMA L5-20 Plug

NEMA L5-30 Plug

NEMA L14-30 Socket

NEMA L6-20 Plug

NEMA L6-30 Socket

NEMA L6-20 Socket

NEMA L6-30 Plug

NEMA L14-20 Plug

NEMA L14-30 Plug

NEMA 6-20 Socket

NEMA L14-20 Socket

NEMA TT-30 Plug

Change the connection style between an outlet and your equipment.

NEMA TT-30 adapters are often used to power RVs.

Adapters with a 90° elbow plug sit flush against wall outlets to fit in tight spaces.

Adapters with a power-indicating light have a light on the socket that illuminates when the adapter has power.

Adapters with a handle make it easy to pull plugs out of sockets.

Use SJT adapters in dry or damp locations. STW and SJTW 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	Features	OD	Insulation Material	Industry Designation	Specifications Met	Color		Each
NEMA 5-15 Plug × NEMA L5-20 Socket
9"	12	15	125V AC	Without Power-Indicating Light	__	0.56"	Rubber	STW	UL Listed	Yellow	0000000	000000
1 ft.	12	15	125V AC	Without Power-Indicating Light	__	0.61"	PVC Plastic	STW	UL Listed, C-UL Listed	Yellow	0000000	00000
NEMA 5-15 Plug × NEMA L5-30 Socket
1 ft.	10	15	125V AC	Without Power-Indicating Light	__	0.69"	PVC Plastic	STW	__	Yellow	0000000	00000
NEMA 5-20 Plug × NEMA L5-20 Socket
1 ft.	12	20	125V AC	Without Power-Indicating Light	__	0.43"	PVC Plastic	SJT	__	Black	0000000	00000
NEMA L5-20 Plug × NEMA 5-15 Socket
9"	12	15	125V AC	Without Power-Indicating Light	__	0.56"	Rubber	STW	UL Listed	Yellow	0000000	00000
1 ft.	10	20	125V AC	With Power-Indicating Light	__	0.67"	PVC Plastic	STW	UL Listed, C-UL Listed	Yellow	0000000	00000
NEMA L5-30 Plug × NEMA 5-20 Socket
3 ft.	10	20	125V AC	With Power-Indicating Light	__	0.66"	PVC Plastic	STOW	UL Listed	Yellow	0000000	00000
NEMA L5-30 Plug × NEMA L5-20 Socket
3 ft.	10	30	125V AC	Without Power-Indicating Light	__	0.67"	PVC Plastic	STOW	__	Yellow	0000000	00000
NEMA L5-30 Plug × NEMA L14-30 Socket
1 1/2 ft.	10	30	125V AC	Without Power-Indicating Light	__	0.69"	PVC Plastic	STW	__	Yellow	0000000	00000
NEMA L6-20 Plug × NEMA L6-30 Socket
10 1/2"	10	20	250V AC	Without Power-Indicating Light	__	0.62"	PVC Plastic	SJTOW	__	Black	0000000	00000
NEMA L6-30 Plug × NEMA L6-20 Socket
3 ft.	10	30	250V AC	Without Power-Indicating Light	__	0.67"	PVC Plastic	STW	__	Yellow	0000000	00000
NEMA L14-20 Plug × NEMA 5-20 Socket
3 ft.	12	20	125V AC	With Power-Indicating Light	__	0.66"	PVC Plastic	STOW	UL Listed	Yellow	0000000	00000
NEMA L14-20 Plug × NEMA L14-30 Socket
1 1/2 ft.	10	20	125V AC/250V AC	Without Power-Indicating Light	__	0.69"	PVC Plastic	STW	__	Yellow	0000000	00000
NEMA L14-30 Plug × NEMA 5-20 Socket
3 ft.	10	20	125V AC	With Power-Indicating Light	__	0.66"	PVC Plastic	STOW	UL Listed	Yellow	0000000	00000
NEMA L14-30 Plug × NEMA 6-20 Socket
1 1/2 ft.	10	30	125V AC/250V AC	Without Power-Indicating Light	__	0.69"	PVC Plastic	STW	__	Yellow	0000000	00000
NEMA L14-30 Plug × 90° Elbow NEMA 6-50 Socket
1 1/2 ft.	10	30	125V AC/250V AC	Without Power-Indicating Light	Handle	0.69"	PVC Plastic	STW	__	Yellow	0000000	00000
NEMA L14-30 Plug × NEMA L5-30 Socket
1 1/2 ft.	10	30	125V AC	Without Power-Indicating Light	__	0.69"	PVC Plastic	STW	__	Yellow	0000000	00000
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	__	Black	0000000	00000
NEMA L14-30 Plug × NEMA L14-20 Socket
1 1/2 ft.	10	30	125V AC/250V AC	Without Power-Indicating Light	__	0.69"	PVC Plastic	STW	__	Yellow	0000000	00000
NEMA L14-30 Plug × 90° Elbow NEMA TT-30 Socket
1 ft.	10	30	125V AC	With Power-Indicating Light	Handle	0.58"	PVC Plastic	SJTW	__	Gray	0000000	00000
90° Elbow NEMA TT-30 Plug × NEMA L5-20 Socket
1 ft.	12	20	125V AC	With Power-Indicating Light	Handle	0.58"	PVC Plastic	SJTW	__	Purple	0000000	00000

Extension Cord Splitters

Power multiple devices from the same outlet with these splitters.

Two-outlet and three-outlet splitters plug into an outlet or extension cord.Use SJT and SPT-2 splitters in dry or damp locations. STW splitters have a water-resistant insulation. STOW splitters have an oil- and water-resistant insulation.

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

Two-Outlet Splitters

Plug × Two Outlets

NEMA L5-20 Plug

NEMA L5-20 Socket

NEMA L5-30 Plug

NEMA L5-30 Socket

NEMA L6-20 Plug

NEMA L6-20 Socket

					Cord
Lg., ft.	Wire Ga.	Current, A	Voltage	Power-Indicating Light	OD	Insulation Material	Industry Designation	Specifications Met	Color		Each
NEMA L5-20 Plug × NEMA L5-20 Socket
1 1/2	12	20	125V AC	Without Power-Indicating Light	0.56"	Rubber	STW	UL Listed	Yellow	0000000	000000
NEMA L5-30 Plug × NEMA L5-30 Socket
3	10	30	125V AC	Without Power-Indicating Light	0.67"	PVC Plastic	STW	UL Listed, C-UL Listed	Yellow	00000000	00000
NEMA L6-20 Plug × NEMA L6-20 Socket
3	10	20	250V AC	Without Power-Indicating Light	0.57"	PVC Plastic	SJT	UL Listed, C-UL Listed	Black	00000000	000000

Three-Outlet Splitters

Plug × Three Outlets

NEMA L5-20 Plug

NEMA L5-20 Socket

NEMA 5-20 Socket

NEMA L5-30 Plug

					Cord
Lg., ft.	Wire Ga.	Current, A	Voltage	Power-Indicating Light	OD	Insulation Material	Industry Designation	Specifications Met	Color		Each
NEMA L5-20 Plug × NEMA L5-20 Socket
1 1/2	12	20	125V AC	Without Power-Indicating Light	0.56"	Rubber	STW	UL Listed	Yellow	0000000	000000
NEMA L5-30 Plug × NEMA 5-20 Socket
2	12	30	125V AC	Without Power-Indicating Light	0.56"	Rubber	STOW	__	Yellow	0000000	00000

Outlet Strips

Provide power to multiple devices with these outlet strips. A circuit breaker prevents damage from current overload and short circuits.

The face of 360° outlets rotate a full circle.

Fasten mounting clips to a surface, and snap the channel on the back of outlet strips into the clips.

Outlet Strips

Standard Outlet Orientation

NEMA 5-15 Socket

NEMA L5-20 Plug

	No. of Sockets
Total No. of Outlets	NEMA 5-15	NEMA 5-20	Outlet Ctr.-to-Ctr.	Cord Lg., ft.	Current, A	Voltage	Features	Material	Protection Type	Includes	Specifications Met		Each
NEMA 5-15 and NEMA 5-20 Socket with NEMA L5-20 Plug
24	22	2	2 3/4"	15	20	125V AC	Lighted Power Switch	Aluminum	Circuit Breaker	Mounting Clips	UL Listed, C-UL Listed	00000000	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.

Cord splitters power multiple devices from a single outlet.

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

Three-Blade Plugs

NEMA L5-15 Male

Plugs									Caps for Plugs
NEMA Style	Voltage	Current	OD	Wire Connection Type	For Cable OD	Color		Each		Each
Grounded
L5-15	125V AC	15A	1.9"	Screw Terminals	0.25"-0.44", 0.5"-0.63"	Yellow	00000000	000000	000000000	000000
L5-15	125V AC	15A	1.9"	Screw Terminals	0.25"-0.44", 0.5"-0.63"	Black	000000000	00000	000000000	00000

Cords—Three-Blade Plug × Three-Slot Socket with Attached Cover

NEMA L5-15 Female

NEMA L5-15 Male

NEMA L5-20 Female

NEMA L5-20 Male

Cords										Caps for Plugs		Replacement Caps for Sockets
NEMA Style	Voltage	Current	Wire Gauge	Cord OD	Industry Designation	End OD	Color		Each		Each		Each
25 ft. Lg.
Grounded
L5-15	125V AC	15A	14	0.57"	SOOW	1.9"	Yellow	00000000	0000000	000000000	000000	000000000	000000
L5-20	125V AC	20A	14	0.57"	SOOW	2.5"	Yellow	00000000	000000	000000000	00000	000000000	00000
50 ft. Lg.
Grounded
L5-15	125V AC	15A	14	0.57"	SOOW	1.9"	Yellow	00000000	000000	000000000	00000	000000000	00000
L5-20	125V AC	20A	14	0.57"	SOOW	2.5"	Yellow	00000000	000000	000000000	00000	000000000	00000

Cord Splitters—Three-Blade Plug × Three-Slot Socket with Attached Cover

NEMA L5-20 Female

NEMA L5-20 Male

Cord Splitters												Caps for Plugs		Replacement Caps for Sockets
NEMA Style	No. of Outlets	Voltage	Current	Wire Gauge	Cord OD	Industry Designation	End OD	Lg., ft.	Color		Each		Each		Each
Grounded
L5-20	2	125V AC	20A	12	0.65"	SOOW	2.5"	3	Yellow	00000000	0000000	000000000	000000	000000000	000000