STOW Extension Cords | McMaster-Carr

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8 Products

About Extension Cords

Find the right wire gauge based on your application, power draw, and cord length.

Multi-Outlet Extension Cords for Harsh Environments

NEMA 5-15 Plug

NEMA 5-15 Socket

Insulated to resist water, oil, and solvents, these cords withstand dirty and greasy environments.

						Cord
Lg., ft.	No. of Outlets	Wire Gauge	Current, A	Voltage	Power-Indicating Light	OD	Insulation Material	Industry Designation	Specifications Met	Color		Each
NEMA 5-15 Plug × NEMA 5-15 Socket
2	3	12	15	125V AC	Without Power-Indicating Light	0.59"	PVC Plastic	STOW	UL Listed	Yellow	0000000	000000

Extension Cord Adapters

Plug × Socket × Socket

NEMA 5-20 Socket

NEMA L5-20 Socket

NEMA 14-50 Plug

NEMA 5-15 Socket

NEMA L5-30 Plug

NEMA L14-20 Plug

NEMA L14-30 Plug

Change the connection style between an outlet and your equipment.

NEMA 14-30 and NEMA 14-50 adapters are commonly used to charge electric vehicles.

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

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

					Cord
Lg.	Wire Gauge	Current, A	Voltage	Power-Indicating Light	OD	Insulation Material	Industry Designation	Specifications Met	Color		Each
NEMA 14-50 Plug × NEMA 5-15/NEMA 5-20 Socket
3 ft.	10	50	125V AC/250V AC	With Power-Indicating Light	0.67"	PVC Plastic	STOW	__	Yellow	0000000	000000
NEMA L5-30 Plug × NEMA 5-20 Socket
3 ft.	10	30	125V AC	With Power-Indicating Light	0.66"	PVC Plastic	STOW	__	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 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 L14-30 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

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. STOW splitters have an oil- and water-resistant insulation.

Two-Outlet Splitters

Plug × Two Outlets

NEMA 5-20 Plug

NEMA 5-20 Socket

					Cord
Lg., ft.	Wire Ga.	Current, A	Voltage	Power-Indicating Light	OD	Insulation Material	Industry Designation	Color		Each
NEMA 5-20 Plug × NEMA 5-20 Socket
25	12	20	125V AC	Without Power-Indicating Light	0.56"	Rubber	STOW	Yellow	0000000	0000000

Three-Outlet Splitters

Plug × Three Outlets

NEMA 5-20 Socket

NEMA L5-30 Plug

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