STW Wire | McMaster-Carr

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50 Products

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Power Cords

Your go-to for direct wiring applications. Install these power cords in everything from computers and lab equipment to power tools and appliances. Made to NEC Article 400 requirements, they reliably deliver power and withstand everyday wear and tear.

						Outer Jacket
	Lg., ft.	Voltage, V AC	Current, amp	AWG	Cable Designation	Material	Color	Certification		Each
90° Elbow NEMA 14-30 Plug × Wire Leads



		10	125/250	30	10	STW	PVC	Yellow	UL Listed	70355K701	000000


		25	125/250	30	10	STW	PVC	Yellow	UL Listed	70355K702	00000


		90° Elbow NEMA 14-50 Plug × Wire Leads



				4	125/250	50	8, 6	STW	PVC	Black	UL Listed	70355K703	00000


				30	125/250	50	8, 6	STW	PVC	Black	UL Listed	70355K704	000000
				36	125/250	50	8, 6	STW	PVC	Black	UL Listed	70355K705	000000

Abrasion-Resistant Extension Cords

Our most durable extension cords. Built to NEC Article 400 standards for extra-hard service, these cords resist wear that could expose conductors and compromise safety. Their thick jacket protects against scrapes from rough surfaces.

Power Indicator—A light indicates that power is flowing through the cord.

Ground-Presence Indicator—A light indicates that the cord is properly grounded.

	Lg., ft.	Cable Designation	For Use Outdoors	Light Indicator Type	Certification		Each
NEMA 5-15 Plug × Socket—125V AC







		Orange

		25	14	15	STW	Yes	—	UL Listed	7522K51	000000


		25	12	15	STW	Yes	—	UL Listed	7522K75	00000
		50	14	15	STW	Yes	—	UL Listed	7522K52	000000
		50	12	15	STW	Yes	—	UL Listed	7522K76	000000
		100	14	13	STW	Yes	—	UL Listed	7522K53	000000
		100	12	15	STW	Yes	—	UL Listed	7522K77	000000


		NEMA 6-50 90° Elbow Plug × Socket—250V AC







						Black

						25	8	40	STW	Yes	Power and Ground Presence	C-ETL Listed, ETL Listed	5653N11	000000


						50	8	40	STW	Yes	Power and Ground Presence	C-ETL Listed, ETL Listed	5653N12	000000


						NEMA 14-50 90° Elbow Plug × 90° Elbow Socket—125V AC/250V AC







										Black

										15	6	50	STW	Yes	Power	C-UL Listed, UL Listed	7522K151	000000


										30	6	50	STW	Yes	Power	C-UL Listed, UL Listed	7522K152	000000
										50	6	50	STW	Yes	Power	C-UL Listed, UL Listed	7522K153	000000


										NEMA TT-30 90° Elbow Plug × 90° Elbow Socket—125V AC







														Black

														25	10	30	STW	Yes	—	C-UL Listed, UL Listed	7522K161	00000


50	10													30	STW	Yes	—	C-UL Listed, UL Listed	7522K162	000000

Extension Cord Adapters


1 Outlet	2 Outlets

Bridge the gap between your outlet and your equipment when connections don't match.

Power Indicator—A light indicates that power is flowing through the cord.

	Cable Designation	For Use Outdoors	Light Indicator Type	Number of Outlets	Certification		Each
NEMA 5-15 Plug × NEMA 5-20 Socket—125V AC







	Black

	1 ft.	12	15	STW	Yes	—	1	C-UL Listed, UL Listed	7197K21	000000


	NEMA 5-15 Plug × NEMA L5-20 Socket—125V AC







					Yellow

					9"	12	15	STW	Yes	—	1	UL Listed	7197K18	00000


					1 ft.	12	15	STW	Yes	—	1	C-UL Listed, UL Listed	7197K23	00000


					NEMA 5-15 Plug × NEMA L5-30 Socket—125V AC







									Yellow

									1 ft.	10	15	STW	Yes	—	1	—	7197K61	00000


									NEMA 14-30 90° Elbow Plug × NEMA 14-50 90° Elbow Socket—125V AC/250V AC







													Yellow

													1 1/2 ft.	10	30	STW	Yes	—	1	—	5512N13	00000


													NEMA 14-50 90° Elbow Plug × NEMA 6-50 90° Elbow Socket—125V AC/250V AC







																	Yellow

1 1/2 ft.																	6	50	STW	Yes	—	1	—	5512N12	00000


NEMA L5-20 Plug × NEMA 5-15 Socket—125V AC







																	Yellow

																	9"	12	15	STW	Yes	—	1	UL Listed	7197K17	00000


	1 ft.	10															20	STW	Yes	Power	1	C-UL Listed, UL Listed	7197K22	00000


	NEMA L5-30 Plug × NEMA L14-30 Socket—125V AC







																	Yellow

																	1 1/2 ft.	10	30	STW	Yes	—	1	—	7197K62	00000


					NEMA L6-30 Plug × NEMA L6-20 Socket—250V AC







																	Yellow

																	3 ft.	10	30	STW	Yes	—	2	—	7197K82	00000


									NEMA L14-20 Plug × NEMA L14-30 Socket—125V AC/250V AC







																	Yellow

																	1 1/2 ft.	10	20	STW	Yes	—	1	—	7197K63	00000


													NEMA L14-30 Plug × NEMA 6-20 Socket—125V AC/250V AC







																	Yellow

1 1/2 ft.																	10	30	STW	Yes	—	1	—	7197K64	00000


NEMA L14-30 Plug × NEMA 6-50 90° Elbow Socket—125V AC/250V AC







																	Yellow

																	1 1/2 ft.	10	30	STW	Yes	—	1	—	7197K65	00000


																	NEMA L14-30 Plug × NEMA L5-30 Socket—125V AC







																	Yellow

																	1 1/2 ft.	10	30	STW	Yes	—	1	—	7197K66	00000


																	NEMA L14-30 Plug × NEMA L6-30 Socket—125V AC/250V AC







																	Black

																	1 1/2 ft.	10	30	STW	Yes	—	1	—	7197K67	00000


									NEMA L14-30 Plug × NEMA L14-20 Socket—125V AC/250V AC







																	Yellow

																	1 1/2 ft.	10	30	STW	Yes	—	1	—	7197K71	00000

Abrasion-Resistant Extension Cords with Inline Outlets

Distribute power along runs in rough areas where cords might be driven over, tugged, and dragged across rough surfaces. These extension cords have evenly spaced outlets to supply power across benches, assembly lines, and workstations. A thick, durable jacket resists wear to protect internal wires.

Power Indicator—A light indicates that power is flowing through the cord.

	Cable Designation	For Use Outdoors	Light Indicator Type	Total No. of Outlets	Certification		Each
NEMA 5-15 Plug × Socket—125V AC







	Yellow

	25	14	15	STW	Yes	Power	3	C-UL Listed, UL Listed	7591K42	000000

Extension Cord Splitters


2 Outlets	3 Outlets

Branch extension cords into separate runs. Unlike multi-outlet cords that concentrate plugs in one spot, splitters route power to machinery and workstations spread across a large area.

							2 Outlets		3 Outlets
	Lg., ft.	AWG	Current, amp	Cable Designation	For Use Outdoors	Certification		Each		Each
NEMA 5-15 Plug × Socket—125V AC







				Yellow

				2	12	15	STW	Yes	UL Listed	7197K39	000000	7197K38	000000

Turn-Lock Extension Cord Splitters


2 Outlets	3 Outlets

Branch power from a single turn-lock extension cord to widely spaced equipment and workstations. A quarter turn locks these cords in place to prevent accidental disconnects under high vibration, such as on assembly lines and heavy machinery.

							2 Outlets		3 Outlets
	Lg., ft.	AWG	Current, amp	Cable Designation	For Use Outdoors	Certification		Each		Each
NEMA L5-20 Plug × Socket—125V AC







				Yellow

				1 1/2	12	20	STW	Yes	UL Listed	7197K29	000000	7197K28	000000


				NEMA L5-30 Plug × Socket—125V AC







								Yellow

								3	10	30	STW	Yes	C-UL Listed, UL Listed	7197K102	00000	———	0

Abrasion-Resistant Turn-Lock Extension Cords

Power devices in rough areas with heavy vibration. These extension cords have quarter-turn locking connectors that won't shake loose. Built to NEC Article 400 standards for extra-hard service, these cords resist wear that could expose conductors and compromise safety. Their thick jacket protects against scrapes on rough surfaces.

	Lg., ft.	Cable Designation	For Use Outdoors	Certification		Each
NEMA L5-20 Plug × Socket—125V AC







		Yellow

		25	12	20	STW	Yes	C-UL Listed, UL Listed	5839K26	000000


		50	12	20	STW	Yes	C-UL Listed, UL Listed	5839K27	000000


		NEMA L5-30 Plug × Socket—125V AC







						Black

						10	10	30	STW	Yes	C-UL Listed, UL Listed	5839K45	00000




								Yellow

								25	10	30	STW	Yes	C-UL Listed, UL Listed	5839K28	000000


								50	10	30	STW	Yes	C-UL Listed, UL Listed	5839K29	000000


								NEMA L14-20 Plug × Socket—125V AC/250V AC







												Yellow

												25	10	20	STW	Yes	C-UL Listed, UL Listed	5839K31	000000


												50	10	20	STW	Yes	C-UL Listed, UL Listed	5839K32	000000


												NEMA L14-30 Plug × Socket—125V AC/250V AC







																Yellow

25																10	30	STW	Yes	C-UL Listed, UL Listed	5839K33	000000


50	10															30	STW	Yes	C-UL Listed, UL Listed	5839K34	000000
100	10															30	STW	Yes	C-UL Listed, UL Listed	5839K81	000000