Electrical Plug Caps | McMaster-Carr

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33 Products

Caps for Outlets and Plugs

Cover unused electrical outlets or plug prongs to protect them from dust, dirt, liquids, and other contaminants.

Caps for Outlets

Outlet Cap

For NEMA Style	Material	Color	Pkg. Qty.		Pkg.
1-15, 5-15, 5-20	Plastic	Clear	12	000000	00000
1-15, 5-15, 5-20	Plastic	Yellow	12	000000	00000

Caps for Plugs

Cap for Two-Prong Plug

Cap for Three-Prong Plug

For Two Prongs
For NEMA Style	Material	Color	Pkg. Qty.		Pkg.
1-15	Plastic	Clear	10	0000000	00000
For Three Prongs
5-15	Plastic	Clear	10	0000000	0000

Caps for Washdown Plugs and Sockets

For Plugs

For Sockets

Caps can be used with straight-blade and turn-lock plugs and sockets.

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

Yellow
For OD	Manufacturer	Material	Environmental Rating	Manufacturer Model No.		Each
For Plugs
1.9"	Molex	Rubber	IP67	14W	000000000	000000
2.5"	Molex	Rubber	IP67	26W	000000000	00000
2.8"	Molex	Rubber	IP67	28W	000000000	00000
For Sockets
1.9"	Molex	Rubber	IP67	50W50	000000000	00000
2.5"	Molex	Rubber	IP67	50W52	000000000	00000
2.8"	Molex	Rubber	IP67	50W54	000000000	00000
Black
For Plugs
1.9"	Molex	Rubber	IP67	14WBLK	000000000	00000
2.5"	Molex	Rubber	IP67	26WBLK	000000000	00000
2.8"	Molex	Rubber	IP67	28WBLK	000000000	00000
For Sockets
2.5"	Molex	Rubber	IP67	50W52BLK	000000000	00000
2.8"	Molex	Rubber	IP67	50W54BLK	000000000	00000

Caps for Safe-Break Pin-and-Sleeve Connectors

Caps are watertight to protect safe-break plugs when not in use.

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

For Plugs
For Face Dia.	Manufacturer	Manufacturer Model No.	Material	Color	Environmental Rating		Each
1.3"	Meltric	61-1A426	Neoprene Rubber	Black	IP66, IP67, IP69K, NEMA 4X	00000000	000000
1.8"	Meltric	61-3A426	Neoprene Rubber	Black	IP66, IP67, IP69K, NEMA 4X	00000000	00000
2.2"	Meltric	61-6A426	Neoprene Rubber	Black	IP66, IP67, IP69K, NEMA 4X	00000000	00000
2.6"	Meltric	31-6A426	Neoprene Rubber	Black	IP66, IP67, IP69K, NEMA 4X	00000000	00000

Caps for Hazardous Location Safe-Break Pin-and-Sleeve Connectors

Caps are watertight to protect hazardous location safe-break plugs when not in use.

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

For Plugs
For Face Dia.	Manufacturer	Manufacturer Model No.	Material	Color		Each
1.4"	Meltric	22-1A426	Neoprene Rubber	Black	0000000	000000
1.9"	Meltric	22-3A426	Neoprene Rubber	Black	0000000	00000
2.1"	Meltric	22-6A426	Neoprene Rubber	Black	0000000	00000

Caps for High-Current Pin-and-Sleeve Connectors

For Female

For Male

Protect high-current connectors when not in use.

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

For Female
For Current	Manufacturer	Material	Includes	Color	Environmental Rating	Specifications Met	Manufacturer Model No.		Each
300 A/400 A	Leviton	Rubber	Lanyard	Black	NEMA 3R	UL Listed, CSA Certified	16P22-UE	00000000	000000
300 A/400 A	Leviton	Rubber	Lanyard	Blue	NEMA 3R	UL Listed, CSA Certified	16P22-UB	00000000	00000
300 A/400 A	Leviton	Rubber	Lanyard	Green	NEMA 3R	UL Listed, CSA Certified	16P22-UG	00000000	00000
300 A/400 A	Leviton	Rubber	Lanyard	Red	NEMA 3R	UL Listed, CSA Certified	16P22-UR	00000000	00000
300 A/400 A	Leviton	Rubber	Lanyard	White	NEMA 3R	UL Listed, CSA Certified	16P22-UW	00000000	00000
For Male
300 A/400 A	Leviton	Rubber	Lanyard	Black	NEMA 3R	UL Listed, CSA Certified	16P21-UE	00000000	00000
300 A/400 A	Leviton	Rubber	Lanyard	Blue	NEMA 3R	UL Listed, CSA Certified	16P21-UB	00000000	00000
300 A/400 A	Leviton	Rubber	Lanyard	Green	NEMA 3R	UL Listed, CSA Certified	16P21-UG	00000000	00000
300 A/400 A	Leviton	Rubber	Lanyard	Red	NEMA 3R	UL Listed, CSA Certified	16P21-UR	00000000	00000
300 A/400 A	Leviton	Rubber	Lanyard	White	NEMA 3R	UL Listed, CSA Certified	16P21-UW	00000000	00000

Screw-Together Wet-Location HDMI Connectors and Cords

Audio/video HDMI connectors and cords are rated IP67 when mated.

Caps (sold separately) protect sockets and maintain the IP67 rating when not in use.

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

Cap

Color	Housing Material	Environmental Rating		Each
Black	Plastic	IP67	0000000	00000