Electrical Connector Caps

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79 Products

Caps for Micro M12 Screw-Together Connectors

For Plugs

For Sockets

Protect M12 connectors when not in use.

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

Thread
Size	Pitch, mm	Type	Location	Material	Color	Temp. Range, °F		Each
For Plugs
M12	1	Metric	Internal	Anodized Aluminum	Black	0° to 220°	0000000	000000
1/2"-20	__	UNF	Internal	Anodized Aluminum	__	0° to 220°	0000000	00000
For Sockets
M12	1	Metric	External	Anodized Aluminum	Black	0° to 220°	0000000	00000
1/2"-20	__	UNF	External	Anodized Aluminum	Gray	0° to 220°	0000000	00000

Caps for Harsh Environment Micro M12 Screw-Together Connectors

For Plugs

For Sockets

Protect harsh environment M12 connectors when not in use. These caps are stainless steel for excellent corrosion resistance.

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

Thread
Size	Pitch, mm	Type	Location	Material	Temp. Range, °F		Each
For Plugs
M12	1	Metric	Internal	Stainless Steel	0° to 220°	0000000	000000
1/2"-20	__	UNF	Internal	Stainless Steel	0° to 220°	0000000	00000
For Sockets
M12	1	Metric	External	Stainless Steel	0° to 220°	0000000	00000
1/2"-20	__	UNF	External	Stainless Steel	0° to 220°	0000000	00000

Caps for Mini Connectors

External Thread with Lanyard

External Thread

Internal Thread with Lanyard

Internal Thread

Protect mini connectors when not in use.

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

	Thread
For Face Dia.	Size	Type	Material	Color	Temp. Range, °F	Includes		Each
External Thread
0.55"	7/8"-16	UNS	Epoxy-Coated Zinc	Black	0° to 220°	Lanyard	00000000	000000
0.7"	1"-16	UNS	Epoxy-Coated Zinc	Black	0° to 220°	Lanyard	00000000	00000
0.8"	1 1/8"-16	UNS	Epoxy-Coated Zinc	Black	0° to 220°	Lanyard	00000000	00000
0.87"	1 3/8"-16	UNS	Anodized Aluminum	__	-40° to 190°	__	0000000	00000
Internal Thread
0.55"	7/8"-16	UNS	Anodized Aluminum	__	0° to 220°	Lanyard	00000000	00000
0.7"	1"-16	UNS	Anodized Aluminum	__	0° to 220°	Lanyard	00000000	00000
0.8"	1 1/8"-16	UNS	Anodized Aluminum	__	0° to 220°	Lanyard	00000000	00000
0.87"	1 3/8"-16	UNS	Anodized Aluminum	__	-40° to 190°	__	0000000	00000

Caps for Harsh Environment Mini Connectors

External Thread with Lanyard

Internal Thread with Lanyard

Protect mini connectors when not in use. These caps are stainless steel for excellent corrosion resistance.

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

	Thread
For Face Dia.	Size	Type	Material	Temp. Range, °F		Each
External Thread
0.55"	7/8"-16	UNS	Stainless Steel	0° to 220°	00000000	000000
0.7"	1"-16	UNS	Stainless Steel	0° to 220°	00000000	00000
0.8"	1 1/8"-16	UNS	Stainless Steel	0° to 220°	00000000	00000
Internal Thread
0.55"	7/8"-16	UNS	Stainless Steel	0° to 220°	00000000	00000
0.7"	1"-16	UNS	Stainless Steel	0° to 220°	00000000	00000
0.8"	1 1/8"-16	UNS	Stainless Steel	0° to 220°	00000000	00000

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

Weather-Resistant Covers for Turn-Lock Connectors

For Plugs

For Sockets

Protect your mated connections from moisture and light splashing. Slide a cover over your plug and another over your socket; screw the covers together to conceal the connection. Covers can be used with NEMA and non-NEMA configurations. The ends can be cut to accommodate a range of cable ODs. They are not intended for liquid immersion or direct spray.

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

				Black		Yellow
ID	For Cable OD	Material	Environment		Each		Each
For Plugs
1.6"	0.25"-0.72"	Rubber	Outdoor	000000	000000	000000	00
2.1"	0.23"-1.15"	Rubber	Outdoor	000000	00000	000000	00
2.4"	0.44"-1.12"	Rubber	Outdoor	000000	00	000000	000000
For Sockets
1.6"	0.25"-0.72"	Rubber	Outdoor	000000	00000	000000	00
2.1"	0.23"-1.15"	Rubber	Outdoor	000000	00000	000000	00
2.4"	0.44"-1.12"	Rubber	Outdoor	000000	00	000000	00000

Caps for Mil. Spec. Screw-Together Connectors

External Thread

Internal Thread

Protect Mil. Spec. connectors when not in use.

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

Thread
Size	Type	Material	Temp. Range, °F		Each
External Thread
5/8"-24	UNEF	Cadmium-Plated Aluminum	-65° to 255°	0000000	000000
7/8"-20	UNEF	Cadmium-Plated Aluminum	-65° to 255°	0000000	00000
1"-20	UNEF	Cadmium-Plated Aluminum	-65° to 255°	0000000	00000
1 1/8"-18	UNEF	Cadmium-Plated Aluminum	-65° to 255°	0000000	00000
1 1/4"-18	UNEF	Cadmium-Plated Aluminum	-65° to 255°	0000000	00000
1 3/4"-18	UNS	Cadmium-Plated Aluminum	-65° to 255°	0000000	00000
Internal Thread
5/8"-24	UNEF	Cadmium-Plated Aluminum	-65° to 255°	0000000	00000
7/8"-20	UNEF	Cadmium-Plated Aluminum	-65° to 255°	0000000	00000
1"-20	UNEF	Cadmium-Plated Aluminum	-65° to 255°	0000000	00000
1 1/8"-18	UNEF	Cadmium-Plated Aluminum	-65° to 255°	0000000	00000
1 1/4"-18	UNEF	Cadmium-Plated Aluminum	-65° to 255°	0000000	00000
1 3/4"-18	UNS	Cadmium-Plated Aluminum	-65° to 255°	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

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
2"	Meltric	22-1A426	Neoprene Rubber	Black	0000000	000000
2.6"	Meltric	22-3A426	Neoprene Rubber	Black	0000000	00000
3.1"	Meltric	22-6A426	Neoprene Rubber	Black	0000000	00000

Coaxial Connectors

Transmit audio, video, and data through coaxial cable. Choose a connector that matches the RG number of your coaxial cable.

BNC and RCA connectors are often used for audio and video transmission.

Crimp-on connectors attach with the included ferrule and create a hex-shaped connection.

Caps terminate the end of an unused cable.

Crimpers (not included) are required to attach crimp-on and compression connectors to wire.

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

BNC Twist-On Caps

For Coaxial Cable Type	For Coaxial Cable Rating	For Coaxial Cable Shielding	Resistance, ohms	Housing Material		Each
RG-59/U	General Purpose	Shielded	75	Nickel-Plated Copper	00000000	000000

BNC Crimp-On Caps

For Coaxial Cable Type	For Coaxial Cable Rating	For Coaxial Cable Shielding	Resistance, ohms	Housing Material	Ferrule OD		Each
RG-59/U	General Purpose	Shielded	50	Nickel-Plated Brass	0.323"	00000000	00000

Screw-Together Wet-Location RJ45 Connectors and Cords

Use these connectors and cords to make Ethernet connections.

IP67 rated connectors and cords are protected against dust and temporary submersion when mated.

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

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

Caps

Electrical Connector Component	Color	Housing Material	Environmental Rating	Temp. Range, °F		Each
Cap	Black	Plastic	IP67	0° to 175°	0000000	000000

Screw-Together Wet-Location HDMI Connectors and Cords

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

UL 94 V-0 rating applies to HDMI housing.

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

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 Wet-Location USB Cords

Locking-Pin Cap

Screw-Together Cap

Screw these caps onto the socket end of wet-location USB cords. They maintain an IP67 rating when cords are not in use.

			Thread
Housing Connection Type	Number of Pins	Pin Dia.	Size	Type	ID	Material	Environment	Environmental Rating	Color		Each
Locking Pin	3	1/32"	__	__	1"	Plastic	Dusty, Submersible	IP67	Black	0000000	00000
Screw Together	__	__	13/16"-28	UNS	__	Plastic	Dusty, Submersible	IP67	Black	000000	0000

USB Caps

Shield USB connectors from damage, contaminants, and moisture when they are not being used. Slide these flexible caps onto your connector and they conform for a snug fit.

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

For Outside
Lg.	Wd.	Inside Ht.	Max. Temp., °F	Color	Pkg. Qty.		Pkg.
Flexible Vinyl Plastic
1/2"	3/16"	7/16"	200°	Red	10	0000000	00000