Electrical Box Extensions

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Shape

Width

Height

Outlet Box Designation

Depth

Material

Knockout Trade Size

Number of Knockouts

Outlet Box Component

Cover

Extender

Number of Outlets

Capacity

Device Type

Finish

Cover Style

Environment

For Maximum Number of Devices

For Conduit Material

Certification

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

RoHS

REACH

For Number of Toggle Switches

Conduit Type

50 Products

Extenders with Knockouts for Steel Outlet Boxes

Add depth to your outlet box. These extenders mount over existing steel outlet boxes to provide additional wiring space. Use them when boxes are set too far back from the finished wall surface. All are UL Listed and made of zinc-plated steel for corrosion resistance.

Square

Outlet Box Designation	No. of Knockouts	Knockout Trade Size	Ht.	Wd.	Dp.	Cap., cu. in.	Material	Certification		Each
2 Gang	12	1/2, 3/4	4"	4"	1 1/2"	22.5	Zinc-Plated Steel	UL Listed	71695K42	00000
2 Gang	12	1/2, 3/4	4 11/16"	4 11/16"	1 1/2"	29.5	Zinc-Plated Steel	UL Listed	71695K117	00000

Covers


Flat Blank Covers with Knockouts	Flat Blank Covers	Raised Blank Covers	Raised Covers for NEMA Outlets	Raised Covers for Toggle Switches	Raised Covers for Circular Outlets

Raised Covers for GFCI Outlets	Raised Covers for NEMA and GFCI Outlets	Raised Covers for NEMA Outlets and Toggle Switches	Raised Covers for NEMA and Circular Outlets	Raised Covers for NEMA Outlets, GFCI Outlets, and Toggle Switches

	For Max. No. of Devices	Outlet Box Designation	For No. of Outlets	Circular Outlet Dia.	For No. of Toggle Switches	Knockout Trade Size (No. of Knockouts)	Ht.	Wd.	Dp.	Material	Mounting Fasteners Included	Certification		Each
Flat Blank Covers with Knockouts



		0	2 Gang	—	—	—	1/2 (1)	4"	4"	—	Zinc-Plated Steel	No	UL Listed	71695K71	00000


		0	2 Gang	—	—	—	1/2 (1)	4 11/16"	4 11/16"	—	Zinc-Plated Steel	No	UL Listed	71695K17	0000


		Flat Blank Covers



				0	2 Gang	—	—	—	—	4"	4"	—	Zinc-Plated Steel	No	UL Listed	71695K43	0000


				0	2 Gang	—	—	—	—	4 11/16"	4 11/16"	—	Zinc-Plated Steel	No	UL Listed, C-UL Listed	71695K911	0000


				Raised Blank Covers



						0	2 Gang	—	—	—	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	No	UL Listed	71695K114	0000


						Raised Covers for NEMA Outlets



								1	2 Gang	2 Outlets	—	—	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K45	0000


								2	2 Gang	4 Outlets	—	—	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K48	0000


								Raised Covers for Toggle Switches



										1	2 Gang	—	—	1	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K44	0000


										2	2 Gang	—	—	2	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K47	0000


										Raised Covers for Circular Outlets



												1	2 Gang	1 Outlet	1.4"	—	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K65	0000


												1	2 Gang	1 Outlet	1.6"	—	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K67	0000
												1	2 Gang	1 Outlet	1.7"	—	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K66	0000
												1	2 Gang	1 Outlet	2.1"	—	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K68	0000
												1	2 Gang	1 Outlet	2.6"	—	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K69	0000


												Raised Covers for GFCI Outlets



														1	2 Gang	1 Outlet	—	—	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K76	0000


2	2 Gang													2 Outlets	—	—	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K115	0000


Raised Covers for NEMA and GFCI Outlets



														2	2 Gang	2 NEMA Outlets, 1 GCFI Outlet	—	—	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K77	0000


		Raised Covers for NEMA Outlets and Toggle Switches



														2	2 Gang	2 NEMA Outlets	—	1	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K46	0000


														Raised Covers for NEMA and Circular Outlets



				2	2 Gang											2 NEMA Outlets, 1 Circular Outlet	1.6"	—	—	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	Yes	UL Listed	71695K116	00000


				Raised Covers for NEMA Outlets, GFCI Outlets, and Toggle Switches



						1										2 Gang	2 NEMA Outlets, 1 GCFI Outlet	—	1	—	4"	4"	5/8"	Zinc-Plated Steel	No	UL Listed	71695K74	0000


						1	2 Gang									2 NEMA Outlets, 1 GCFI Outlet	—	1	—	4 1/16"	4 1/16"	1/2"	Zinc-Plated Steel	No	UL Listed	71695K72	0000
						1	2 Gang									2 NEMA Outlets, 1 GCFI Outlet	—	1	—	4 11/16"	4 11/16"	5/8"	Zinc-Plated Steel	No	UL Listed	71695K62	0000
						1	2 Gang									2 NEMA Outlets, 1 GCFI Outlet	—	1	—	4 3/4"	4 3/4"	1/2"	Zinc-Plated Steel	No	UL Listed	71695K61	0000
						2	2 Gang									4 NEMA Outlets, 2 GCFI Outlets	—	2	—	4"	4"	5/8"	Zinc-Plated Steel	No	UL Listed	71695K75	0000
						2	2 Gang									4 NEMA Outlets, 2 GCFI Outlets	—	2	—	4 1/16"	4 1/16"	1/2"	Zinc-Plated Steel	No	UL Listed	71695K73	0000
						2	2 Gang									4 NEMA Outlets, 2 GCFI Outlets	—	2	—	4 11/16"	4 11/16"	5/8"	Zinc-Plated Steel	No	UL Listed	71695K64	0000
						2	2 Gang									4 NEMA Outlets, 2 GCFI Outlets	—	2	—	4 3/4"	4 3/4"	1/2"	Zinc-Plated Steel	No	UL Listed	71695K63	0000

Octagon

No. of Knockouts	Knockout Trade Size	Ht.	Wd.	Dp.	Cap., cu. in.	Material	Certification		Each
4	1/2	4"	4"	1 1/2"	15.5	Zinc-Plated Steel	UL Listed	71695K55	00000

Covers


Flat Blank Covers with Knockouts	Flat Blank Covers	Flat Covers for NEMA Outlets

	For No. of Outlets	Knockout Trade Size (No. of Knockouts)	Ht.	Wd.	Material	Mounting Fasteners Included	Certification		Each
Flat Blank Covers with Knockouts



	0	—	1/2 (1)	4"	4"	Zinc-Plated Steel	No	UL Listed	71695K56	00000


	Flat Blank Covers



			0	—	—	4"	4"	Zinc-Plated Steel	No	UL Listed	71695K52	0000


			Flat Covers for NEMA Outlets



					1	2 Outlets	—	4"	4"	Zinc-Plated Steel	No	UL Listed	71695K53	0000

Extenders for Weatherproof Outlet Boxes

Add depth to your weatherproof outlet box. Exposure to rain, snow, and wet conditions won’t damage these corrosion-resistant extenders.

Rectangle

Outlet Box Designation	Ht.	Wd.	Dp.	Cap., cu. in.	Material	Mounting Fasteners Included	Enclosure Rating	Certification		Each
1 Gang	4 1/2"	2 3/4"	1"	9.5	Gray Powder-Coated Aluminum	Yes	NEMA 3R	UL Listed, CSA Certified	7219K15	00000

Covers


Raised Blank Covers	Raised Covers with 3 Conduit Connections	Raised Covers for Toggle Switches

	Outlet Box Designation	Conduit Trade Size	Conduit Connection	Conduit Thread Type	For No. of Toggle Switches	Ht.	Wd.	Material	Mounting Fasteners Included	Enclosure Rating	Certification		Each
Raised Blank Covers



	0	1 Gang	—	—	—	—	4 9/16"	2 13/16"	Gray Powder-Coated Steel	Yes	NEMA 3R	UL Listed	7219K5	00000


	Raised Covers with 3 Conduit Connections



			3	1 Gang	1/2	Threaded	NPT	—	4 9/16"	2 13/16"	Gray Powder-Coated Aluminum	Yes	NEMA 3R	UL Listed	7219K6	0000


			Raised Covers for Toggle Switches



					1	1 Gang	—	—	—	1	4 9/16"	2 13/16"	Gray Powder-Coated Aluminum	Yes	—	UL Listed	7219K63	0000

Round

Sealing Plugs—Outlet box extenders come with sealing plugs for unused connections.

No. of Conduit Connections	Conduit Trade Size	Conduit Connection	For Conduit Type	For Conduit Material	Dia.	Dp.	Cap., cu. in.	Material	Mounting Fasteners Included	Includes	Enclosure Rating	Certification		Each
4	1/2	Threaded	IMC, RMC	Aluminum, Stainless Steel, Steel	4"	1 1/2"	16.3	Gray Powder-Coated Aluminum	Yes	Sealing Plugs	NEMA 3R	UL Listed, CSA Certified	7219K16	000000

Covers


Flat Blank Covers	Raised Covers with 1 Conduit Connection	Raised Covers with 3 Conduit Connections

	Conduit Trade Size	Conduit Connection	Conduit Thread Type	Dia.	Material	Mounting Fasteners Included	Enclosure Rating	Certification		Each
Flat Blank Covers



	0	—	—	—	4 1/8"	Gray Powder-Coated Steel	Yes	NEMA 3R	UL Listed, CSA Certified	7219K78	00000


	Raised Covers with 1 Conduit Connection



			1	1/2	Threaded	NPT	4 1/8"	Gray Powder-Coated Aluminum	Yes	NEMA 3R	UL Listed, CSA Certified	7219K13	0000


			Raised Covers with 3 Conduit Connections



					3	1/2	Threaded	NPT	4 1/8"	Gray Powder-Coated Aluminum	Yes	NEMA 3R	UL Listed, CSA Certified	7219K8	0000

Covers for Steel Outlet Boxes

Made from zinc-plated steel for corrosion resistance, these UL Listed covers fit over steel outlet boxes to protect wiring connections and provide a finished mounting surface for outlets and switches. They are available in configurations for NEMA outlets, GFCI outlets, toggle switches, and various combinations, so you can match the cover to whatever devices are installed in the box.

For NEMA Outlets

Square

Square—Fit standard square outlet boxes and are available in raised profiles that bring devices closer to the finished wall surface, making them compatible with boxes set back from the wall.

	Outlet Box Designation	For No. of Outlets	Ht.	Wd.	Dp.	Cover Style	Material	Mounting Fasteners Included	Certification		Each
Square



	1	2 Gang	2	4 1/8"	4 1/8"	9/16"	Raised	Zinc-Plated Steel	Yes	UL Listed	71695K45	00000


	2	2 Gang	4	4 1/8"	4 1/8"	9/16"	Raised	Zinc-Plated Steel	Yes	UL Listed	71695K48	0000

For Toggle Switches

Square—Fit standard square outlet boxes and are available in raised profiles that bring devices closer to the finished wall surface, making them compatible with boxes set back from the wall.

	Outlet Box Designation	For No. of Toggle Switches	Ht.	Wd.	Dp.	Cover Style	Material	Mounting Fasteners Included	Certification		Each
Square



	1	2 Gang	1	4 1/8"	4 1/8"	9/16"	Raised	Zinc-Plated Steel	Yes	UL Listed	71695K44	00000


	2	2 Gang	2	4 1/8"	4 1/8"	9/16"	Raised	Zinc-Plated Steel	Yes	UL Listed	71695K47	0000

For NEMA Outlets, GFCI Outlet, and Toggle Switches

Square

Square—Fit standard square outlet boxes and are available in raised profiles that bring devices closer to the finished wall surface, making them compatible with boxes set back from the wall.

												1/2" Deep
	For Max. No. of Devices	Outlet Box Designation	For No. of NEMA Outlets	For No. of GFCI Outlets	For No. of Toggle Switches	Ht.	Wd.	Cover Style	Material	Mounting Fasteners Included	Certification		Each
Square



		1	2 Gang	2	1	1	4 1/16"	4 1/16"	Raised	Zinc-Plated Steel	No	UL Listed	71695K72	00000


		1	2 Gang	2	1	1	4 3/4"	4 3/4"	Raised	Zinc-Plated Steel	No	UL Listed	71695K61	0000
		2	2 Gang	4	2	2	4 1/16"	4 1/16"	Raised	Zinc-Plated Steel	No	UL Listed	71695K73	0000
		2	2 Gang	4	2	2	4 3/4"	4 3/4"	Raised	Zinc-Plated Steel	No	UL Listed	71695K63	0000

Extenders with Knockouts for Steel Switch Boxes

Add wiring depth to a standard single-gang steel switch box without replacing it. These rectangular raised covers mount over the box to give you room for additional conductors or device connections. All covers are UL Listed and made of zinc-plated steel for corrosion resistance in dry indoor locations.

Rectangle

Outlet Box Designation	No. of Knockouts	Knockout Trade Size	Ht.	Wd.	Dp.	Cap., cu. in.	Material	Certification		Each
1 Gang	8	1/2	4"	2"	1 7/8"	13	Zinc-Plated Steel	UL Listed, C-UL Listed	71695K28	00000
1 Gang	8	1/2	4"	2 1/8"	1 1/2"	11.5	Zinc-Plated Steel	UL Listed	71695K25	0000

Covers


Raised Blank Covers with Knockouts	Raised Blank Covers	Raised Covers for NEMA Outlets	Raised Covers for Toggle Switches	Raised Covers for Circular Outlets	Raised Covers for GFCI Outlets

	Outlet Box Designation	For No. of Outlets	Circular Outlet Dia.	For No. of Toggle Switches	Knockout Trade Size (No. of Knockouts)	Ht.	Wd.	Dp.	Material	Mounting Fasteners Included	Certification		Each
Raised Blank Covers with Knockouts



	0	1 Gang	—	—	—	1/2 (1)	4 3/16"	2 5/16"	—	Zinc-Plated Steel	Yes	UL Listed	71695K22	00000


	Raised Blank Covers



			0	1 Gang	—	—	—	—	4 3/16"	2 5/16"	—	Zinc-Plated Steel	Yes	UL Listed	71695K27	0000


			Raised Covers for NEMA Outlets



					1	1 Gang	2 Outlets	—	—	—	4 3/16"	2 5/16"	—	Zinc-Plated Steel	Yes	UL Listed	71695K23	0000


					Raised Covers for Toggle Switches



							1	1 Gang	—	—	1	—	4 3/16"	2 5/16"	—	Zinc-Plated Steel	Yes	UL Listed	71695K24	0000


							Raised Covers for Circular Outlets



									1	1 Gang	1 Outlet	1.4"	—	—	4 3/16"	2 5/16"	1/4"	Zinc-Plated Steel	Yes	UL Listed	71695K118	0000


									1	1 Gang	1 Outlet	1.6"	—	—	4 3/16"	2 5/16"	1/4"	Zinc-Plated Steel	Yes	UL Listed	71695K119	0000


									Raised Covers for GFCI Outlets



											1	1 Gang	1 Outlet	—	—	—	4"	2"	1/2"	Zinc-Plated Steel	Yes	UL Listed, C-UL Listed	71695K19	0000

Blank Covers for Steel Outlet Boxes

Close off unused outlets to protect against dust, debris, and accidental contact with live wiring. These zinc-plated steel covers resist corrosion in damp or humid environments. All are UL Listed for code-compliant installations.

Flat—Flat covers sit flush for a clean, low-profile finish on sealed junction boxes.

Knockout—Knockout covers allow a conduit or cable connection while still covering the remaining opening.

Raised—Raised covers add depth to accommodate wire splices or connections inside the box.

Flat Covers


Square	Octagon

	Ht.	Wd.	Material	Mounting Fasteners Included	Certification		Each
Square



	2 Gang	4"	4"	Zinc-Plated Steel	No	UL Listed	71695K43	00000


	2 Gang	4 11/16"	4 11/16"	Zinc-Plated Steel	No	UL Listed, C-UL Listed	71695K911	0000


	Octagon



			—	4"	4"	Zinc-Plated Steel	No	UL Listed	71695K52	0000

Flat Covers with Knockouts


Square	Octagon

	No. of Knockouts	Knockout Trade Size	Ht.	Wd.	Material	Mounting Fasteners Included	Certification		Each
Square



	2 Gang	1	1/2	4"	4"	Zinc-Plated Steel	No	UL Listed	71695K71	00000


	2 Gang	1	1/2	4 11/16"	4 11/16"	Zinc-Plated Steel	No	UL Listed	71695K17	0000


	Octagon



			—	1	1/2	4"	4"	Zinc-Plated Steel	No	UL Listed	71695K56	0000

Raised Covers

	Ht.	Wd.	Dp.	Material	Mounting Fasteners Included	Certification		Each
Square



	2 Gang	4 1/8"	4 1/8"	9/16"	Zinc-Plated Steel	No	UL Listed	71695K114	00000

Covers for Steel Switch Boxes

Covers for steel switch boxes protect wiring connections and provide a finished appearance at outlet locations. These zinc-plated steel covers resist corrosion in indoor environments and mount directly to standard single-gang boxes with included fasteners. All covers are UL Listed for verified electrical safety compliance.

For NEMA Outlets

	Outlet Box Designation	For No. of Outlets	Ht.	Wd.	Cover Style	Material	Mounting Fasteners Included	Certification		Each
Rectangle



	1	1 Gang	2	4 3/16"	2 5/16"	Raised	Zinc-Plated Steel	Yes	UL Listed	71695K23	00000

For GFCI Outlets

	Outlet Box Designation	For No. of Outlets	Ht.	Wd.	Dp.	Cover Style	Material	Mounting Fasteners Included	Certification		Each
Rectangle



	1	1 Gang	1	4"	2"	1/2"	Raised	Zinc-Plated Steel	Yes	UL Listed, C-UL Listed	71695K19	00000