Solar Panel Brackets | McMaster-Carr

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For Maximum Number of Panels

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51 Products

Strut Channel Panel-Mounting Brackets

Shown Installed onto Strut Channels with Panels

End Bracket

End Bracket with Channel Cover

Middle Bracket

Clamp panels onto strut channel to hold them in place. Originally designed for installing solar panels, these brackets are also used to build racks out of strut channel.

Use middle brackets between two panels.

Brackets with channel cover grip the top of the channel to provide added support for panels.

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

For 1 1/16" to 2" Panel Thick.
Bracket Type	Features	For Strut Channel Wd.	For Max. No. of Panels	Lg.	Wd.	Ht.	Material	Fasteners Included	Mounting Fastener Thread Size		Each
End	__	1 5/8"	1	2"	1 1/16"	2 3/4"	Anodized Aluminum	Yes	5/16"-18	0000000	000000
End	Channel Cover	1 5/8"	1	2"	1 7/8"	2 3/4"	Anodized Aluminum	Yes	5/16"-18	0000000	00000
Middle	__	1 5/8"	2	2"	1 5/16"	2 3/4"	Anodized Aluminum	Yes	5/16"-18	0000000	00000

Strut Channel Floor Mounts

Securely fasten strut channel to the floor.

Rubber mounts are the least abrasive and they distribute loads better than metal mounts. They’re often used on roof surfaces.

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

For Standard Strut Channel

Rubber Straight Post, For One Strut Channel

For Strut Channel							Mounting Holes			Post Holes
Ht.	Wd.	Lg.	Wd.	Ht.	Thick.	Fasteners Included	No. of	Dia.	Ctr.-to-Ctr.	Dia.		Each
Straight Post, For 1 Strut Channel
Black Rubber
1 5/8"	1 5/8"	12 3/8"	12 3/8"	4 5/8"	11/16"	Yes	4	7/16"	10 7/8"	1/2"	000000000	0000000

Aluminum Slip-On Framing and Fittings

Half the weight of steel, this aluminum framing resists corrosion in wet environments. Slip the fittings over rails to construct custom railings, guard rails, storage racks, and shelving. Tighten the included set screws for a secure hold.

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

Connectors

Tee

Adjustable-Angle Wye

Anodized aluminum resists corrosion and wear better than uncoated aluminum and has a finished appearance.

Black powder-coated aluminum blends in with backgrounds and hides dirt and grime.

Adjustable-angle fittings can be positioned at any angle. Tighten the set screw to secure.

Fittings that meet UL 2703 are approved for use in solar rack mounting systems.

Tee
For Rail OD	For Pipe Size	Includes	Specifications Met		Each
Aluminum
1"	3/4	Set Screws	UL 2703	0000000	000000
1 1/4"	1	Set Screws	UL 2703	0000000	00000
1 5/8"	1 1/4	Set Screws	UL 2703	0000000	00000
1 7/8"	1 1/2	Set Screws	UL 2703	0000000	00000
2 3/8"	2	Set Screws	UL 2703	00000000	00000
Anodized Aluminum
1 5/8"	1 1/4	Set Screws	UL 2703	00000000	00000
1 7/8"	1 1/2	Set Screws	UL 2703	00000000	00000
Black Powder-Coated Aluminum
1 5/8"	1 1/4	Set Screws	UL 2703	00000000	00000
1 7/8"	1 1/2	Set Screws	UL 2703	0000000	00000
Adjustable-Angle Wye
Aluminum
1 5/8"	1 1/4	Set Screws	UL 2703	00000000	00000
1 7/8"	1 1/2	Set Screws	UL 2703	00000000	00000
Anodized Aluminum
1 5/8"	1 1/4	Set Screws	UL 2703	00000000	00000
1 7/8"	1 1/2	Set Screws	UL 2703	00000000	00000
Black Powder-Coated Aluminum
1 5/8"	1 1/4	Set Screws	UL 2703	00000000	00000
1 7/8"	1 1/2	Set Screws	UL 2703	00000000	00000

Through-Hole Connectors

Tee

Adjustable-Angle Cross

Adjustable-Angle Wye

Through-hole fittings allow rails to run all the way through.

Anodized aluminum resists corrosion and wear better than uncoated aluminum and has a finished appearance.

Black powder-coated aluminum blends in with backgrounds and hides dirt and grime.

Adjustable-angle fittings can be positioned at any angle. Tighten the set screw to secure.

Fittings that meet UL 2703 are approved for use in solar rack mounting systems.

Tee
For Rail OD	For Pipe Size	No. of Through Holes	Includes	Specifications Met		Each
Aluminum
1"	3/4	1	Set Screws	UL 2703	0000000	00000
1 1/4"	1	1	Set Screws	UL 2703	0000000	0000
1 5/8"	1 1/4	1	Set Screws	UL 2703	0000000	00000
1 7/8"	1 1/2	1	Set Screws	UL 2703	0000000	00000
Anodized Aluminum
1 5/8"	1 1/4	1	Set Screws	UL 2703	00000000	00000
1 7/8"	1 1/2	1	Set Screws	UL 2703	00000000	00000
Black Powder-Coated Aluminum
1 5/8"	1 1/4	1	Set Screws	UL 2703	00000000	00000
1 7/8"	1 1/2	1	Set Screws	UL 2703	0000000	00000
Adjustable-Angle Cross
Aluminum
1"	3/4	1	Set Screws	UL 2703	0000000	00000
1 1/4"	1	1	Set Screws	UL 2703	0000000	00000
1 5/8"	1 1/4	1	Set Screws	UL 2703	0000000	00000
1 7/8"	1 1/2	1	Set Screws	UL 2703	0000000	00000
2 3/8"	2	1	Set Screws	UL 2703	0000000	00000
Adjustable-Angle Wye
Aluminum
1"	3/4	1	Set Screws	UL 2703	0000000	00000
1 1/4"	1	1	Set Screws	UL 2703	0000000	00000
1 5/8"	1 1/4	1	Set Screws	UL 2703	0000000	00000
1 7/8"	1 1/2	1	Set Screws	UL 2703	0000000	00000
2 3/8"	2	1	Set Screws	UL 2703	00000000	00000
Anodized Aluminum
1 5/8"	1 1/4	1	Set Screws	UL 2703	00000000	00000
1 7/8"	1 1/2	1	Set Screws	UL 2703	00000000	00000
Black Powder-Coated Aluminum
1 5/8"	1 1/4	1	Set Screws	UL 2703	00000000	00000
1 7/8"	1 1/2	1	Set Screws	UL 2703	0000000	00000

Through-Hole Rail Supports

Flush

Through-hole fittings allow rails to run all the way through.

Rail supports secure long runs of railing.

Anodized aluminum resists corrosion and wear better than uncoated aluminum and has a finished appearance.

Black powder-coated aluminum blends in with backgrounds and hides dirt and grime.

Fittings that meet UL 2703 are approved for use in solar rack mounting systems.

		Flange			Mounting Holes
For Rail OD	For Pipe Size	Lg.	Wd.	Overall Ht.	No. of	Dia.	Mounting Fasteners Included	Includes	Specifications Met		Each
Flush
Aluminum
1"	3/4	3 1/2"	1 7/8"	1 3/4"	2	5/16"	No	Set Screws	UL 2703	000000	00000
1 1/4"	1	3 1/2"	2 3/8"	1 7/8"	4	5/16"	No	Set Screws	UL 2703	000000	00000
1 5/8"	1 1/4	4 1/8"	3"	2 1/8"	4	7/16"	No	Set Screws	UL 2703	000000	00000
1 7/8"	1 1/2	4 3/8"	3 1/8"	2 1/2"	4	7/16"	No	Set Screws	UL 2703	000000	00000
2 3/8"	2	5"	3 3/4"	2 7/8"	4	7/16"	No	Set Screws	UL 2703	00000000	00000
Anodized Aluminum
1 5/8"	1 1/4	4 1/16"	2 15/16"	2 1/8"	4	7/16"	No	Set Screws	UL 2703	00000000	00000
1 7/8"	1 1/2	4 5/16"	3 1/8"	2 1/2"	4	7/16"	No	Set Screws	UL 2703	00000000	00000
Black Powder-Coated Aluminum
1 5/8"	1 1/4	4 1/16"	2 15/16"	2 1/8"	4	7/16"	No	Set Screws	UL 2703	00000000	00000
1 7/8"	1 1/2	4 5/16"	3 1/8"	2 1/2"	4	7/16"	No	Set Screws	UL 2703	00000000	00000

Sealing Corner Brackets

A rubber seal protects against moisture around the installation hole. These brackets are good for securing solar panels and other objects to roofs.

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

			Lg.					Mounting
Material	Color	Appearance	(A)	(B)	(C)	Thick.	Capacity, lbs.	Fasteners Included	Number of Holes	Number of Slots	Hole Style	For Screw Size		Each
304 Stainless Steel	Black	Dull	3 3/8"	1 5/8"	1 5/8"	0.16"	400	Yes	1	1	Straight	5/16"	0000000	00000