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Hard Use 20A Specification Grade Toggle Switch, Ivory

Construction 3-Way Switch, Back and Side-Wire, 20A 120/277V. These switches offer excellent value while meeting federal specification standards. External screw-pressure-plate back wiring enables fast installation and superior electrical connections. Rugged construction shrugs off hard use and abuse.

Color Ivory

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Features

One-piece brass alloy contact arm for reliable electrical performance.
One-piece steel strap with integral ground is plated for corrosion resistance.
High strength thermoplastic polycarbonate toggle resists breaking and chipping under heavy abuse.
Heavy-duty toggle bumpers for smooth and quiet operation.
Back body made of glass-reinforced nylon. Locking support provides resistance to face and back body separation.
Available with side wire or external screw-pressure-plate back and side wire models capable of accepting #14 to #10 AWG copper or copper-clad wire.
Cam designed for fast make with positive break action to minimize arcing and prolong switch life.
Oversized silver alloy contacts for longer dependable switch life.
Tri-drive terminal and mounting screws.
For covering patents, see www.legrand.us/patents.
For compatible wall plate options, from our TradeMaster unbreakable plates to our radiant screwless plates to our metal wall plates, click here.

Specifications

General Info

Color	Ivory
Type	Switch
Material	Thermoplastic
Finish	Matte
Application Sector	Commercial, Industrial
Product Line	Pass & Seymour
Country Of Origin	Mexico
Features	Single Piece Plated Steel Mounting Strap
Wall Plate Included	No
Number of Switches	1
Switch Type	Toggle
Warranty Type	1-Year Limited Warranty
Standard	UL Listed E140597, Standard UL20, FedSpec WS896, Flammability Rating UL94 V2, FEDSPEC
UPC Number	785007126273

Dimensions

Product Depth US	1.073 in
Product Height US	3.281 in
Product Width US	1.32 in

Listing Agencies / 3rd Party Agencies

cULus ListingNumber	140597
cULus Listed	Yes

Technical Information

Amperage	20 A
Connection Location	Back and Side
Requires Neutral Wire	No
Seismic Tested	No
Wire Connection Type	Screw Terminals
Contact Configuration	One piece brass alloy contact arm
Contact Rating	Oversized silver alloy contacts
Degree of Protection	1500V Dielectric Withstand Voltage
Indoor/Outdoor	Indoor
Load Rating	20 A @ 120/277 VAC
Load Type	CFL, Fluorescent, Halogen, Incandescent, LED, Universal, Xenon
Mounting Type	Wall Box
Number of Gangs	1
Number of Poles	3-Way
Horsepower Rating	1 HP @ 120 VAC, 2 HP @ 240 VAC
Throw Type	Double Throw
Terminal Accommodation	#14 AWG - #10 AWG
Voltage	120/277 VAC

Resources

Please provide a link tot he UL Cert, that has this part number on it.

Asked by: Steve

Hello, Please email Pass & Seymour Technical Support and request a Certificate Of Compliance documentation for part number CSB20AC3W. Pass & Seymour Technical Support Phone #: 800-223-4185 Monday - Friday | 8:00am - 6:00pm Eastern Standard Time (excluding holidays) Email: tech.support@legrand.us Best Regards, Technical Support

Answered by: Pass & Seymour Technical Support

Date published: 2023-09-22

What is the Correct UL File number?

Asked by: Steve

Hi Steve, The UL file number is E140597. I hope this helps!

Answered by: Wiremold Tech Support

Date published: 2023-09-21

What is the connector for a common wire on a CSB20AC# switch?

Asked by: Alexander

The common screw terminal on this device is the odd colored screw. For assistance with wiring the device, please feel free to call in to Technical Support at 844-957-3783

Answered by: Wiremold Tech Support

Date published: 2025-12-07

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