Eaton CSB420W Toggle Switch - cULus Listed Commercial Grade
Part Number: CSB420W
Quick Summary
Eaton CSB420W toggle switch is a four-way commercial-grade control device designed for reliable wall-mount operation in lighting and equipment panels. Installers often face wiring constraints, space limitations, and code compliance gaps; this switch simplifies back and side wiring with screw terminals, reducing installation time and errors. It carries cULus Listing, NOM, and Federal Specification Classification 6241 05 to support safety and regulatory requirements, enabling smoother approvals. For projects requiring 120/277 V operation at 20 A, the CSB420W delivers consistent performance while aligning with procurement standards and standardized component strategies across facilities.
Product Information
Extended Description
CSB420W Eaton: Eaton commercial grade toggle switch, #14-10 AWG, 20A, Commercial, Wall, 120/277V, Back and side, Screw, White, Four-way, Brass, Terminals: 0.031 in
Product Name
Eaton commercial grade toggle switch
Catalog Number
CSB420W
UPC
032664559181
Product Length/Depth
1.3 in
Product Height
4.19 in
Product Width
1.1 in
Product Weight
0.23 lb
Certifications
cULus Listed NOM Federal Specification Classification 6241 05
Type
Toggle switch
Amperage Rating
20A
Voltage rating
120/277 V
Number Of Poles
Single-pole
Application
Commercial
Wiring method
Back and side
Switch type
Four-way
Mounting method
Wall
Connector type
Screw
Material
PVC
Number of ways
Four-way
Allowable wire size
#14-10 AWG
Terminal enclosure material
Brass
Terminals
0.031 in
Color
White
Feature → Business Impact → Application: Durable commercial-grade construction reduces maintenance costs and extends service life, improving total cost of ownership for building automation and lighting control. Application: Wall-mounted commercial spaces, reception areas, and retrofit projects where reliability and standardization matter. Feature → Business Impact → Application: Back and side wiring with screw terminals speeds up installation and minimizes field wiring errors, saving labor time on new builds and upgrades. Application: Control panels and wall boxes in office, retail, or healthcare environments. Feature → Business Impact → Application: Four-way, single-pole operation supports complex circuit routing, enabling flexible lighting scenes and equipment coordination in open-plan offices and industrial spaces. Feature → Business Impact → Application: 120/277 V compatibility and 20 A rating ensure safe integration with common electrical distributions used in commercial facilities. Feature → Business Impact → Application: Brass terminal enclosure and 0.031 in terminals provide robust connections resistant to vibration and field wear, decreasing contact issues in busy switchgear. Feature → Business Impact → Application: Compliance with cULus, NOM, and Federal Specification 6241 05 simplifies regulatory documentation and inspection readiness for new builds and retrofits.
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FAQs
CSB420W supports back and side wiring with screw terminals and is designed for #14-10 AWG conductors. This wiring flexibility speeds panel or wall box installations, reduces terminal crowding, and minimizes field wiring errors, making it ideal for new builds and retrofits in commercial spaces.
It is a four-way, single-pole toggle switch rated for 20A at 120/277 V. This means it can route power through multiple loads or circuits, supports standard commercial lighting configurations, and maintains reliable operation under typical office, retail, or institutional loads.
Yes. The CSB420W is designed for wall-mounted commercial lighting control with four-way switching capabilities, making it suitable for space planning and scene control in offices, lobbies, and other high-traffic areas while meeting commercial-grade expectations.
CSB420W is cULus listed, includes NOM and Federal Specification Classification 6241 05, ensuring regulatory compliance for commercial electrical installations and smoother inspections across North American facilities.
The durable brass terminals, robust construction, and standardized 20A/120-277V ratings reduce maintenance needs and potential rewiring errors. This translates to lower service calls, predictable performance, and faster future upgrades in commercial projects.