Pass & Seymour PS20AC1L Extra Heavy-Duty Specification Grade Locking Switch, Gray
The Pass & Seymour PS20AC1L is an industrial extra heavy-duty, specification grade lock switch finished in gray, built for back and side wire terminations. It features an external screw-pressure-plate design that accepts #14 - #10 AWG copper or copper-clad conductors, a heavy-gauge one-piece copper alloy contact arm, and a nickel-plated steel strap with integral ground. This switch is Federal Spec Listed and cULus Listed for demanding commercial and industrial applications.
Key Features
- Back and Side Wire Terminals: External screw-pressure-plate design accepts #14 - #10 AWG copper or copper-clad conductors for flexible, secure terminations.
- Durable Construction: Heavy-gauge one-piece copper alloy contact arm virtually eliminates contact bounce; back body is made of glass-reinforced nylon for added strength.
- Oversized Silver Alloy Contacts: Provide long contact life and better heat dissipation under repeated switching.
- High-Strength Toggle: Thermoplastic polycarbonate toggle with locking support resists face and back body separation.
- Positive Grounding: Auto-ground clip assures positive ground, with a standard grounding terminal and a nickel-plated steel strap with integral ground.
- Fast Make, Positive Break: Cam controls deliver a fast "make" and positive "break" action to minimize arcing, aided by heavy-duty bumper pads for quiet operation.
- Shallow Design: Compact profile eases installation in standard wiring boxes.
Certifications & Compliance
- Federal Spec Listed
- cULus Listed
Technical Specifications
- Country Of Origin: Mexico
- Product Color: Grey
- Product Finish: Matte
- Product Height: 2.375 in
- Product Line: Pass & Seymour
- Product Width: 1.32 in
- Product Depth: 1.073 in
Typical Applications
- Industrial and Commercial Electrical Installations
- Specification-Grade Wiring Device Upgrades
- Locking Switch Applications Requiring Positive Ground
- Heavy-Duty Back and Side Wire Terminations
- Facilities Requiring Federal Spec or cULus Compliant Devices
Why Pass & Seymour?
Pass & Seymour builds this locking switch with a heavy-gauge copper alloy contact arm, oversized silver alloy contacts, and a nickel-plated steel strap with integral ground for dependable, code-compliant performance. Federal Spec Listed and cULus Listed construction makes it a reliable choice for professional electrical work where consistent switching and positive grounding matter.
Manufacturer Resources
Product Specs
- Product Type:
- Switch
- Product Color:
- Gray
- Product Finish:
- Matte
- Listing:
- cULus
- Country of Origin:
- Mexico
- Department:
- Electrical
- Product Group:
- Wiring Devices
- Finish:
- Matte