Unlock Free shipping on qualifying orders over $99. Just 

HomElectrical.com Wholesale Electrical, HVAC & Lighting Supplies for Pros

GP 20A Self-Test GFCI, Tamper Resistant, 120V, White, Case

GP GPG920-TR-W-CS
SKU GP-GPG920TRWCS
Ensure reliable safety and minimize service callbacks with Tollea’s 20A TR-GFCI. Its built-in auto self-test function guarantees ground-fault protection, making it the perfect choice for NEC-compliant residential and light commercial projects.
GP 20A Self-Test GFCI, Tamper Resistant, 120V, White, Case

Image may not depict product actual color, inclusions or accessories

GP GPG920-TR-W-CS Description

cUL/UL Listed

  • 20A Tamper-Resistant: Built-in safety shutters prevent improper insertion of foreign objects.
  • Patented Magnetic Connections: Uses permanent magnets to create smart, highly stable wiring connections.
  • Advanced Protection: Upgraded defense mechanisms guard against power surges, ground faults, and fire hazards.
  • Automatic Safety Cutoff: Instantly blocks power if the unit is miswired or fails to detect a secure system ground fault.
  • Continuous Self-Testing: Auto-monitors safety status with a 3-second diagnostic at startup and repeat checks every 90 minutes.
  • Dual-Purpose LED Indicator: Provides real-time visual updates on power health and alerts you when the device reaches its end-of-life.
  • Slim Profile Design: Thinner frame leaves extra room inside the wall box for faster, easier wiring layouts.
  • Terminal Capabilities: Side and back-wire terminals accept #12 to #14 AWG solid or stranded copper wire only.
  • Fully Certified: Meets all technical safety requirements for UL943 (2017), CUL943, and UL498 standards (File No. E320934).

Pack Size
GP 20A Self-Test GFCI, Tamper Resistant, 120V, White, Case
Case of 60
sku GP-GPG920TRWCS
Get FREE shipping on eligible order of $99+
Free Shipping
$537.00Case of 60
In Stock-

Ships between 10/06/2026 - 10/20/2026

Product Specifications

Part NumberGPG920-TR-W-CS
CertificatecUL/UL Listed
Control Style2-Pole
MaterialPolycarbonate
Maximum Amperage20 Amp
Maximum Voltage120V
Nema Nominal Efficiency5-20R
Power TypeHardwired
Tamper ResistantYes
Warranty2 Yr
Wire Gauge14-12 AWG
Product Dimensions4.05-in X 1.61-in X 1.57-in
Weight17.40-lb

Resources & Download

A PDF viewer is required to view this product's information. Download Adobe Acrobat Viewer

Prop65
Important PROP 65 InformationWarning: This product can expose you to chemicals, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov. to CA residents.

Product Questions & Answers

Customer Reviews

Your voice matters. Be the first to leave a review and help other pros shop smarter