Eaton GF20BK GFCI Receptacle - Slim design, cULus Listed

Part Number: GF20BK
Manufacturer
Eaton
Part number
GF20BK

Quick Summary

Eaton GF20BK GFCI receptacle is a self-test 20A, 125V outlet designed for space-constrained commercial and industrial installations. Many installations suffer from cramped panels, frequent nuisance trips, and complex back-and-side wiring, making retrofits slow and costly. It carries cULus Listed and NOM certifications, supporting regulatory compliance, while the self-test feature enhances protection without manual testing. The slim design and 20A/125V rating simplify retrofits in control panels and equipment rooms, delivering safer operation and faster installation. This combination of compact form factor and proven protection helps developers, electrical contractors, and maintenance teams meet safety standards while reducing labor time and total cost of ownership.

Product Information

Extended Description

GF20BK Eaton: Eaton self-test GFCI, 20A, 125V, Black, Slim design
Product Name
Eaton slim GFCI receptacle
Catalog Number
GF20BK
UPC
032664012372
Product Length/Depth
1.03 in
Product Height
4.19 in
Product Width
1.69 in
Product Weight
3.8 lb
Warranty
Refer to warranty document.
Certifications
cULus Listed NOM
Special features
Slim design
Type
Self-test
Amperage Rating
20A
Voltage rating
125V
Circuit interrupter type
GFCI
Packaging type
ED Box
Features
FedSpec Certified
Wiring method
Back and side wire
Allowable wire size
#14-10 AWG
NEMA configuration
5-20R
Torque rating
16 lbf-in
Color
Black
Slim design → Space is at a premium in modern electrical enclosures, so a compact footprint reduces panel depth and simplifies wiring routing. This translates to faster installations, easier conduit routing, and less panel crowding in data centers, manufacturing floors, and service bays. Application-tailored fit helps you achieve compliant, neater layouts without compromising protection or performance. Self-test technology → Continuous protection with automated testing minimizes manual maintenance and nuisance trips. Business impact includes lower maintenance costs, improved uptime, and simplified compliance reporting for facilities managers. Application: industrial machinery rooms and commercial outlets where reliable fault detection is essential. 20A, 125V GFCI functionality → Meets common branch-circuit requirements for many control panels, outlets, and equipment rooms. Impact: robust protection against ground faults, reduced risk of electrical shock, and seamless integration with standard 120V systems. Application: retrofit projects, new builds, and service panels that demand fast protection with dependable performance. Back and side wiring with #14-10 AWG → Flexible terminations with secure connections and easier field installation. Impact: faster terminations, reduced risk of conductor damage, and easier rework in crowded enclosures. Application: panel upgrades, temporary installations, and retrofit projects across commercial and light industrial facilities. NEMA configuration 5-20R and 16 lbf-in torque → Reliable alignment and secure mounting in standard receptacle frames. Impact: reduces installation rework and ensures long-term connection integrity in vibration-prone environments. Application: machine rooms, control cabinets, and equipment racks. Packaging as ED Box, Black color, FedSpec Certified → Streamlined procurement and consistent field deployment with certified components. Impact: lowers sourcing complexity and supports strict spec adherence for government or regulated projects. Application: government, education, and industry-specific deployments where documented packaging and color requirements matter.

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FAQs

The GF20BK supports back and side wiring with #14-10 AWG conductors, enabling flexible terminations in crowded enclosures. The device is designed for easy field termination, with a torque rating of 16 lbf-in to ensure secure connections and reliable performance in vibration-prone environments.
Yes. The GF20BK is a 20A, 125V self-test GFCI receptacle configured as a 5-20R outlet. It provides ground-fault protection and is compatible with common 120V electrical systems used in commercial and light-industrial settings.
The GF20BK is cULus Listed and NOM certified, supporting regulatory compliance for North American installations. These certifications indicate adherence to safety and performance standards, which simplifies approvals for regulated facilities and reduces project risk.
Absolutely. The slim form factor reduces enclosure depth, eases routing, and helps reclaim panel space during retrofits in control cabinets, data centers, and equipment rooms without sacrificing protection or performance.
The self-test feature automatically verifies the GFCI’s protection without manual intervention, reducing maintenance workload, improving uptime, and supporting ongoing regulatory compliance in busy facilities where frequent testing may be overlooked.