Eaton GF20B GFCI Receptacle - cULus Listed Slim
Part Number: GF20B
Quick Summary
GF20B is a self-test GFCI receptacle that delivers reliable ground-fault protection for 125V circuits up to 20A in commercial and industrial settings. This slim design helps maximize space in crowded panels and outlet boxes, reducing installation time. A common pain point is nuisance trips and hard-to-access test procedures; the self-test feature simplifies compliance and maintenance. The unit carries cULus Listed and NOM certifications, supporting safe operation in North American installations and Mexico markets. For builders and maintenance teams seeking efficiency, its back- and side-wiring capability combined with a 14-10 AWG range and 5-20R configuration accelerates installation while meeting code requirements. Overall, GF20B delivers safety, compatibility, and value across demanding applications.
Product Information
Extended Description
GF20B Eaton: Eaton self-test GFCI, 20A, 125V, Brown, Slim design
Product Name
Eaton slim GFCI receptacle
Catalog Number
GF20B
UPC
032664012365
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
Brown
Tamper resistant slim GFCI receptacles spec sheet
Tamper resistant slim GFCI receptacles spec sheet
Tamper resistant slim GFCI receptacles spec sheet
Tamper resistant slim GFCI receptacles spec sheet
Tamper resistant slim GFCI receptacles spec sheet
Tamper resistant slim GFCI receptacles spec sheet
Feature → Business Impact → Application: Self-test protection continuously verifies operability of the GFCI, reducing unexpected trips and maintenance downtime; enables faster commissioning in new builds and retrofit projects, improving site safety and reliability across commercial outlets. Feature → Design and wiring flexibility → Application: Slim, back- and side-wire capable receptacle supports tight spaces and modular layouts, expediting field wiring and minimizing enclosure depth in office, retail, and light industrial environments. Feature → NEMA configuration and wire size compatibility → Application: 5-20R configuration with #14-10 AWG wiring supports standard electrical distributions, enabling straightforward upgrades and code-compliant installations in renovation projects. Feature → Federal certifications and packaging → Application: FedSpec-aligned, cULus Listed and NOM-certified hardware reduces procurement risk for government and multinational projects, with ED Box packaging simplifying handling and installation. Feature → Safety and reliability →Business Impact → Application: Tamper-resistant styling and tested protection minimize risk in high-traffic areas and harsh environments, lowering long-term maintenance costs while maintaining compliant electrical protection across facilities.
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FAQs
GF20B accepts back- and side-wire termination for #14-10 AWG conductors. First, turn off power and remove the device from the box. Prepare conductors, insert them into the corresponding rear or side clamps per labeling, tighten to the 16 lbf-in torque rating, and re-seat the GFCI in the enclosure. Confirm the NEMA 5-20R outlet orientation and perform the self-test after energizing to verify correct protection.
GF20B is cULus Listed and NOM certified, signaling compliance with U.S., Canadian, and Mexican electrical safety standards. This combination supports NEC/CEC compliance for GFCI protection in wet or damp locations and helps simplify procurement for multi-region projects in facilities that require formal certifications.
Yes. The GF20B is rated for 125V and 20A, with a NEMA 5-20R configuration, making it appropriate for commercial outlets and light industrial applications where reliable ground-fault protection is required and space-constrained installations are common.
GF20B supports back- and side-wiring methods with allowable conductor sizes of #14-10 AWG. It uses a 5-20R NEMA configuration, and its slim design is tailored for tight spaces. The unit is brown in color and is manufactured to standard wiring device specifications for straightforward field integration.
The product carries standard warranty terms referenced in Eaton’s warranty documentation. The self-test feature continuously verifies operation, reducing nuisance trips and maintenance visits, which translates to lower downtime, safer operations, and a faster return on investment in facilities with frequent outlet use and strict safety requirements.