Eaton / Cutler-Hammer QB1020AFGF Dual Function Miniature Circuit Breaker
- 20A
- 1 Pole
- Bolt-On
Quantity
Eaton / Cutler-Hammer QB1020AFGF - 20A Dual Function Miniature Circuit Breaker
New
Quantity
Description
Built for residential and commercial use, the Eaton QB1020AFGF provides dual-function safety. This 20A breaker combines combination arc-fault and ground-fault protection to meet modern NEC requirements. The bolt-on design installs into Eaton Pow-R-Line panelboards and serves as a replacement for the legacy QBAFGF1020. Rated at 10 kAIC, it features a pigtail neutral and self-test capabilities. A diagnostic LED simplifies troubleshooting by indicating the trip cause.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | QB1020AFGF |
| Series | QB |
| Amperage | 20A |
| Poles | 1 |
| Mounting Style | Bolt-On |
| Voltage | 120VAC |
| Phase | 1 |
| AIC Rating | 10kA @ 120VAC |
| Frame Type | BAB |
|---|---|
| Terminal Type | Box Lugs |
| For Use With | Eaton Pow-R-Line Panelboards |
| Wire Gauge | 14-4 AWG |
| Max Wire | 4 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LIG |
| Trip Function | Long-Time, Instantaneous, Ground Fault |
| Trip Adjustability | Fixed |
| Special Classification | Dual Function (AFCI/GFCI) |
|---|---|
| Available Options | Padlock Attachment |
| Accessories | Pigtail Neutral |
| Standards | UL 1699, UL 489, UL 943 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, SWD Rated, Non-Interchangeable Trip, Self-Test, Diagnostic LED, Dual Function |
Product FAQs
6 answersWhat panelboards are compatible with the Eaton QB1020AFGF circuit breaker?
This bolt-on dual function breaker is designed specifically for installation in Eaton Pow-R-Line panelboards. It secures directly to the bus using a bolt-on connection for reliable commercial and industrial applications.
What legacy Eaton breaker does the QB1020AFGF replace?
The QB1020AFGF serves as a direct replacement for the legacy Eaton QBAFGF1020 dual function circuit breaker.
Does the QB1020AFGF include diagnostic features for troubleshooting?
Yes, this breaker features self-test capabilities and includes a diagnostic LED that indicates the specific cause of a trip, helping electricians quickly identify whether an arc fault or ground fault occurred.
How is the neutral connection wired on the QB1020AFGF?
This breaker features a pigtail neutral connection. The coiled white pigtail wire must be routed and connected directly to the neutral bus bar in the panelboard to ensure proper AFCI and GFCI operation.
What wire gauge range is supported by the terminals on this breaker?
The box lug terminals on the QB1020AFGF accommodate wire sizes from 14 AWG to 4 AWG, providing flexibility for different branch circuit lengths and voltage drop considerations.
What specific faults does this dual function breaker detect?
In addition to standard thermal-magnetic overload and short-circuit protection, it provides combination Arc-Fault Circuit Interrupter (AFCI) and Ground-Fault Circuit Interrupter (GFCI) protection to meet modern NEC requirements for branch circuits.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 1 review.
- MCMarcos C.Verified BuyerReviewingEaton / Cutler-Hammer QB1030GF - 30A GFCI Miniature Circuit BreakerI recommend this productRated 5 out of 5 stars11/20/25circuit breakers
good product and showed up on time