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Eaton / Cutler-Hammer GFTCB250 GFCI Miniature Circuit Breaker
- 50A
- 2 Pole
- Plug-On
Eaton / Cutler-Hammer
GFTCB250
GFCI Miniature Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
GFTCB250
Quantity
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Eaton / Cutler-Hammer GFTCB250 - 50A GFCI Miniature Circuit Breaker
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Description
Part of the BR family, the Eaton GFTCB250 is a 50A, two-pole breaker offering combined thermal-magnetic and ground fault protection. It is specifically designed to meet NEC requirements for 240V circuits requiring 5mA Class A personnel protection. This plug-on unit fits seamlessly into Eaton BR panelboards, as well as legacy Bryant, Westinghouse, and Challenger enclosures. It features a pigtail neutral connection, common trip functionality, and automated self-testing for continuous reliability.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | GFTCB250 |
| Series | GFTCB |
| Amperage | 50A |
| Poles | 2 |
| Mounting Style | Plug-On |
| Voltage | 120/240VAC |
| Phase | 1 |
| AIC Rating | 10kA @ 120/240VAC |
| Frame Type | BR |
|---|---|
| Terminal Type | Box Lugs |
| For Use With | Eaton BR Load Centers, Westinghouse Load Centers, Challenger Load Centers, Bryant Load Centers |
| 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 | GFCI |
|---|---|
| Available Options | Padlock Attachment |
| Accessories | Pigtail Neutral |
| Standards | Federal Spec W-C375, UL 489, UL 943 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | Self-Test, HACR Rated, Common Trip |
Product FAQs
8 answersWhich load centers are compatible with the GFTCB250 circuit breaker?
This Type BR breaker is designed for use in Eaton BR, Westinghouse, Challenger, and Bryant load centers.
How much panel space does the GFTCB250 require?
As a 2-pole Type BR breaker, it requires two standard 1-inch spaces, taking up a total of 2 inches in the load center.
What is the ground fault trip threshold for this breaker?
The GFTCB250 is a Class A Ground Fault Circuit Interrupter (GFCI), meaning it is designed to trip when it detects a ground fault current of 5mA to provide personnel protection.
How is the neutral connection made on the GFTCB250?
This breaker features a pigtail neutral connection. The coiled white pigtail wire must be connected directly to the neutral bar in the panel to ensure the GFCI circuitry operates correctly.
Can the GFTCB250 replace older Westinghouse or Bryant GFCI breakers?
Yes, this Eaton Type BR breaker is the direct replacement for legacy 50A 2-pole Westinghouse, Challenger, and Bryant Type GFCB or BR GFCI breakers.
Does this breaker provide both overcurrent and ground fault protection?
Yes, it features a thermal-magnetic trip mechanism for standard overload and short-circuit protection, combined with built-in Class A GFCI protection for personnel safety.
Is the GFTCB250 suitable for 240V hot tub or spa applications?
Yes, a 50A 2-pole GFCI breaker like the GFTCB250 is commonly used to provide the required personnel protection for 240V hot tubs, spas, and swimming pool equipment.
Does the GFTCB250 include a self-test feature?
Yes, modern Eaton GFTCB breakers periodically run a self-test diagnostic to comply with UL 943 standards, ensuring the ground fault protection remains functional.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 3 reviews.
Total 5 star reviews: 3 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
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3 reviews
- RSRichard S.Rated 5 out of 5 stars7/11/23For hot tub
Works great
- TDThomas D.Rated 5 out of 5 stars6/21/21Breakers
Super service and quick delivery.
- GSGary S.Rated 5 out of 5 stars1/11/21Great Value and Quick delivery
You sent out my product very quickly and the cost was a great value.
I will be back again. I moved you guys to the top of the list.