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Circuit Breaker

Thomas & Betts | GFB120 | Circuit Breaker | 1-Pole | 120V

★★★★★
Poles 1
Voltage 120
Product Type Circuit Breaker
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Manufacturer :Thomas & Betts
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Replacement available
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Picture available on request
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CSA / UL Approved
Regular price $510.00
Sale price $510.00 Regular price
Unit price
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Seamless online shopping experience guaranteed with easy shipping and returns policy.

Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.

Icon
Secure transaction
Icon
FREE & fast shipping on orders over $49
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CSA approved with 1 year warranty
Icon
30 day returns
Allen-Bradley LOGIX5000 - In Box! .A Battery Assembly 1756-Ba1 - In Box! .A Battery Assembly 1756-Ba1

Thomas & Betts | GFB120 | Circuit Breaker | 1-Pole | 120V

Regular price $510.00
Sale price $510.00 Regular price
Unit price
Product description
Shipping

Protect your circuits with confidence using the Thomas & Betts GFB120, a genuine 1-pole, 120V circuit breaker built for maintenance, retrofit, and replacement projects. Designed to slot into compatible panels, this breaker helps keep critical circuits protected and operating smoothly without downtime.

Why choose the GFB120?

  • Verified compatibility via part number: The GFB120 is the precise reference for matching breakers to your panel. Always confirm fit and ratings before ordering, and use the part number as your primary compatibility guide.
  • Designed for single-pole protection: Ideal for individual branch circuits that require dependable 120V protection in residential or light commercial settings.
  • Maintenance, retrofit, and replacement ready: A straightforward upgrade or swap ensures ongoing safety and reliability as panels age or workloads change.

Practical use cases

  • Replacing a failed breaker in existing electrical panels that require a 1-pole, 120V solution.
  • Retrofits where a like-for-like GFB120 keeps your panel architecture intact while restoring protection.
  • Maintenance workflows to refresh panel performance during scheduled service windows.

What to expect and how it helps

  • Reliability you can trust: Thomas & Betts is a long-standing name in electrical protection, delivering dependable interrupting performance when you need it most.
  • Clear compatibility reference: Rely on the part number (GFB120) as the best guide to whether this breaker fits your panel and circuit requirements.
  • Simple, predictable installation: With standard 1-pole and 120V ratings, this breaker integrates into compatible panels without complicated wiring changes.

Technical at a glance

  • Pole configuration: 1-Pole
  • Voltage rating: 120V
  • Part number: GFB120
  • Brand: Thomas & Betts

Notes for purchasing

Before you order, confirm fit and ratings for your specific panel. The part number GFB120 is the strongest reference for compatibility, helping you avoid mismatches and returns.

Contact sales@ampstate.com

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What Our Customers Say

4.9 (38 reviews)

General feedback we often hear from customers purchasing industrial electrical parts.

Verified

Consistent quality. We’ve added similar items to our regular reorder list.

MRO · Reorder

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Support is responsive when we have questions about fit or application.

Purchasing · Quick answers

Verified

A reliable choice when we need industrial parts on short notice.

Service · Urgent replacement

Fast industrial sourcing support

Need help?

  • Request a quote
  • Need a BOM priced for your project
  • Not sure which part is correct
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  • Send your part list and get a fast reply

Email us at sales@ampstate.com for pricing, availability, alternates, and project support.

Email for a quote Typical reply: same business day