ABB / General Electric TEF113050 Molded Case Circuit Breaker
- 50A
- 1 Pole
- Bolt-On
Quantity
ABB / General Electric TEF113050 - 50A 1 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
Description
Built for robust performance, the GE TEF113050 is a 50-amp, single-pole molded case circuit breaker. It delivers reliable thermal-magnetic protection for commercial and industrial electrical systems operating up to 277VAC. Designed for secure integration, this E-Frame breaker bolts into GE A-Series panelboards and motor control centers. It serves as a reliable replacement component and is superseded by the TED113050 model. The unit features a 14 kAIC rating at 277V and includes TCAL12 lugs.Specifications
| Brand | ABB / General Electric |
|---|---|
| Part Number | TEF113050-R |
| Series | TEF |
| Amperage | 50A |
| Poles | 1 |
| Mounting Style | Bolt-On |
| Voltage | 120VAC, 240VAC, 277VAC, 125VDC |
| Phase | 1 |
| AIC Rating | 14kA @ 120VAC, 14kA @ 240VAC, 14kA @ 277VAC, 10kA @ 125VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | GE A-Series Panelboards, GE Switchboards, Motor Control Centers |
| Wire Gauge | 14-3 AWG (Cu), 12-1 AWG (Al) |
| Max Wire | 3 AWG (Cu), 1 AWG (Al) |
| Min Wire | 14 AWG (Cu), 12 AWG (Al) |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Lug Kits |
|---|---|
| Accessories | Includes TCAL12 Lugs |
| Standards | HACR, NEMA AB 1, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Non-Interchangeable Trip, Quick-Make/Quick-Break |
Product FAQs
5 answersWhat equipment is compatible with the TEF113050 circuit breaker?
This bolt-on E-frame breaker is designed for installation in GE A-Series panelboards, GE switchboards, and compatible motor control centers.
What is the direct replacement for the legacy TEF113050?
The TEF series is an obsolete GE E-frame product line. It has been officially replaced by the TED series, making the TED113050 the direct functional cross-reference for this unit.
What wire sizes are approved for the terminal lugs on this 50A breaker?
The factory-installed lugs accept 14 to 3 AWG copper wire or 12 to 1 AWG aluminum wire. When installing aluminum conductors, an approved joint compound is recommended to prevent oxidation.
Can the TEF113050 be used in DC voltage applications?
Yes, this thermal magnetic breaker is fully rated for direct current systems, providing 10kA of interrupting capacity at 125VDC.
Are the trip settings on this breaker adjustable?
No, this model features a fixed thermal magnetic trip unit. Both the long-time overload and instantaneous short-circuit protection levels are factory set and cannot be modified.
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Reviews
Review summary
Customers rate this product 4.5 out of 5 based on 2 reviews.
- PEPreferred E.Verified BuyerReviewingABB / General Electric TEF134100 - 100A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars7/27/26Breaker is in great shape
Professional operation for description and delivery. SuperBreakers is our go to for all breakers!
- CMCalvin M.Verified BuyerReviewingABB / General Electric TEF113020 - 20A 1 Pole Molded Case Circuit BreakerI recommend this productRated 4 out of 5 stars6/30/26Lifesavers
We repair a lot of old electrical systems that require old breakers. Superbreakers haven't let us down yet. Their response time and delivery time is great! They have been lifesavers!