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ABB / General Electric TEB122040 Molded Case Circuit Breaker

  • 40A
  • 2 Pole
  • Bolt-On
ABB / General Electric TEB122040
Molded Case Circuit Breaker
Brand ABB / General Electric
SKU TEB122040
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  • 40A
  • 2 Pole
  • Bolt-On

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General Electric TEB122040 2 Pole Circuit Breaker

ABB / General Electric TEB122040 - 40A 2 Pole Molded Case Circuit Breaker

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$333.20 In Stock

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Description

Designed for commercial systems, the GE TEB122040 is a 40-amp, 2-pole molded case circuit breaker. It provides essential thermal magnetic protection for branch circuits in demanding environments. This E-Frame breaker mounts into standard GE A-Series panelboards and serves as a replacement for discontinued TE122040 models. It is also a suitable alternative to TEY122040 breakers. Operating at 240VAC with a 10kAIC rating, it features a common trip mechanism and reverse feed capability.

Specifications

Key specifications
Brand ABB / General Electric
Part Number TEB122040
Series TEB
Amperage 40A
Poles 2
Mounting Style Bolt-On
Voltage 240VAC, 125/250VDC
Phase 1
AIC Rating 10kA @ 240VAC, 5kA @ 125/250VDC
Fit and installation
Terminal Type Lugs
For Use With GE A-Series Panelboards
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)
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch
Accessories Load Lugs (TCAL12)
Standards HACR, NEMA AB 1, UL 489
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, Non-Interchangeable Trip, Reverse Feed, Common Trip, Quick-Make/Quick-Break, Trip-Free Mechanism

Product FAQs

6 answers
What panelboards are compatible with the TEB122040 circuit breaker?

This E-Frame breaker is designed for bolt-on installation in GE A-Series panelboards. It is also commonly installed in compatible GE switchboards and motor control centers.

Are GE and ABB TEB122040 breakers interchangeable?

Yes. Following ABB's acquisition of GE Industrial Solutions, E-150 line breakers may be branded as either GE or ABB. They share the exact same physical dimensions and catalog number for direct replacement.

Can the TEB122040 replace older discontinued GE breakers?

Yes, the TEB122040 serves as a direct replacement for discontinued TE122040 models. It is also a suitable alternative to TEY122040 breakers when installed in compatible A-Series panelboards.

What is the recommended torque for the lug terminals on this E-150 frame breaker?

Torque specifications depend on the wire size used with the standard TCAL lugs. Tighten 10-14 AWG wire to 35 in-lb, and 3-8 AWG wire to 100 in-lb using a 7/32-inch Allen wrench.

Which lug kits are compatible with the TEB122040?

This E-150 frame breaker typically utilizes TCAL14 or TCAL18 lug kits for line and load side terminations, depending on the required wire size. These lugs accept both copper and aluminum conductors.

Is the TEB122040 suitable for reverse feed applications?

Yes, this standard thermal-magnetic molded case circuit breaker features a common trip mechanism and is capable of reverse feeding.

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Reviews

4.6
Rated 4.6 out of 5 stars
Based on 10 reviews
Total 5 star reviews: 9 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 1
Rating
Ratings
10 reviews
  • AP
    Alex P.
    Verified Buyer
    Reviewing
    ABB / General Electric TEB132050 - 50A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    6/19/26
    Great Service

    Received Breaker very quickly and got exactly what we ordered right away.

  • JC
    Jay C.
    Verified Buyer
    Reviewing
    ABB / General Electric TEB122060 - 60A 2 Pole Molded Case Circuit Breaker
    I do not recommend this product
    Rated 1 out of 5 stars
    11/19/25
    Purchased New and Received Used

    Purchased a "New" breaker and received a Used one or refurbished one. Sent it back and was told that I would have answers on a replacement first thing in the morning, and havent heard a word.

  • BB
    Billy B.
    Flag of United States
    Reviewing
    ABB / General Electric TEB132100 - 100A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    10/3/23
    I need my breaker fast

    I am still waiting on my order I only received one breaker and I have a huge job waiting on this breaker

    Please find out where it is and send right away.

    Thank you

  • JS
    Jeffrey S.
    Flag of United States
    Reviewing
    ABB / General Electric TEB132050WL - 50A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/31/23
    Works fine.

    Put this in the machine and within 20 minutes hand it up and running again. Just wish I could return the one we took out for refurbishing, instead of trying to dispose of it in electronic waste or sending it to a landfill

  • GC
    Gary C.
    Flag of United States
    Reviewing
    ABB / General Electric TEB122090WL - 90A 2 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    11/20/20
    service

    they might not have everything but what did have in their inventory they get out the door right away and you receive tracking within minutes.