Built for commercial and industrial distribution, the GE TFJ226150 is a two-pole, 150A molded case circuit breaker. This F-Frame unit features a bolt-on mounting style, making it compatible with legacy GE A-Series panelboards, Spectra panelboards, and switchboards. It delivers reliable thermal-magnetic protection with a fixed long-time and adjustable instantaneous trip. Rated for 22kAIC at 480VAC, this breaker can be replaced by the modern Tmax XT4 series using a retrofit kit.
Which panelboards are compatible with the TFJ226150 circuit breaker?
This bolt-on F-Frame breaker is designed for installation in GE A-Series panelboards, GE Spectra panelboards, and compatible switchboards.
What wire sizes are accepted by the lugs on the TFJ226150?
The terminal lugs accept wire gauges from 4 AWG to 300 kcmil and are rated for both copper and aluminum conductors.
How does the trip unit operate on the TFJ226150?
It features a thermal magnetic trip unit with a fixed thermal element for long-time overload protection and an adjustable magnetic element for instantaneous short-circuit protection. This allows for precise coordination in your electrical system.
Why might this breaker be labeled as either ABB or GE?
ABB acquired GE Industrial Solutions. As a result, legacy GE F-Frame breakers like the TFJ226150 may carry either the GE or ABB brand name depending on the manufacturing date, but they are the exact same component.
Is the TFJ226150 suitable for direct current systems?
Yes, in addition to its AC ratings, this breaker is rated for use in DC systems with an interrupting capacity of 10kA at 250VDC.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 4 reviews.
ABB / General Electric TFJ236175 - 175A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
9/18/26
Breaker came in the next day and customer was back up and running
Cost is perfect, shipping is extremely fast. Definitely using superbreakers more than my local electrical warehouses.
JC
Jason C.
Verified Buyer
Reviewing
ABB / General Electric TFJ236150WL - 150A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
9/8/26
Great Performance
I have been totally impressed with the freindlyness and professionalism of the staff of SuperBreakers! Great execution and available after the sale if needed. A rare commodity these days! 5 STARS!!
LR
Linda R.
Verified Buyer
Reviewing
ABB / General Electric TFJ236225 - 225A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
3/11/26
love working with Super Breakers
Perfect !!!!
KA
Kirk A.
Reviewing
ABB / General Electric TFJ236225 - 225A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
3/7/23
GE ECB's Reconidtioned.
Shipped and received fast. No issues with installation, test or operations.