Built for residential and commercial applications, the UBIF0235 is a 2-pole, 35A miniature circuit breaker. It delivers essential thermal-magnetic protection for 120/240V electrical systems. Designed to replace the obsolete NC235, this unit fits perfectly into Federal Pacific Stab-Lok load centers. The plug-on design utilizes the classic thin-series profile, allowing electricians to restore power without sourcing used parts. This HACR-rated breaker provides a 10kA interrupting capacity.
Is the UBIF0235 compatible with standard Federal Pacific Stab-Lok panels?
Yes, it is designed specifically for Federal Pacific Stab-Lok load centers. As an NC-style thin series breaker, this 2-pole unit requires only 1 inch of total panel space, with each pole occupying 1/2 inch.
Which legacy Federal Pacific breaker does the UBIF0235 replace?
The UBIF0235, often listed as UBIF0235N, is a direct replacement for the obsolete Federal Pacific NC235 circuit breaker.
What wire sizes are accepted by the lugs on this 35A breaker?
The terminal lugs on the UBIF0235 accept wire gauges ranging from 14 AWG to 8 AWG. Always verify that your conductors are properly rated for a 35-amp circuit.
How does the UBIF0235 install into the load center?
It utilizes a plug-on mounting style, allowing it to snap directly onto the bussing of a compatible Federal Pacific Stab-Lok panel without the need for bolt-on hardware.
What type of trip mechanism does the UBIF0235 use?
It features a fixed thermal-magnetic trip mechanism. This provides standard LI protection, meaning it includes both a long-time delay for overloads and an instantaneous trip for short circuits.
Does this replacement breaker meet modern safety standards?
Yes. While original Federal Pacific Stab-Lok breakers are obsolete, this modern replacement is ETL Listed to UL Standard 489, ensuring it complies with current safety and performance requirements.
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