Eaton Corporation · Electronic Components
HKB3125T
Tripper, Circuit Breaker
Part NumberHKB3125T
ManufacturerEaton Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-262-0618 (NSN)
Federal Item NameTRIPPER,CIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Ultimate Trip Rating Of Continuous125.0 ALL LOCATIONS
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Maximum Continuous Load Current Ra125.0 AMPERES AC ALL LOCATIONS
Body StyleRECTANGULAR DIMENSIONAL ENVELOPERECTANGULAR DIMENSIONAL ENVELOPE
Features ProvidedADJUSTABLE TRIP RELEASEADJUSTABLE TRIP RELEASE
Overall Height1.500 INCHES NOMINAL1.500 INCHES NOMINAL
Frequency In Hertz60.0 ALL LOCATIONS
Unpackaged Unit Weight8.000 POUNDS NOMINAL
Terminal Type And Quantity6 SCREW
Adjustable Trip Setting Current Ra+625.0 TO 1250.0 AC ALL LOCATIONS
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S)4 UNTHREADED HOLE(S)
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is HKB3125T available?
We can source HKB3125T even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is HKB3125T by Eaton Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If HKB3125T has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like HKB3125T?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for HKB3125T?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.