Westinghouse Electric Corp. · Electronic Components
1299870
Tripper, Circuit Breaker
Part Number1299870
ManufacturerWestinghouse Electric Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-248-1451 (NSN)
Federal Item NameTRIPPER,CIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Maximum Continuous Load Current Ra25.0 AMPERES AC ALL LOCATIONS
Terminal Type And Quantity6 COMPRESSION
Trip Release MethodMAGNETIC ALL LOCATIONS
Overall Length4.500 INCHES NOMINAL
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Frequency In Hertz60.0 ALL LOCATIONS
Pole Quantity3
Overall Width5.375 INCHES NOMINAL
Ultimate Trip Rating Of Continuous1400.0 ALL LOCATIONS
Operating Voltage Type And Rating500.0 AC ALL LOCATIONS
Overall Height3.750 INCHES NOMINAL
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 1299870 available?
We can source 1299870 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 1299870 by Westinghouse Electric Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1299870 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 1299870?
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 1299870?
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.