Westinghouse Electric · Electronic Components
452D371G29
Tripper, Circuit Breaker
Part Number452D371G29
ManufacturerWestinghouse Electric
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-795-4956 (NSN)
Federal Item NameTRIPPER,CIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Overall Width3.688 INCHES NOMINAL
Storage TypeGENERAL PURPOSE WAREHOUSE
Overall Length7.531 INCHES NOMINAL
Trip Release CharacteristicINSTANTANEOUS AND TIME DELAY ALL LOCATIONS
Adjustable Trip Setting Current Ra+1950.0 TO 3900.0 AC AND +2250.0 TO 4100.0 DC ALL LOCATIONS
Trip Release Ambient Temp Rating50.0 CELSIUS NOMINAL ALL LOCATIONS
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Ultimate Trip Rating Of Continuous150.0 ALL LOCATIONS
Terminal Type And Quantity6 BUS BAR
Unthreaded Mounting Hole Diameter0.438 INCHES NOMINAL
Pole Quantity3
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 452D371G29 available?
We can source 452D371G29 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 452D371G29 by Westinghouse Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 452D371G29 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 452D371G29?
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 452D371G29?
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.