Whipp & Bourne · Electronic Components
4294028-3
Circuit Breaker
Part Number4294028-3
ManufacturerWhipp & Bourne
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-336-6881 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Mounting Slot Width3.375 INCHES NOMINAL
Pole Quantity3
Mounting Facility Type And Quantit1 SLOT
Overall Length28.500 INCHES NOMINAL
Trip Release CharacteristicINSTANTANEOUS ALL LOCATIONS
Overall Height25.000 INCHES NOMINAL
Overall Width26.438 INCHES NOMINAL
Ultimate Trip Rating Of Continuous2000.0 ALL LOCATIONS
Frequency In Hertz60.0 ALL LOCATIONS
Operating Voltage Type And Rating500.0 AC ALL LOCATIONS
Main Contact Tripping Mechanism TyNONTRIP FREE
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 4294028-3 available?
We can source 4294028-3 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 4294028-3 by Whipp & Bourne obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4294028-3 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 4294028-3?
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 4294028-3?
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.