Westinghouse Electric Corp. · Electronic Components
S999185
Tripper, Circuit Breaker
Part NumberS999185
ManufacturerWestinghouse Electric Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-270-5982 (NSN)
Federal Item NameTRIPPER,CIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Overall Length5.000 INCHES NOMINAL
Mounting Facility Type And Quantit4 TERMINAL
Pole Quantity2
Overall Height3.562 INCHES NOMINAL
Maximum Continuous Load Current Ra40.0 AMPERES AC AND 40.0 AMPERES DC ALL LOCATIONS
Frequency In Hertz60.0 ALL LOCATIONS
Trip Release Ambient Temp Rating25.0 CELSIUS NOMINAL ALL LOCATIONS
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Body StyleRECTANGULAR DIMENSIONAL ENVELOPE
Overall Width4.312 INCHES NOMINAL
Features ProvidedADJUSTABLE TRIP RELEASE
Vendor Part NumbersG2040T
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 S999185 available?
We can source S999185 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 S999185 by Westinghouse Electric Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If S999185 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 S999185?
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 S999185?
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.