Westinghouse Electric · Electronic Components
S1222026
Circuit Breaker
Part NumberS1222026
ManufacturerWestinghouse Electric
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-174-8818 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Trip Release MethodTHERMAL-MAGNETIC ALL LOCATIONS
Reset MethodMANUAL
Ultimate Trip Rating Of Continuous122.0 ALL LOCATIONS
Main Contact Tripping Mechanism TyTRIP FREE
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Maximum Interrupting Capacity Curr15000.0 AC AND 15000.0 DC ALL LOCATIONS
External Actuator Linkage ArrangemONE AND TWO LINKED
Actuator FunctionRESET
Trip Delay Time In Seconds Per Rat52.000 MINIMUM AT 200 PCT AND 135.000 MAXIMUM AT 200 PCT ALL LOCATIONS
Pole Quantity2
Mounting Facility Type And Quantit2 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 S1222026 available?
We can source S1222026 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 S1222026 by Westinghouse Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If S1222026 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 S1222026?
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 S1222026?
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.