Naval Sea Systems Command · Electronic Components
5542645-1
Circuit Breaker
Part Number5542645-1
ManufacturerNaval Sea Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-190-5273 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Maximum Interrupting Capacity Curr7500.0 AC ALL LOCATIONS
Body Length2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM
Main Contact Tripping Mechanism TyTRIP FREE
Maximum Continuous Load Current Ra5.0 AMPERES AC ALL LOCATIONS
Trip Release MethodMAGNETIC ALL LOCATIONS
Operating Voltage Type And Rating250.0 AC ALL LOCATIONS
Reset MethodMANUAL
Ultimate Trip Rating Of Continuous135.0 ALL LOCATIONS
Trip Release CharacteristicTIME DELAY ALL LOCATIONS
Trip Delay Time In Seconds Per Rat4.000 MINIMUM AT 200 PCT AND 30.000 MAXIMUM AT 200 PCT ALL LOCATIONS
Frequency In Hertz50.0 OR 60.0 ALL LOCATIONS
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 5542645-1 available?
We can source 5542645-1 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 5542645-1 by Naval Sea Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5542645-1 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 5542645-1?
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 5542645-1?
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.