Cooper Bussmann · Electronic Components
187100F-03-1
Circuit Breaker
Part Number187100F-03-1
ManufacturerCooper Bussmann
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-609-5724 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
MaterialPLASTIC CASE
Operating Voltage Type And Rating48.0 DC ALL LOCATIONS
Trip Release MethodTHERMAL ALL LOCATIONS
Reset MethodMANUAL
Inclosure Protection Type For WhicWEATHERPROOF AND HERMETICALLY SEALED
Body StyleSINGLE POLE TYPE
Overall Height2.375 INCHES NOMINAL
Overall Width2.271 INCHES NOMINAL
Body Length2.750 INCHES NOMINAL
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S)
Pole Quantity1
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 187100F-03-1 available?
We can source 187100F-03-1 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 187100F-03-1 by Cooper Bussmann obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 187100F-03-1 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 187100F-03-1?
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 187100F-03-1?
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.