Cooper Bussmann · Electronic Components
25120-B-2
Circuit Breaker
Part Number25120-B-2
ManufacturerCooper Bussmann
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-679-5102 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Trip Release MethodTHERMAL SINGLE LOCATION
Maximum Continuous Load Current Ra20.0 AMPERES DC SINGLE LOCATION
Overall Width37.0 MILLIMETERS NOMINAL
Body Height33.8 MILLIMETERS NOMINAL
Overall Length55.73 MILLIMETERS NOMINAL
Body StyleSINGLE POLE TYPE
Pole Quantity1
Thread Quantity Per Inch32
Mounting Facility Type And Quantit2 THREADED HOLE(S)
Center To Center Distance Between17.33 MILLIMETERS NOMINAL
Nominal Thread Size0.25 INCHES
ESD/EMICode A — ESD/EMI sensitive item
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 25120-B-2 available?
We can source 25120-B-2 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 25120-B-2 by Cooper Bussmann obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 25120-B-2 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 25120-B-2?
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 25120-B-2?
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.