TE Connectivity · Electronic Components
W58-XB1A4A-5
CIRCUIT BREAKER, THERMAL, 1P, 250V, 5A
Part NumberW58-XB1A4A-5
ManufacturerTE Connectivity
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-283-6048 (NSN)
Federal Item NameCIRCUIT BREAKER
MaterialPLASTIC CASE
Terminals2 QUICK DISCONNECT, MALE
Body StyleSINGLE POLE TYPE
Nominal Thread Size0.438 INCHES
Reset MethodMANUAL
Maximum Interrupting Capacity Curr1000.0 AC AND 2000.0 DC SINGLE LOCATION
Body Length1.375 INCHES NOMINAL
Main Contact Tripping Mechanism TyTRIP FREE
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Bushing Length0.300 INCHES NOMINAL
Federal Supply Class5925 — Circuit Breakers
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 W58-XB1A4A-5 available?
We can source W58-XB1A4A-5 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 W58-XB1A4A-5 by TE Connectivity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If W58-XB1A4A-5 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 W58-XB1A4A-5?
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 W58-XB1A4A-5?
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.