Micro Devices Corp. Sub Of Emerson Electric Co · Electronic Components
1239
Fuse, Cartridge
Part Number1239
ManufacturerMicro Devices Corp. Sub Of Emerson Electric Co
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-01-042-5056 (NSN)
Federal Item NameFUSE,CARTRIDGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Surface TreatmentSILVER TERMINAL
Maximum Voltage Rating In Volts125.0 AC AND 125.0 DC
Overall Diameter0.158 INCHES NOMINAL
Interruption Indicator MethodOPAQUE BODY
Precious MaterialSILVER
Terminal Diameter0.040 INCHES NOMINAL
Precious Material And LocationTERMINALS SILVER AND CASE SILVER
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
MaterialCOPPER TERMINAL
Continuous Current Rating In Amps18.000
Terminal Length0.810 INCHES NOMINAL
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 1239 available?
We can source 1239 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 1239 by Micro Devices Corp. Sub Of Emerson Electric Co obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1239 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 1239?
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 1239?
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.