OPTO 22 · Electronic Components
FUSEG4
FUSE, PCB, 4A
Part NumberFUSEG4
ManufacturerOPTO 22
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-01-545-2832 (NSN)
Federal Item NameFUSE,CARTRIDGE
Special FeaturesUSED FOR G4 DIGITAL MODULES
Continuous Current Rating In Amps4.000
Federal Supply Class5920 — Fuses, Arrestors, Absorbers, And Protectors
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 FUSEG4 available?
We can source FUSEG4 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 FUSEG4 by OPTO 22 obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If FUSEG4 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 FUSEG4?
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 FUSEG4?
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.