Littelfuse, Inc. · Electronic Components
CX4530
Dummy Fuse — Fuses and Lightning Arresters
Part NumberCX4530
ManufacturerLittelfuse, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-00-140-0110 (NSN)
Federal Item NameDUMMY FUSE
Federal Supply Class5920 — Fuses and Lightning Arresters
Overall Length1.250 INCHES NOMINAL
MaterialCERAMIC CASE
Dummy Fuse Function TypeCLOSED
Overall Diameter0.246 INCHES MINIMUM AND 0.252 INCHES MAXIMUM
Body StyleTUBE TYPE
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 CX4530 available?
We can source CX4530 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 CX4530 by Littelfuse, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CX4530 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 CX4530?
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 CX4530?
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.