Littelfuse, Inc. · Electronic Components
JLLN400
Fuse, Cartridge
Part NumberJLLN400
ManufacturerLittelfuse, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-01-662-7354 (NSN)
Federal Item NameFUSE,CARTRIDGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Mounting Slot Width0.250 INCHES NOMINAL
Center To Center Distance Between1.843 INCHES NOMINAL
Overall Height1.000 INCHES NOMINAL
Mounting Hole Diameter0.406 INCHES NOMINAL
Maximum Voltage Rating In Volts300.0 AC AND 125.0 DC
Overall Length2.750 INCHES NOMINAL
Overall Width1.312 INCHES NOMINAL
Continuous Current Rating In Amps400.0
Vendor Part Numbers5920900040, GD00879305-05
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 JLLN400 available?
We can source JLLN400 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 JLLN400 by Littelfuse, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If JLLN400 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 JLLN400?
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 JLLN400?
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.