Souriau USA · Electronic Components
LF400
Fuse Link, Electrical
Part NumberLF400
ManufacturerSouriau USA
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-00-564-3567 (NSN)
Federal Item NameFUSE LINK,ELECTRICAL
Federal Supply Class5920 — Fuses and Lightning Arresters
Accuracy RatingPORM 1 DIGIT OVER OPERATING TEMP OF 0-50 DEGREES SINGLE INDICATOR SINGLE RANGE
Overall Width4.750 INCHES NOMINAL4.750 INCHES NOMINAL
Overall Height3.250 INCHES NOMINAL3.250 INCHES NOMINAL
Frequency Response Range+50.0 TO 999.9 HERTZ+50.0 TO 999.9 HERTZ
Circuit Current For Which DesignedACAC
Features ProvidedINTERNAL FREQUENCY CALIBRATING CRYSTALINTERNAL FREQUENCY CALIBRATING CRYSTAL
Overall Length3.500 INCHES NOMINAL3.500 INCHES NOMINAL
Operating Voltage Rating In Volts115.0 AC MINIMUM AND 230.0 AC MAXIMUM
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 LF400 available?
We can source LF400 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 LF400 by Souriau USA obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If LF400 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 LF400?
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 LF400?
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.