TE Connectivity · Electronic Components
RUEF400
FUSE, PTC RESET, 30V, 4A, RADIAL
Part NumberRUEF400
ManufacturerTE Connectivity
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-431-8062 (NSN)
Federal Item NameRESISTOR,THERMAL
Max Power Dissipation2.50 WATTS
Terminals2 WIRE LEAD
Body Height0.450 INCHES NOMINAL
Inclosure TypeENCAPSULATED
Reliability IndicatorNOT ESTABLISHED
Body Width0.120 INCHES MAXIMUM
Zero Power Resistance0.050 OHMS
Ambient Temp At Full Rated Power85.0 CELSIUS
Body Length0.790 INCHES NOMINAL
Zero Power Resistance Tolerance In-0.030 TO 0.030
Federal Supply Class5905 — Resistor
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 RUEF400 available?
We can source RUEF400 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 RUEF400 by TE Connectivity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RUEF400 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 RUEF400?
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 RUEF400?
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.