Mersen USA Ep · Electronic Components
TR250R
Fuse, Cartridge
Part NumberTR250R
ManufacturerMersen USA Ep
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-01-656-3687 (NSN)
Federal Item NameFUSE,CARTRIDGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Body StyleAXIAL TERMINAL TYPE
Body Diameter53.0 MILLIMETERS NOMINAL
Overall Length219.0 MILLIMETERS NOMINAL
Overall Width53.0 MILLIMETERS NOMINAL
Overall Diameter53.0 MILLIMETERS NOMINAL
Terminal Length48.0 MILLIMETERS NOMINAL
Overall Height53.0 MILLIMETERS NOMINAL
Body Length123.0 MILLIMETERS NOMINAL
Interruption Indicator MethodNO VISUAL INDICATION
Continuous Current Rating In Amps250.0
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
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 TR250R available?
We can source TR250R 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 TR250R by Mersen USA Ep obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If TR250R 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 TR250R?
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 TR250R?
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.