Mersen USA Ep · Electronic Components
TR1R
Fuse, Cartridge
Part NumberTR1R
ManufacturerMersen USA Ep
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-01-406-4147 (NSN)
Federal Item NameFUSE,CARTRIDGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Circuit Over Current Interruption40.0 200 PCT OF CURRENT RATING
Overall Length2.000 INCHES NOMINAL
Maximum Voltage Rating In Volts250.0 AC
Interruption Indicator MethodCERAMIC SHELL BREAKS
Body StyleTUBE TYPE
Overall Diameter0.563 INCHES NOMINAL
Continuous Current Rating In Amps0.100
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 TR1R available?
We can source TR1R 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 TR1R by Mersen USA Ep obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If TR1R 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 TR1R?
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 TR1R?
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.