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Nautel  · Electronic Components

FB09

Fuse, Cartridge

Part NumberFB09
ManufacturerNautel
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameFUSE,CARTRIDGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Surface TreatmentSOLDER TERMINAL
MaterialCERAMIC CASE
Circuit Over Current Interruption5.0 200 PCT OF CURRENT RATING
Interruption Indicator MethodCERAMIC SHELL BREAKS
Maximum Voltage Rating In Volts250.0 AC AND 250.0 DC
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Continuous Current Rating In Amps0.125
Overall Length1.250 INCHES NOMINAL
Overall Diameter0.250 INCHES NOMINAL
Body StyleTUBE TYPE
Vendor Part Numbers323-125, 3ABTL1-8
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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

Frequently asked

Is FB09 available?
We can source FB09 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 FB09 by Nautel obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If FB09 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 FB09?
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 FB09?
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.