Vishay Dale Electronics · Electronic Components
RS12449R300F
Resistor, Fixed, Wire Wound
Part NumberRS12449R300F
ManufacturerVishay Dale Electronics
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-141-0704 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Terminal TypeWIRE LEAD
Body Length0.312 INCHES NOMINAL
Ambient Temp At Full Rated Power25.0 CELSIUS
Power Dissipation Rating In Watts0.750 FREE AIR
Ambient Temp In Deg Celsius At Zer275.0
Terminal Length1.500 INCHES NOMINAL
Temp Range Of Temp Coefficient In-55.0 TO 275.0
Reliability IndicatorNOT ESTABLISHED
Body Diameter0.078 INCHES NOMINAL
Inclosure TypeENCAPSULATED
Resistance Tolerance In Percent-0.500 TO 0.500
Vendor Part NumbersRS12X000D9R300D
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 RS12449R300F available?
We can source RS12449R300F 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 RS12449R300F by Vishay Dale Electronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RS12449R300F 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 RS12449R300F?
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 RS12449R300F?
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.