Keysight Technologies Inc. · Electronic Components
0811-2639
Resistor, Fixed, Wire Wound
Part Number0811-2639
ManufacturerKeysight Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-139-9570 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Temp Range Of Temp Coefficient In-55.0 TO 275.0
Ambient Temp In Deg Celsius At Zer275.0
Cubic Measure0.023 CUBIC INCHES
Ambient Temp At Full Rated Power25.0 CELSIUS
Reliability IndicatorNOT ESTABLISHED
Terminal Length1.375 INCHES MINIMUM
Terminal TypeWIRE LEAD
Power Dissipation Rating In Watts3.000 FREE AIR
Inclosure TypeENCAPSULATED
Body Diameter0.156 INCHES MINIMUM AND 0.218 INCHES MAXIMUM
Body Length0.498 INCHES MINIMUM AND 0.622 INCHES MAXIMUM
Vendor Part NumbersRS2BX000B125R0F
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 0811-2639 available?
We can source 0811-2639 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 0811-2639 by Keysight Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 0811-2639 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 0811-2639?
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 0811-2639?
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.