Sensata Technologies · Electronic Components
C4391-8-177V3
Switch, Thermostatic
Part NumberC4391-8-177V3
ManufacturerSensata Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-258-5630 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Terminal TypeTAB, SOLDER LUG
Contact Voltage Rating In Volts240.0 AC AT SEA LEVEL FIRST VOLTAGE
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Contact Stimulus Rating154.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 144.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
Temp Sensing Element TypeINTERNAL SENSOR
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Overall Diameter1.234 INCHES NOMINAL
Overall Length0.687 INCHES NOMINAL
Contact Action StimulusINCREASE
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 C4391-8-177V3 available?
We can source C4391-8-177V3 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 C4391-8-177V3 by Sensata Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If C4391-8-177V3 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 C4391-8-177V3?
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 C4391-8-177V3?
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.