Sensata Technologies · Electronic Components
21758-2
Switch, Thermostatic
Part Number21758-2
ManufacturerSensata Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-108-2585 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Contact Action StimulusINCREASE
Body Length2.125 INCHES NOMINAL
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL SINGLE VOLTAGE
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Nonpile Up Contact Arrangement2 TWO CIRCUIT, BOTH POSITIONS MAINTAINED
Body Diameter0.531 INCHES NOMINAL
Overall Length3.025 INCHES NOMINAL
Media For Which DesignedGAS
Contact Stimulus Rating200.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 350.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
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 21758-2 available?
We can source 21758-2 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 21758-2 by Sensata Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21758-2 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 21758-2?
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 21758-2?
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.