Kidde Technologies · Electronic Components
21153-0
Switch, Thermostatic
Part Number21153-0
ManufacturerKidde Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-538-4922 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Contact Voltage Rating In Volts250.0 AC AT SEA LEVEL FIRST VOLTAGE
Contact Action StimulusINCREASE
Body Length3.671 INCHES NOMINAL
Thread Quantity Per Inch14 SINGLE THREADED BUSHING
Mounting MethodTHREADED BUSHING
Contact Stimulus Rating10.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 120.00 DIFFERENTIAL POINT MINIMUM DEGREES FAHRENHEIT
Contact Adjustment Range+50.00 TO 300.00 ACTUATION POINT DEGREES FAHRENHEIT AND +50.00 TO 300.00 DEACTUATION POINT DEGREES FAHRENHEIT
Overall Length6.370 INCHES NOMINAL
Contact AdjustabilityDEACTUATION POINT ADJUSTABLE, PRESET AND ACTUATION POINT ADJUSTABLE, PRESET
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Contact Load Current Rating15.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Vendor Part Numbers721899-101
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 21153-0 available?
We can source 21153-0 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 21153-0 by Kidde Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21153-0 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 21153-0?
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 21153-0?
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.