Kidde-Fenwal · Electronic Components
17021-0-21F
Switch, Thermostatic
Part Number17021-0-21F
ManufacturerKidde-Fenwal
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-123-0609 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Overall Length4.343 INCHES NOMINAL
Body Length3.718 INCHES NOMINAL
Contact Load Current Rating2.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE
Contact Adjustment Range-100.00 TO 400.00 ACTUATION POINT DEGREES FAHRENHEIT AND -100.00 TO 400.00 DEACTUATION POINT DEGREES FAHRENHEIT
Contact AdjustabilityDEACTUATION POINT ADJUSTABLE, PRESET AND ACTUATION POINT ADJUSTABLE, PRESET
Contact Stimulus Rating21.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 16.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
Contact Voltage Rating In Volts115.0 DC AT SEA LEVEL THIRD VOLTAGE
Media For Which DesignedGAS OR LIQUID
Body Diameter0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
Temp Sensing Element TypeINTERNAL SENSOR
Contact Action StimulusINCREASE
Cancelled NSN5930-00-817-9562 (cancelled)
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 17021-0-21F available?
We can source 17021-0-21F 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 17021-0-21F by Kidde-Fenwal obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 17021-0-21F 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 17021-0-21F?
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 17021-0-21F?
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.