Custom Control Sensors · Electronic Components
150T21-4
Switch, Thermostatic
Part Number150T21-4
ManufacturerCustom Control Sensors
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-837-2393 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Operating Temp Rating32.0 FAHRENHEIT MINIMUM AND 180.0 FAHRENHEIT MAXIMUM
Nominal Thread Size0.750 INCHES SINGLE THREADED BUSHING
Temp Sensing Element TypeIMMERSION WELL
Contact Load Current Rating7.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Thread Length0.375 INCHES NOMINAL SINGLE THREADED BUSHING
Contact Voltage Rating In Volts115.0 AC AT SEA LEVEL FIRST VOLTAGE
Thread Series DesignatorNPT SINGLE THREADED BUSHING
Terminal TypeWIRE HOOK
Width Across Flats0.687 INCHES NOMINAL
Contact Action StimulusINCREASE
Mounting MethodTHREADED BUSHING
Vendor Part Numbers2538082-4, 2538082-4REVC
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 150T21-4 available?
We can source 150T21-4 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 150T21-4 by Custom Control Sensors obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 150T21-4 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 150T21-4?
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 150T21-4?
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.