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Sensata Technologies  · Electronic Components

M1-040-025-284

Switch, Thermostatic

Part NumberM1-040-025-284
ManufacturerSensata Technologies
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Body Diameter0.640 INCHES MAXIMUM
Unthreaded Mounting Hole Diameter0.140 INCHES NOMINAL
Mounting Slot Width0.140 INCHES NOMINAL
Contact Load Current Rating1.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Contact Voltage Rating In Volts250.0 AC AT SEA LEVEL FIRST VOLTAGE
Contact Stimulus Rating40.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 25.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Distance Between Mounting Facility0.937 INCHES NOMINAL
Overall Height0.500 INCHES NOMINAL
Body Height0.364 INCHES NOMINAL
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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

Frequently asked

Is M1-040-025-284 available?
We can source M1-040-025-284 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 M1-040-025-284 by Sensata Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M1-040-025-284 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 M1-040-025-284?
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 M1-040-025-284?
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.