Eaton Aerospace · Electronic Components
437SB134
Switch, Thermostatic
Part Number437SB134
ManufacturerEaton Aerospace
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-142-9298 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Overall Diameter0.250 INCHES NOMINAL
Style DesignatorCYLINDRICAL
Contact Load Current Rating3.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Contact Adjustment TypeEXTERNAL DEACTUATION POINT SCREW AND EXTERNAL ACTUATION POINT SCREW
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL SECOND VOLTAGE
Precious MaterialPLATINUM
Contact AdjustabilityDEACTUATION POINT ADJUSTABLE, PRESET AND ACTUATION POINT ADJUSTABLE, PRESET
Media For Which DesignedGAS OR LIQUID
Contact Adjustment Range-65.00 TO 150.00 ACTUATION POINT DEGREES CELSIUS AND -65.00 TO 150.00 DEACTUATION POINT DEGREES CELSIUS
Terminal TypeTAB, SOLDER LUG
Body Length0.750 INCHES MAXIMUM
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 437SB134 available?
We can source 437SB134 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 437SB134 by Eaton Aerospace obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 437SB134 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 437SB134?
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 437SB134?
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.