Trane U.S. Inc. · Electronic Components
5100-378
Switch, Thermostatic
Part Number5100-378
ManufacturerTrane U.S. Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-087-9128 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Contact Adjustment Range-20.00 TO 50.00 ACTUATION POINT DEGREES FAHRENHEIT
Temp Sensing Element TypeCAPILLARY TUBE-BULB
Bulb Length3.500 INCHES NOMINAL
Contact Load Current Rating25.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Terminal TypeSCREW
Capillary Tube Length96.000 INCHES NOMINAL
Contact Voltage Rating In Volts230.0 DC AT SEA LEVEL FOURTH VOLTAGE
Contact Action StimulusINCREASE
Contact AdjustabilityACTUATION POINT ADJUSTABLE, PRESET
Overall Width2.312 INCHES NOMINAL
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Cancelled NSN4130-00-233-9605 (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 5100-378 available?
We can source 5100-378 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 5100-378 by Trane U.S. Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5100-378 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 5100-378?
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 5100-378?
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.