Honeywell · Electronic Components
3MS1-12-3003L45C
Switch, Thermostatic
Part Number3MS1-12-3003L45C
ManufacturerHoneywell
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-283-2999 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Style DesignatorDISC
Overall Diameter0.605 INCHES NOMINAL
Overall Height0.585 INCHES NOMINAL
Terminal TypeTAB, SOLDER LUG
Mounting MethodTERMINAL
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Body Height0.218 INCHES NOMINAL
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 3MS1-12-3003L45C available?
We can source 3MS1-12-3003L45C 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 3MS1-12-3003L45C by Honeywell obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3MS1-12-3003L45C 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 3MS1-12-3003L45C?
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 3MS1-12-3003L45C?
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.