Ranco Inc. Ranco Controls Div · Electronic Components
KWS412
Switch, Thermostatic
Part NumberKWS412
ManufacturerRanco Inc. Ranco Controls Div
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-249-4521 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Temp Sensing Element TypeCAPILLARY TUBE-BULB
Bulb Diameter0.375 INCHES NOMINAL
Contact Voltage Rating In Volts230.0 AC AT SEA LEVEL FIRST VOLTAGE
Body Length3.375 INCHES NOMINAL
Contact Load Current Rating3.7 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Mounting MethodBRACKET(S)
Overall Height2.391 INCHES NOMINAL
Terminal TypeSCREW
Capillary Tube Length25.000 INCHES NOMINAL
Overall Width1.844 INCHES NOMINAL
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Cancelled NSN5930-00-572-2449 (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 KWS412 available?
We can source KWS412 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 KWS412 by Ranco Inc. Ranco Controls Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If KWS412 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 KWS412?
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 KWS412?
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.