Honeywell · Electronic Components
12SE4T
Switch, Sensitive
Part Number12SE4T
ManufacturerHoneywell
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-091-8851 (NSN)
Federal Item NameSWITCH,SENSITIVE
Federal Supply Class5930 — Switches
Actuator StyleROUND
Actuator Height0.150 INCHES NOMINAL
Body Length0.876 INCHES NOMINAL
Body StyleHOLE MOUNTED
Nonpile Up Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
Body Width0.346 INCHES NOMINAL
Mounting MethodTHREADED BUSHING
Hazardous Locations EnvironmentalWATERTIGHT
Terminal Type And Quantity3 TURRET
Actuator Movement0.050 PRETRAVEL INCHES MAXIMUM AND 0.003 OVERTRAVEL INCHES MINIMUM AND 0.004 DIFFERENTIAL INCHES MAXIMUM
Unthreaded Mounting Hole Diameter0.088 INCHES NOMINAL
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
UseccnEAR99
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 12SE4T available?
We can source 12SE4T 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 12SE4T by Honeywell obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12SE4T 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 12SE4T?
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 12SE4T?
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.