Accutemp Products · Electronic Components
AT2E-1639-1
Switch, Sensitive
Part NumberAT2E-1639-1
ManufacturerAccutemp Products
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-463-9625 (NSN)
Federal Item NameSWITCH,SENSITIVE
Federal Supply Class5930 — Switches
Contact Load Current Rating At Max250.000 MILLIAMPERES RESISTIVE DC AND 15.000 AMPERES RESISTIVE AC
Switch Actuating Force2.5 OUNCES MAXIMUM
Unthreaded Mounting Hole Diameter0.139 INCHES NOMINAL
Nonpile Up Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
Actuator Movement0.296 PRETRAVEL INCHES NOMINAL AND 0.219 OVERTRAVEL INCHES MINIMUM AND 0.050 DIFFERENTIAL INCHES MAXIMUM
Terminal Type And Quantity3 SCREW
Maximum Voltage Rating In Volts480.0 AC AND 250.0 DC
Mounting MethodTHREADED HOLE(S)
Inclosure TypeFULLY INCLOSED
Actuator StyleLEAF
MaterialPLASTIC CASE
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 AT2E-1639-1 available?
We can source AT2E-1639-1 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 AT2E-1639-1 by Accutemp Products obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AT2E-1639-1 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 AT2E-1639-1?
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 AT2E-1639-1?
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.