Se Relays LLC (Magnecraft) · Electronic Components
W199ADEX-4
Relay, Electromagnetic
Part NumberW199ADEX-4
ManufacturerSe Relays LLC (Magnecraft)
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-175-8209 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Width2.531 INCHES MAXIMUM
Center To Center Distance Between1.875 INCHES NOMINAL SINGLE MOUNTING FACILITY
MaterialSILVER CONTACT
Precious Material And LocationCONTACTS SILVER AND CONTACT SURFACES GOLD
Operating Voltage Rating And Type120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Nonpile Up Main Contact Arrangemen1 POLE, SINGLE THROW, NORMALLY OPEN, DOUBLE MAKE, MOMENTARY ACTION
Surface TreatmentGOLD CONTACT
Main Contact Maximum Voltage Ratin600.0 AC
Precious MaterialGOLD AND SILVER
Terminal Type And Quantity4 SCREW ALL FUNCTIONS
Main Contact Load Current Rating A30.0 AMPERES AC RESISTIVE LOAD
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 W199ADEX-4 available?
We can source W199ADEX-4 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 W199ADEX-4 by Se Relays LLC (Magnecraft) obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If W199ADEX-4 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 W199ADEX-4?
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 W199ADEX-4?
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.