Curtis Wilbur Co Inc. · Electronic Components
WC-401
Relay, Electromagnetic
Part NumberWC-401
ManufacturerCurtis Wilbur Co Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-255-8788 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Winding Quantity1
Time Delay0.03 SECONDS NOMINAL FIXED OPERATE TIME
Center To Center Distance Between1.875 INCHES NOMINAL SINGLE MOUNTING FACILITY
Cubic Measure19.845 CUBIC INCHES
Overall Width2.500 INCHES NOMINAL
Nonpile Up Main Contact Arrangemen3 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Operating Voltage Rating And Type120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Coil Quantity1
Purpose For Which DesignedGENERAL
Main Contact Load Current Rating A30.0 AMPERES AC AND 30.0 AMPERES DC 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 WC-401 available?
We can source WC-401 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 WC-401 by Curtis Wilbur Co Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If WC-401 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 WC-401?
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 WC-401?
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.