Leach International · Electronic Components
YC-D4A
Relay, Electromagnetic
Part NumberYC-D4A
ManufacturerLeach International
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-243-6783 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Length1.280 INCHES MAXIMUM1.280 INCHES MAXIMUM
Arc Quenching MethodAIR
Main Contact Load Current Rating A2.0 AMPERES AC AND 2.0 AMPERES DC LAMP LOAD
Center To Center Distance Between0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY
Cubic Measure0.840 CUBIC INCHES
Terminal Type And Quantity11 PIN ALL FUNCTIONS
Main Contact Maximum Voltage Ratin115.0 AC AND 28.0 DC
Features ProvidedPOLARIZED
Mounting Facility Type And Quantit3 SLOTTED HOLE SINGLE MOUNTING FACILITY
Nonpile Up Main Contact Arrangemen3 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Time Delay0.006 SECONDS MAXIMUM FIXED OPERATE AND RELEASE TIME
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 YC-D4A available?
We can source YC-D4A 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 YC-D4A by Leach International obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If YC-D4A 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 YC-D4A?
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 YC-D4A?
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.