Leach International · Electronic Components
KD4A027
Relay, Electromagnetic
Part NumberKD4A027
ManufacturerLeach International
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-172-7707 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Mounting Facility PatternTRIANGLE SECOND MOUNTING FACILITY
Main Contact Load Current Rating A4.0 AMPERES AC MOTOR LOAD
Winding Quantity1
Environmental ProtectionHERMETIC
Center To Center Distance Between0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM SECOND MOUNTING FACILITY
Precious MaterialGOLD
Storage TypeGENERAL PURPOSE WAREHOUSE
Nonpile Up Main Contact Arrangemen4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Coil Quantity1
Purpose For Which DesignedGENERAL
Mounting Facility Type And Quantit1 PLUG-IN TERMINAL(S) FIRST MOUNTING FACILITY
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 KD4A027 available?
We can source KD4A027 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 KD4A027 by Leach International obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If KD4A027 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 KD4A027?
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 KD4A027?
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.