Leach International Corp. · Electronic Components
D-D4A
Relay, Electromagnetic
Part NumberD-D4A
ManufacturerLeach International Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-197-0108 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Mounting Facility Type And Quantit2 SLOTTED HOLE SINGLE MOUNTING FACILITY
Time Delay0.01 SECONDS MAXIMUM FIXED OPERATE AND RELEASE TIME
Winding Dc Resistance Rating300.0 OHMS NOMINAL SINGLE WINDING
Center To Center Distance Between1.446 INCHES NOMINAL SINGLE MOUNTING FACILITY
Main Contact Load Current Rating A10.0 AMPERES AC AND 10.0 AMPERES DC RESISTIVE LOAD
Terminal Type And Quantity8 PIN ALL FUNCTIONS
Main Contact Maximum Voltage Ratin115.0 AC AND 28.0 DC
Overall Width1.088 INCHES NOMINAL
Overall Height0.515 INCHES NOMINAL
Environmental ProtectionHERMETIC
Operating Voltage Rating And Type26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
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 D-D4A available?
We can source D-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 D-D4A by Leach International Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If D-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 D-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 D-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.