Microsemi Corp. - High Performance Timing · Electronic Components
D4666-25
Relay, Electromagnetic
Part NumberD4666-25
ManufacturerMicrosemi Corp. - High Performance Timing
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-644-7086 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Operating Voltage Rating And Type2.6 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Overall Height1.560 INCHES NOMINAL
Winding Dc Resistance Rating9.0 OHMS NOMINAL SINGLE WINDING
Thread Class2A SINGLE MOUNTING FACILITY
Nominal Operating Current Rating A400.0 MILLIAMPERES DC SINGLE WINDING
Overall Width1.560 INCHES NOMINAL
Overall Length2.310 INCHES NOMINAL
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Coil Quantity1
Mounting Facility Type And Quantit3 THREADED STUD(S) SINGLE MOUNTING FACILITY
Terminal Type And Quantity6 PIN ALL FUNCTIONS
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 D4666-25 available?
We can source D4666-25 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 D4666-25 by Microsemi Corp. - High Performance Timing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If D4666-25 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 D4666-25?
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 D4666-25?
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.