Eaton Corp. Opns & Technical Center · Electronic Components
10-663-3
Relay, Electromagnetic
Part Number10-663-3
ManufacturerEaton Corp. Opns & Technical Center
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-283-8534 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Coil Quantity1
Main Contact Maximum Voltage Ratin230.0 DC
Terminal Type And Quantity4 BINDING POST ALL FUNCTIONS
Center To Center Distance Between2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Overall Width2.620 INCHES NOMINAL
Winding Dc Resistance Rating6.0 KILOHMS NOMINAL SINGLE WINDING
Main Contact Load Current Rating A25.0 AMPERES DC RESISTIVE LOAD
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Operating Voltage Rating And Type68.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Overall Height2.370 INCHES NOMINAL
Cancelled NSN5940-00-468-2054 (cancelled)
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 10-663-3 available?
We can source 10-663-3 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 10-663-3 by Eaton Corp. Opns & Technical Center obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 10-663-3 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 10-663-3?
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 10-663-3?
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.