Amperite Co Inc. · Electronic Components
12C3
Relay, Thermal
Part Number12C3
ManufacturerAmperite Co Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-578-0446 (NSN)
Federal Item NameRELAY,THERMAL
Federal Supply Class5945 — Relays and Solenoids
Overall Length2.750 INCHES NOMINAL
Terminal Type And Quantity8 PIN
Contact ArrangementSINGLE POLE, SINGLE THROW, NORMALLY OPEN
Heater Voltage Rating In Volts6.3
Heater Power Rating In Watts4.5
Mounting Facility Type And Quantit1 OCTAL BASE PLUG-IN
Contact Maximum Current Rating In0.5 DC
Overall Diameter1.280 INCHES NOMINAL
Delay Time In Seconds3.5 FIXED OPERATE NOMINAL AND 5.0 FIXED RELEASE NOMINAL
Contact Maximum Voltage Rating In30.0 DC
Vendor Part Numbers59A10C289
Cancelled NSN5945-00-902-7740 (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 12C3 available?
We can source 12C3 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 12C3 by Amperite Co Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12C3 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 12C3?
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 12C3?
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.