Caterpillar · Electronic Components
3T0689
Relay, Electromagnetic
Part Number3T0689
ManufacturerCaterpillar
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-214-0634 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Length56.24 MILLIMETERS MAXIMUM
Storage TypeGENERAL PURPOSE WAREHOUSE
Cubic Measure8828.7 CUBIC CENTIMETERS
Coil Quantity1
Arc Quenching MethodAIR
Purpose For Which DesignedGENERAL
Mounting Facility Type And Quantit1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Environmental ProtectionHERMETIC
Winding Quantity1
Nonpile Up Main Contact Arrangemen1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Duty TypeCONTINUOUS
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 3T0689 available?
We can source 3T0689 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 3T0689 by Caterpillar obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3T0689 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 3T0689?
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 3T0689?
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.