Caterpillar · Electronic Components
3N2043
Reactor — Coils and Transformers
Part Number3N2043
ManufacturerCaterpillar
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-196-1129 (NSN)
Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Body Width1.750 INCHES NOMINAL
Distance Between Mounting Facility3.200 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Inclosure TypeFULLY INCLOSED
Winding Quantity1 SINGLE COMPONENT
Terminal Type And Quantity2 WIRE LEAD
Mounting MethodBRACKET(S) AND SLOT SINGLE GROUP
Mounting Facility Quantity2 SINGLE GROUP
Body Length2.700 INCHES NOMINAL
Overall Length3.700 INCHES NOMINAL
Inductance TypeFIXED
Body Height1.790 INCHES NOMINAL
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 3N2043 available?
We can source 3N2043 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 3N2043 by Caterpillar obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3N2043 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 3N2043?
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 3N2043?
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.