Reliance Comm/Tec Corp. Lorain Products Div · Electronic Components
2543-138
Relay, Electromagnetic
Part Number2543-138
ManufacturerReliance Comm/Tec Corp. Lorain Products Div
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-156-3704 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Main Contact Load Current Rating A3.00 AMPERES AC AND 3.00 AMPERES DC RESISTIVE LOAD
Mounting Facility Type And Quantit1 THREADED STUD(S) SINGLE MOUNTING FACILITY
Thread Class2A SINGLE MOUNTING FACILITY
Overall Height0.850 INCHES NOMINAL
Main Contact Maximum Voltage Ratin115.0 AC AND 30.0 DC
Coil Quantity1
Environmental ProtectionDUSTPROOF
Operating Voltage Rating And Type12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Overall Width1.110 INCHES NOMINAL
Winding Dc Resistance Rating160.0 OHMS NOMINAL SINGLE WINDING
Overall Length1.620 INCHES NOMINAL
Vendor Part Numbers376KA
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 2543-138 available?
We can source 2543-138 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 2543-138 by Reliance Comm/Tec Corp. Lorain Products Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 2543-138 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 2543-138?
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 2543-138?
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.