DRI Relays · Electronic Components
4AP43LF
Relay, Electromagnetic
Part Number4AP43LF
ManufacturerDRI Relays
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-052-2554 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Nonpile Up Main Contact Arrangemen4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Overall Length1.375 INCHES NOMINAL
Main Contact Load Current Rating A5.0 AMPERES DC RESISTIVE LOAD
Duty TypeCONTINUOUS
Overall Width1.375 INCHES NOMINAL
Operating Voltage Rating And Type120.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Winding Quantity1
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Winding Dc Resistance Rating6.5 KILOHMS NOMINAL SINGLE WINDING
Overall Height1.812 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 4AP43LF available?
We can source 4AP43LF 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 4AP43LF by DRI Relays obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4AP43LF 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 4AP43LF?
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 4AP43LF?
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.