Cooper Wheelock, Inc. · Electronic Components
502-1B5
Relay, Reed — Relays and Solenoids
Part Number502-1B5
ManufacturerCooper Wheelock, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-014-8136 (NSN)
Federal Item NameRELAY,REED
Federal Supply Class5945 — Relays and Solenoids
Winding Dc Resistance Rating98.0 OHMS NOMINAL SINGLE WINDING
Operating Voltage Rating And Type5.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Features ProvidedPOLARIZED
Nonpile Up Main Contact Arrangemen1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Main Contact Maximum Voltage Ratin250.0 DC
Mounting Facility Type And Quantit1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Terminal Type And Quantity4 PIN ALL FUNCTIONS
Main Contact Load Current Rating A500.0 MILLIAMPERES DC RESISTIVE LOAD
Duty TypeCONTINUOUS
Coil Quantity11
Overall Width0.437 INCHES MAXIMUM0.437 INCHES MAXIMUM
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 502-1B5 available?
We can source 502-1B5 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 502-1B5 by Cooper Wheelock, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 502-1B5 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 502-1B5?
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 502-1B5?
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.