Lucent Technologies Inc. Corporate Headquarters · Electronic Components
U720RELAY
Relay, Electromagnetic
Part NumberU720RELAY
ManufacturerLucent Technologies Inc. Corporate Headquarters
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-518-7104 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Winding Dc Resistance Rating500.0 OHMS NOMINAL SINGLE WINDING
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Coil Quantity1
Main Contact Maximum Voltage Ratin50.0 DC
Pile Up Main Contact Form Arrangem1D1C1A AND 2C1A
Overall Width1.430 INCHES NOMINAL
Duty TypeCONTINUOUS
Center To Center Distance Between2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY
Nominal Operating Current Rating A20.0 MILLIAMPERES DC SINGLE WINDING
Terminal Type And Quantity18 PIN ALL FUNCTIONS
Main Contact Load Current Rating A1.0 AMPERES DC RESISTIVE LOAD
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 U720RELAY available?
We can source U720RELAY 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 U720RELAY by Lucent Technologies Inc. Corporate Headquarters obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If U720RELAY 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 U720RELAY?
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 U720RELAY?
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.