Hamlin · Electronic Components
HE721A2400
Relay, Reed — Relays and Solenoids
Part NumberHE721A2400
ManufacturerHamlin
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-453-4206 (NSN)
Federal Item NameRELAY,REED
Federal Supply Class5945 — Relays and Solenoids
Overall Width0.275 INCHES NOMINAL
Overall Length0.768 INCHES NOMINAL
Operating Voltage Rating And Type24.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Terminal Type And Quantity4 PIN ALL FUNCTIONS
Mounting Facility Type And Quantit1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Winding Quantity1
Duty TypeCONTINUOUS
Overall Height0.275 INCHES NOMINAL
Coil Quantity1
ESD/EMICode A — ESD/EMI sensitive item
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 HE721A2400 available?
We can source HE721A2400 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 HE721A2400 by Hamlin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If HE721A2400 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 HE721A2400?
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 HE721A2400?
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.