TE Connectivity · Electronic Components
2122DH21NA
Relay, Electromagnetic
Part Number2122DH21NA
ManufacturerTE Connectivity
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-681-8176 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Time Delay0.03 SECONDS NOMINAL FIXED OPERATE TIME
Winding Quantity1
Operating Voltage Rating And Type28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Center To Center Distance Between2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Width2.180 INCHES NOMINAL
Terminal Type And Quantity8 PIN ALL FUNCTIONS
Coil Quantity1
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Unthreaded Mounting Hole Diameter0.173 INCHES NOMINAL SINGLE MOUNTING FACILITY
Winding Dc Resistance Rating131.0 OHMS NOMINAL SINGLE WINDING
Main Contact Maximum Voltage Ratin30.0 DC
Cancelled NSN5945-00-828-2496 (cancelled)
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 2122DH21NA available?
We can source 2122DH21NA 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 2122DH21NA by TE Connectivity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 2122DH21NA 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 2122DH21NA?
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 2122DH21NA?
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.