TE Connectivity · Electronic Components
CDH21-20020
Relay, Electromagnetic
Part NumberCDH21-20020
ManufacturerTE Connectivity
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-049-2949 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Operating Voltage Rating And Type12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Mounting Facility Type And Quantit1 TERMINAL SINGLE MOUNTING FACILITY
Nominal Operating Current Rating A250.0 MILLIAMPERES DC SINGLE WINDING
Main Contact Load Current Rating A2.0 AMPERES AC INDUCTIVE LOAD
Main Contact Maximum Voltage Ratin120.0 AC
Overall Height1.406 INCHES MAXIMUM
Overall Length2.560 INCHES MAXIMUM
Overall Width1.406 INCHES MAXIMUM
Winding Quantity1
Coil Quantity1
Vendor Part Numbers341-5153
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 CDH21-20020 available?
We can source CDH21-20020 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 CDH21-20020 by TE Connectivity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CDH21-20020 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 CDH21-20020?
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 CDH21-20020?
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.