Teledyne Defense Electronics, LLC · Electronic Components
ER420DM4-5B
Relay, Electromagnetic
Part NumberER420DM4-5B
ManufacturerTeledyne Defense Electronics, LLC
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-679-3507 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Duty TypeCONTINUOUS
Coil Quantity8
Overall Length0.305 INCHES NOMINAL
Mounting Facility Type And Quantit122 BRACKET(S) FIRST MOUNTING FACILITY
Terminal Type And Quantity8 PIN CONTACTS
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 ER420DM4-5B available?
We can source ER420DM4-5B 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 ER420DM4-5B by Teledyne Defense Electronics, LLC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ER420DM4-5B 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 ER420DM4-5B?
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 ER420DM4-5B?
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.