● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Ampex Data Systems Corp. Computer Products Div  · Electronic Components

020-721

Relay, Electromagnetic

Part Number020-721
ManufacturerAmpex Data Systems Corp. Computer Products Div
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Height1.906 INCHES NOMINAL
Winding Quantity1
Pile Up Main Contact Form Arrangem1C
Main Contact Maximum Voltage Ratin30.0 DC
Coil Quantity1
Overall Width1.406 INCHES NOMINAL
Overall Length1.531 INCHES NOMINAL
Winding Dc Resistance Rating120.0 OHMS NOMINAL SINGLE WINDING
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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

Frequently asked

Is 020-721 available?
We can source 020-721 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 020-721 by Ampex Data Systems Corp. Computer Products Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 020-721 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 020-721?
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 020-721?
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.