Trane U.S. Inc. · Electronic Components
RLY1890
Relay, Electromagnetic
Part NumberRLY1890
ManufacturerTrane U.S. Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-290-3648 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Main Contact Maximum Voltage Ratin250.0 AC
Coil Quantity1
Duty TypeCONTINUOUS
Main Contact Load Current Rating A5.0 AMPERES AC RESISTIVE LOAD
Winding Quantity1
Vendor Part Numbers93-309090-25724H
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 RLY1890 available?
We can source RLY1890 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 RLY1890 by Trane U.S. Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RLY1890 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 RLY1890?
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 RLY1890?
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.