L3Harris Technologies, Inc. · Electronic Components
2155491-4
Relay, Electromagnetic
Part Number2155491-4
ManufacturerL3Harris Technologies, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-085-2187 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Diameter1.550 INCHES NOMINAL
Nominal Operating Current Rating A10.5 AMPERES AC SINGLE WINDING
Thread Class2A SINGLE MOUNTING FACILITY
Main Contact Load Current Rating A2.0 AMPERES AC AND 5.0 AMPERES DC RESISTIVE LOAD
Terminal Type And Quantity3 TAB, SOLDER LUG CONTACTS
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Operating Voltage Rating And Type120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Environmental ProtectionHERMETIC
Center To Center Distance Between1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Ratin120.0 AC AND 120.0 DC
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 2155491-4 available?
We can source 2155491-4 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 2155491-4 by L3Harris Technologies, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 2155491-4 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 2155491-4?
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 2155491-4?
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.