Relay Specialties Inc. · Electronic Components
FR3SNC28
Relay, Thermal
Part NumberFR3SNC28
ManufacturerRelay Specialties Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-828-9699 (NSN)
Federal Item NameRELAY,THERMAL
Federal Supply Class5945 — Relays and Solenoids
Contact ArrangementSINGLE POLE, SINGLE THROW, NORMALLY CLOSED
Delay Time In Seconds3.0 FIXED OPERATE NOMINAL
Contact Maximum Current Rating In6.0 AC OR 3.0 DC
Environmental ProtectionHERMETIC
Overall Length1.437 INCHES NOMINAL
Overall Width0.875 INCHES NOMINAL
Contact Maximum Voltage Rating In115.0 AC AND 28.0 DC
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S)
Heater Power Rating In Watts4.0
Heater Voltage Rating In Volts28.0
Vendor Part NumbersLT-2104
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 FR3SNC28 available?
We can source FR3SNC28 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 FR3SNC28 by Relay Specialties Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If FR3SNC28 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 FR3SNC28?
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 FR3SNC28?
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.