Microsemi Corp.-Power Management Group · Electronic Components
BR7S439
Relay, Electromagnetic
Part NumberBR7S439
ManufacturerMicrosemi Corp.-Power Management Group
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-120-9211 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Duty TypeCONTINUOUS
Main Contact Maximum Voltage Ratin115.0 AC AND 28.0 DC
Coil Quantity1
Winding Dc Resistance Rating300.0 OHMS NOMINAL SINGLE WINDING
Nonpile Up Main Contact Arrangemen2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Center To Center Distance Between1.406 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Width1.300 INCHES MAXIMUM
Overall Height0.515 INCHES MAXIMUM
Time Delay0.002 SECONDS MAXIMUM FIXED OPERATE AND RELEASE TIME
Main Contact Load Current Rating A10.0 AMPERES AC RESISTIVE LOAD
Operating Voltage Rating And Type28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
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 BR7S439 available?
We can source BR7S439 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 BR7S439 by Microsemi Corp.-Power Management Group obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BR7S439 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 BR7S439?
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 BR7S439?
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.