General Electric · Electronic Components
12HFA51A49H
Relay, Electromagnetic
Part Number12HFA51A49H
ManufacturerGeneral Electric
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-931-2059 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Unthreaded Mounting Hole Diameter0.312 INCHES NOMINAL SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Ratin115.0 AC
Overall Height5.500 INCHES NOMINAL
Arc Quenching MethodAIR
Winding Quantity1
Terminal Type And Quantity12 SCREW CONTACTS
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Operating Voltage Rating And Type115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Coil Quantity1
Frequency In Hertz60.0 NOMINAL
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 12HFA51A49H available?
We can source 12HFA51A49H 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 12HFA51A49H by General Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12HFA51A49H 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 12HFA51A49H?
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 12HFA51A49H?
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.