Electro Engineering Works Inc. · Electronic Components
E12972
Reactor — Coils and Transformers
Part NumberE12972
ManufacturerElectro Engineering Works Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-103-7712 (NSN)
Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Winding Quantity1 SINGLE COMPONENT
Terminal Type And Quantity2 PIN
Maximum Operating Temp65.0 CELSIUS
Winding Operating Current500.0 MILLIAMPERES DC MINIMUM AND 1.2 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Mounting Facility Quantity4 SINGLE GROUP
Body Length2.375 INCHES NOMINAL
Center To Center Distance Between1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Inductance TypeSWINGING
Inductance Rating150.00 MILLIHENRIES MINIMUM AND 250.00 MILLIHENRIES MAXIMUM SINGLE COMPONENT SINGLE WINDING
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Nominal Thread Size0.138 INCHES SINGLE GROUP
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 E12972 available?
We can source E12972 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 E12972 by Electro Engineering Works Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If E12972 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 E12972?
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 E12972?
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.