Magnetika · Electronic Components
E4681
Reactor — Coils and Transformers
Part NumberE4681
ManufacturerMagnetika
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-231-1939 (NSN)
Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Dc Resistance Rating In Ohms43.000 SINGLE COMPONENT SINGLE WINDING
Body Width2.562 INCHES NOMINAL
Inductance TypeFIXED
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Body Length2.562 INCHES NOMINAL
Terminal Type And Quantity2 TAB, SOLDER LUG
Winding Operating Current280.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Center To Center Distance Between2.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Inductance Rating1.90 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING
Vendor Part NumbersE1681
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 E4681 available?
We can source E4681 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 E4681 by Magnetika obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If E4681 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 E4681?
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 E4681?
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.