Magnetika Inc. · Electronic Components
19878
Reactor — Coils and Transformers
Part Number19878
ManufacturerMagnetika Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-645-9883 (NSN)
Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Inductance Rating50.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Body Height2.937 INCHES MINIMUM AND 3.062 INCHES MAXIMUM
Winding Quantity1 SINGLE COMPONENT
Special Test Features1500V RMS TEST VOLTAGE
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Dc Resistance Rating In Ohms1.000 SINGLE COMPONENT SINGLE WINDING
Winding Operating Current800.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Body Length4.750 INCHES MINIMUM AND 4.875 INCHES MAXIMUM
Center To Center Distance Between2.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Terminal Type And Quantity2 SOLDER STUD
Mounting Facility Quantity4 SINGLE GROUP
Vendor Part NumbersB7485523, B7485523PT1
Cancelled NSN5950-00-645-1424 (cancelled)
Winding Operating Voltage7.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Function And Quantity1 PRIMARY AND 5 SECONDARY SINGLE COMPONENT
Overall Height3.000 INCHES NOMINAL
Overall Width2.150 INCHES NOMINAL
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Frequency Rating15.0 KILOHERTZ NOMINAL SINGLE COMPONENT
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 19878 available?
We can source 19878 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 19878 by Magnetika Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 19878 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 19878?
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 19878?
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.