Magnetek Inc. Lighting Products Group · Electronic Components
5261
Transformer, Audio Frequency
Part Number5261
ManufacturerMagnetek Inc. Lighting Products Group
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-240-6940 (NSN)
Federal Item NameTRANSFORMER,AUDIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Impedance Rating In Ohms100.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Terminal Type And Quantity5 PIN
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Primary To Secondary Turn Ratio1 TO 1-7/8 SINGLE COMPONENT
Mounting Hole Diameter0.187 INCHES NOMINAL SINGLE GROUP
Mounting Facility Quantity2 SINGLE GROUP
Body Height1.281 INCHES MAXIMUM
Reliability IndicatorNOT ESTABLISHED
Body Length1.500 INCHES MAXIMUM
Maximum Transformer Power Rating10.0 MILLIWATTS SINGLE COMPONENT
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Overall Length1.625 INCHES NOMINAL
Polarization MethodCONTACT
Insert MaterialPLASTIC SINGLE MATING END
Contact Maximum Current Rating In15.0 SINGLE MATING END ALL CONTACT GROUPINGS
Included Contact TypeU-SOCKET SINGLE MATING END FIRST CONTACT GROUPING
Mating End Quantity1
Contact Maximum Ac Voltage Rating125.0 SINGLE MATING END ALL CONTACT GROUPINGS
Included Contact Quantity2 SINGLE MATING END SECOND CONTACT GROUPING
Overall Width1.390 INCHES NOMINAL
Overall Height1.218 INCHES 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 5261 available?
We can source 5261 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 5261 by Magnetek Inc. Lighting Products Group obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5261 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 5261?
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 5261?
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.