Tranex, Inc. · Electronic Components
4-3783
Transformer, Power
Part Number4-3783
ManufacturerTranex, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-156-7847 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Reliability IndicatorNOT ESTABLISHED
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Width1.580 INCHES MAXIMUM
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Function And Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Winding Operating Current210.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Maximum Operating Temp130.0 CELSIUS
Body Length2.400 INCHES MAXIMUM
Inclosure TypeFULLY INCLOSED
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 4-3783 available?
We can source 4-3783 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 4-3783 by Tranex, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4-3783 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 4-3783?
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 4-3783?
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.