Tranex, Inc. · Electronic Components
4-0388
Transformer, Power
Part Number4-0388
ManufacturerTranex, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-102-9497 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Thread Series DesignatorUNF SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Body Length4.000 INCHES MAXIMUM
Inclosure TypeFULLY INCLOSED
Mounting Facility Quantity4 SINGLE GROUP
Winding Operating Voltage48.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Width3.812 INCHES MAXIMUM
Terminal Type And Quantity5 TAB, SOLDER LUG
Winding Operating Current5.75 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Mounting MethodTHREADED HOLE(S) 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 4-0388 available?
We can source 4-0388 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 4-0388 by Tranex, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4-0388 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 4-0388?
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 4-0388?
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.