Baltimore Transformer · Electronic Components
BX5603
Transformer, Power
Part NumberBX5603
ManufacturerBaltimore Transformer
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-539-3158 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Reliability IndicatorNOT ESTABLISHED
Terminal Type And Quantity1 PIN AND 4 TAB, SOLDER LUG
Inclosure TypeFULLY INCLOSED
Mounting MethodTERMINAL SINGLE GROUP
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Winding Operating Voltage3.00 AC VOLTS NOMINAL AND 144.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Length1.340 INCHES MAXIMUM
Body Width1.060 INCHES MAXIMUM
Body Height0.880 INCHES MAXIMUM
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Vendor Part Numbers201384
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 BX5603 available?
We can source BX5603 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 BX5603 by Baltimore Transformer obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BX5603 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 BX5603?
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 BX5603?
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.