Tranex, Inc. · Electronic Components
4-2545
Transformer, Power
Part Number4-2545
ManufacturerTranex, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-271-2187 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Winding Function And Quantity2 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Winding Operating Current1.0 AMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Nominal Thread Size0.164 INCHES SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Winding Operating Voltage32.70 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Center To Center Distance Between2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Body Length3.970 INCHES MINIMUM AND 4.030 INCHES MAXIMUM
Body Height3.870 INCHES MINIMUM AND 3.930 INCHES MAXIMUM
Body Width2.720 INCHES MINIMUM AND 2.780 INCHES MAXIMUM
RohscompliantYES
Accuracy2 %
Kit ContentsComplete with 9V battery and hard carrying case
Hazardousfalse
RohsphthalatescompliantTBA
Temperature Measuring Range-50°C to +1000°C
Product Range-
IscanonicalY
No Of Batteries1
Operating Temperature Max-
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 4-2545 available?
We can source 4-2545 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 4-2545 by Tranex, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4-2545 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 4-2545?
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 4-2545?
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.