Herley Chicago · Electronic Components
25P237501-21-11
Transformer, Power
Part Number25P237501-21-11
ManufacturerHerley Chicago
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-279-4018 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Winding Operating Voltage552.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Input Output Phase RelationshipTHREE PHASE TO SINGLE PHASE AND THREE PHASE TO THREE PHASE SINGLE COMPONENT
Body Length3.940 INCHES MAXIMUM
Overall Length3.940 INCHES MAXIMUM
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current30.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Center To Center Distance Between1.350 INCHES MINIMUM AND 1.410 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE SINGLE COMPONENT
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Winding Function And Quantity1 PRIMARY AND 9 SECONDARY SINGLE COMPONENT
Overall Width2.120 INCHES MAXIMUM
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 25P237501-21-11 available?
We can source 25P237501-21-11 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 25P237501-21-11 by Herley Chicago obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 25P237501-21-11 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 25P237501-21-11?
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 25P237501-21-11?
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.