Acumen Electronics, Inc. · Electronic Components
F-187U
Transformer, Power
Part NumberF-187U
ManufacturerAcumen Electronics, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-187-6257 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Center To Center Distance Between2.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Length3.063 INCHES NOMINAL
Body Height3.500 INCHES NOMINAL
Winding Operating Voltage28.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Frequency Rating50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
Terminal Type And Quantity5 WIRE LEAD
Body Width2.875 INCHES NOMINAL
Inclosure TypeFULLY INCLOSED
Mounting Facility Quantity4 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 F-187U available?
We can source F-187U 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 F-187U by Acumen Electronics, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If F-187U 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 F-187U?
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 F-187U?
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.