"Leightner Electronics, Inc." · Electronic Components
021-0221
Transformer, Power
Part Number021-0221
Manufacturer"Leightner Electronics, Inc."
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-150-6455 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Reliability IndicatorNOT ESTABLISHED
Maximum Transformer Power Rating300.0 MILLIWATTS SINGLE COMPONENT
Body Length2.562 INCHES MAXIMUM
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Input Output Phase RelationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
Transformer Winding Connection TypDELTA-DELTA
Terminal Type And Quantity6 TURRET
Mounting Hole Diameter0.125 INCHES NOMINAL SINGLE GROUP
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Mounting Facility Quantity2 SINGLE GROUP
Body Width1.125 INCHES MAXIMUM
Vendor Part Numbers43481, C16740, PEI 7525, TF-Y0016-001
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 021-0221 available?
We can source 021-0221 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 021-0221 by "Leightner Electronics, Inc." obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 021-0221 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 021-0221?
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 021-0221?
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.