Electro Engineering Works Inc. · Electronic Components
E66727
Transformer, Power
Part NumberE66727
ManufacturerElectro Engineering Works Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-471-5502 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Center To Center Distance Between15.120 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Winding Operating Voltage516.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Body Width10.000 INCHES MAXIMUM
Terminal Type And Quantity7 TERMINAL BLOCK W/SCREWS
Mounting Slot Width0.406 INCHES NOMINAL SINGLE GROUP
Mounting MethodFLANGE AND SLOT SINGLE GROUP
Transformer Winding Connection TypDELTA-WYE
Input Output Phase RelationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Vendor Part Numbers512-0399
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 E66727 available?
We can source E66727 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 E66727 by Electro Engineering Works Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If E66727 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 E66727?
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 E66727?
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.