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Westinghouse Electric  · Electronic Components

50-B-5578G3

Transformer, Power

Part Number50-B-5578G3
ManufacturerWestinghouse Electric
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Body Height2.625 INCHES NOMINAL
Center To Center Distance Between2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Mounting Facility Quantity4 SINGLE GROUP
Body Length2.875 INCHES NOMINAL
Terminal Type And Quantity7 TAB, SOLDER LUG
Winding Operating Voltage117.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Function And Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Body Width2.625 INCHES NOMINAL
Mounting Hole Diameter0.125 INCHES NOMINAL SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Vendor Part NumbersL515117, NP57565, 50B5578G3, 55A7755G3
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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

Frequently asked

Is 50-B-5578G3 available?
We can source 50-B-5578G3 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 50-B-5578G3 by Westinghouse Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 50-B-5578G3 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 50-B-5578G3?
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 50-B-5578G3?
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.