● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Northrop Grumman Support Services  · Electronic Components

136C478H01

Transformer, Power

Part Number136C478H01
ManufacturerNorthrop Grumman Support Services
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Input Output Phase RelationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage208.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Terminal Type And Quantity6 TAB, SOLDER LUG
Mounting Facility Quantity4 SINGLE GROUP
Winding Operating Current12.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Body Length10.810 INCHES MAXIMUM
Distance Between Mounting Facility2.520 INCHES NOMINAL AND 8.540 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Width3.310 INCHES MAXIMUM
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Vendor Part Numbers44192
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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 136C478H01 available?
We can source 136C478H01 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 136C478H01 by Northrop Grumman Support Services obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 136C478H01 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 136C478H01?
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 136C478H01?
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.