Robert M Hadley · Electronic Components
H640A
Transformer, Power
Part NumberH640A
ManufacturerRobert M Hadley
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-049-5050 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Inclosure TypeFULLY INCLOSED
Mounting MethodTERMINAL SINGLE GROUP
Body Width1.438 INCHES NOMINAL
Winding Operating Current5.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Terminal Type And Quantity5 WIRE LEAD
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Frequency Rating50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Body Height2.000 INCHES NOMINAL
Reliability IndicatorNOT ESTABLISHED
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 H640A available?
We can source H640A 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 H640A by Robert M Hadley obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If H640A 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 H640A?
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 H640A?
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.