Essex Electro Engineers · Electronic Components
A700-1143
Transformer, Current
Part NumberA700-1143
ManufacturerEssex Electro Engineers
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-058-1337 (NSN)
Federal Item NameTRANSFORMER,CURRENT
Federal Supply Class5950 — Coils and Transformers
Winding Operating Current5.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodTERMINAL SINGLE GROUP
Terminal Type And Quantity2 WIRE LEAD
Inclosure TypeFULLY INCLOSED
Body Outside Diameter3.500 INCHES NOMINAL
Body Length1.219 INCHES NOMINAL
Installation For Which DesignedINDOOR NONPORTABLE
Winding Function And Quantity1 SECONDARY SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Vendor Part NumbersHY2813, PEI6629, A645-3551-1
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 A700-1143 available?
We can source A700-1143 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 A700-1143 by Essex Electro Engineers obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A700-1143 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 A700-1143?
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 A700-1143?
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.