Standex Electronics, Inc. · Electronic Components
9981
Transformer, Power
Part Number9981
ManufacturerStandex Electronics, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-890-9688 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Body Length2.313 INCHES NOMINAL
Reliability IndicatorNOT ESTABLISHED
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Center To Center Distance Between1.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage340.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Terminal Type And Quantity5 TAB, SOLDER LUG
Mounting Facility Quantity4 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
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 9981 available?
We can source 9981 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 9981 by Standex Electronics, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 9981 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 9981?
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 9981?
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.