Acme Transformer · Electronic Components
TB-81211
Transformer, Power
Part NumberTB-81211
ManufacturerAcme Transformer
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-345-4183 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Reliability IndicatorNOT ESTABLISHED
Overall Length5.000 INCHES NOMINAL
Winding Operating Current0.83 AMPERES AC NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Overall Height2.590 INCHES NOMINAL
Terminal Type And Quantity6 TAB W/SCREW
Frequency Rating50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage220.00 AC VOLTS MINIMUM AND 240.00 AC VOLTS MAXIMUM SINGLE COMPONENT ALL PRIMARY
Mounting Facility Quantity4 SINGLE GROUP
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Overall Width3.000 INCHES NOMINAL
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 TB-81211 available?
We can source TB-81211 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 TB-81211 by Acme Transformer obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If TB-81211 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 TB-81211?
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 TB-81211?
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.