Lucent Technologies Inc. Corporate Headquarters · Electronic Components
KS5581-1
Dynamotor — Converters, Electrical (Rotating)
Part NumberKS5581-1
ManufacturerLucent Technologies Inc. Corporate Headquarters
AvailabilityAvailable to order — request a quote
Specifications
NSN6125-00-245-7174 (NSN)
Federal Item NameDYNAMOTOR
Federal Supply Class6125 — Converters, Electrical (Rotating)
Current Rating In Amps18.700 SINGLE INPUT
Nominal Center To Center Distance3.750 INCHES
Overall Width4.375 INCHES
Overall Height5.500 INCHES
Temp Rating45.0 AMBIENT CELSIUS
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S)
Time Interval5.0 MINUTES MAXIMUM ON AND 15.0 MINUTES MINIMUM OFF
Duty CycleINTERMITTENT
Current Rating MethodNO LOAD
Overall Length8.250 INCHES
Connection Type And Voltage Rating625.0 LINE TO NEUTRAL SINGLE OUTPUT
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 KS5581-1 available?
We can source KS5581-1 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 KS5581-1 by Lucent Technologies Inc. Corporate Headquarters obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If KS5581-1 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 KS5581-1?
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 KS5581-1?
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.