Honeywell International, Inc. · Electronic Components
778-4B
Motor-Generator
Part Number778-4B
ManufacturerHoneywell International, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN6125-00-181-7809 (NSN)
Federal Item NameMOTOR-GENERATOR
Federal Supply Class6125 — Converters, Electrical (Rotating)
PhaseSINGLE OUTPUT
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S)
Inclosure SpecificationCOMMERCIAL
Overall Width5.250 INCHES
Connection Type And Voltage Rating26.0 LINE TO LINE LOW OR 115.0 LINE TO LINE HIGH OUTPUT
Maximum Operating Altitude Rating40000.0 FEET
Current TypeDC INPUT
Rotor Speed Rating In Rpm4000.0 SINGLE FULL LOAD
Duty CycleCONTINUOUS
Enclosure FeatureOPEN
Overall Height8.000 INCHES
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 778-4B available?
We can source 778-4B 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 778-4B by Honeywell International, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 778-4B 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 778-4B?
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 778-4B?
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.