Square D Co Cedar Rapids Mfg Plant · Electronic Components
FA-14040-A
Circuit Breaker
Part NumberFA-14040-A
ManufacturerSquare D Co Cedar Rapids Mfg Plant
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-051-8106 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Operating Voltage Type And Rating480.0 AC SINGLE LOCATION
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Trip Release CharacteristicTIME DELAY SINGLE LOCATION
Reset MethodMANUAL
Maximum Continuous Load Current Ra40.0 AMPERES AC SINGLE LOCATION
Trip Release MethodTHERMAL-MAGNETIC SINGLE LOCATION
Ultimate Trip Rating Of Continuous138.0 SINGLE LOCATION
Maximum Interrupting Capacity Curr10000.0 AC SINGLE LOCATION
Trip Delay Time In Seconds Per Rat30.000 MINIMUM AT 200 PCT AND 100.000 MAXIMUM AT 200 PCT SINGLE LOCATION
Mounting Facility Type And Quantit1 TERMINAL
Boss Height0.125 INCHES NOMINAL
Cancelled NSN5925-01-107-1949 (cancelled)
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 FA-14040-A available?
We can source FA-14040-A 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 FA-14040-A by Square D Co Cedar Rapids Mfg Plant obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If FA-14040-A 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 FA-14040-A?
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 FA-14040-A?
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.