L3Harris Maritime Power & Energy Solutions, Inc. · Electronic Components
ACB-4012
Circuit Breaker
Part NumberACB-4012
ManufacturerL3Harris Maritime Power & Energy Solutions, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-646-3287 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Overall Width32.11 INCHES NOMINAL
Features ProvidedTRIP INDICATOR
Overall Height23.20 INCHES NOMINAL
Pole Quantity6
Maximum Continuous Load Current Ra4000.0 AMPERES AC ALL LOCATIONS
Reset MethodMANUAL
Operating Voltage Type And Rating500.0 AC ALL LOCATIONS
Maximum Interrupting Capacity Curr85000.0 AC ALL LOCATIONS
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Frequency In Hertz60.0 ALL LOCATIONS
Trip Release CharacteristicTIME DELAY ALL LOCATIONS
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 ACB-4012 available?
We can source ACB-4012 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 ACB-4012 by L3Harris Maritime Power & Energy Solutions, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ACB-4012 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 ACB-4012?
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 ACB-4012?
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.