Eaton · Electronic Components
QC3040H
TYPE QC BREAKER 3P 40A 240VAC MAX 10KAIC
Part NumberQC3040H
ManufacturerEaton
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-888-4254 (NSN)
Federal Item NameCIRCUIT BREAKER
MaterialPLASTIC CASE
Terminals6 COMPRESSION
Body StyleMULTIPOLE-SINGLE ACTUATOR TYPE
Ultimate Trip Rating Of Continuous125.0 ALL LOCATIONS
Maximum Interrupting Capacity Curr5000.0 AC ALL LOCATIONS
Main Contact Tripping Mechanism TyTRIP FREE
Maximum Continuous Load Current Ra40.0 AMPERES AC ALL LOCATIONS
Trip Release CharacteristicINSTANTANEOUS AND TIME DELAY ALL LOCATIONS
Operating Voltage Type And Rating240.0 AC ALL LOCATIONS
Trip Release MethodTHERMAL-MAGNETIC ALL LOCATIONS
Federal Supply Class5925 — Circuit Breakers
Reset MethodMANUAL
Terminal Type And Quantity6 COMPRESSION
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Trip Release Ambient Temp Rating40.0 CELSIUS NOMINAL ALL LOCATIONS
Vendor Part NumbersNQ23035, 452D822G10
Cancelled NSN5925-00-594-2405 (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 QC3040H available?
We can source QC3040H 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 QC3040H by Eaton obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If QC3040H 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 QC3040H?
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 QC3040H?
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.