Eaton · Electronic Components
QC2040
TYPE QC BREAKER 2P 40A 120/240VAC MAX 10KAIC
Part NumberQC2040
ManufacturerEaton
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-828-1512 (NSN)
Federal Item NameCIRCUIT BREAKER
MaterialPLASTIC CASE
Terminals4 SCREW
Overall Length3.750 INCHES NOMINAL
Overall Width2.000 INCHES MAXIMUM
Overall Height2.906 INCHES NOMINAL
Body StyleRECTANGULAR DIMENSIONAL ENVELOPE
Trip Release MethodTHERMAL-MAGNETIC ALL LOCATIONS
Reset MethodMANUAL
Maximum Continuous Load Current Ra40.0 AMPERES AC ALL LOCATIONS
Operating Voltage Type And Rating120.0 AC ALL LOCATIONS
Federal Supply Class5925 — Circuit Breakers
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Ultimate Trip Rating Of Continuous125.0 ALL LOCATIONS
Trip Release CharacteristicTIME DELAY ALL LOCATIONS
Main Contact Tripping Mechanism TyTRIP FREE
Maximum Interrupting Capacity Curr5000.0 AC ALL LOCATIONS
Trip Delay Time In Seconds Per Rat14.000 MINIMUM AT 200 PCT AND 110.000 MAXIMUM AT 200 PCT ALL LOCATIONS
Vendor Part NumbersQCL2040
Cancelled NSN5925-00-211-2665 (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 QC2040 available?
We can source QC2040 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 QC2040 by Eaton obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If QC2040 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 QC2040?
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 QC2040?
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.