Square D · Electronic Components
QOU110
CIRCUIT BREAKER, THERMAL MAG, 1P, 10A
Part NumberQOU110
ManufacturerSquare D
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-074-4504 (NSN)
Additional NSNs5925-01-596-7305
Federal Item NameCIRCUIT BREAKER
MaterialPLASTIC CASE
Terminals2 COMPRESSION
Body StyleSINGLE POLE TYPE
Trip Release MethodTHERMAL-MAGNETIC SINGLE LOCATION
Maximum Interrupting Capacity Curr10000.0 AC SINGLE LOCATION
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Maximum Continuous Load Current Ra10.0 AMPERES AC SINGLE LOCATION
Operating Voltage Type And Rating240.0 AC SINGLE LOCATION
Ultimate Trip Rating Of Continuous135.0 SINGLE LOCATION
Trip Release CharacteristicINSTANTANEOUS AND TIME DELAY SINGLE LOCATION
Federal Supply Class5925 — Circuit Breakers
Reset MethodMANUAL
Main Contact Tripping Mechanism TyTRIP FREE
Terminal Type And Quantity2 COMPRESSION
Vendor Part Numbers591R756H01
Cancelled NSN5925-01-429-7595 (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 QOU110 available?
We can source QOU110 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 QOU110 by Square D obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If QOU110 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 QOU110?
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 QOU110?
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.