Schneider Electric USA · Electronic Components
QO403L60N/S
Circuit Breaker Box Subassembly
Part NumberQO403L60N/S
ManufacturerSchneider Electric USA
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-309-1616 (NSN)
Federal Item NameCIRCUIT BREAKER BOX SUBASSEMBLY
Federal Supply Class5925 — Circuit Breakers
Mounting MethodUNTHREADED HOLE(S)
Fragility FactorMODERATELY RUGGED
Overall Height9.250 INCHES NOMINAL
Circuit Breaker Type And Quantity3 TRIPLE POLE
Style DesignatorRECTANGULAR, SURFACE MOUNTING
Distance Between Mounting Facility4.094 INCHES NOMINAL
Overall Depth2.688 INCHES NOMINAL
Unthreaded Mounting Hole Diameter0.875 INCHES NOMINAL
Standard Mounting Pattern Designat2 POINT-IN-LINE
MaterialSTEEL
Features ProvidedCOVER
Cancelled NSN5925-00-199-5842 (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 QO403L60N/S available?
We can source QO403L60N/S 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 QO403L60N/S by Schneider Electric USA obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If QO403L60N/S 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 QO403L60N/S?
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 QO403L60N/S?
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.