Square D · Electronic Components
QO12040M200RB
LOADCTR QO MB 240V 200A 1PH 20SP NEMA 3R
Part NumberQO12040M200RB
ManufacturerSquare D
AvailabilityAvailable to order — request a quote
Specifications
NSN6110-01-665-3169 (NSN)
Federal Item NameDISTRIBUTION BOX
Overall Width14.75 INCHES NOMINAL
Overall Height26.04 INCHES NOMINAL
Features ProvidedCOVER
Overall Depth4.52 INCHES NOMINAL
Furnished Items And Quantity20 CIRCUIT BREAKER LOCATION NOT OTHERWISE SPECIFIED
Main Line Maximum Current Rating I200.0
ColorGRAY/GREY
System For Which DesignedTHREE WIRE SINGLE PHASE
Style DesignatorRECTANGULAR, SURFACE MOUNTING
Surface TreatmentENAMEL
Federal Supply Class6110 — Electrical Control Equipment
Main Line Maximum Ac Voltage Ratin240.0
ESD/EMICode A — ESD/EMI sensitive item
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 QO12040M200RB available?
We can source QO12040M200RB 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 QO12040M200RB by Square D obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If QO12040M200RB 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 QO12040M200RB?
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 QO12040M200RB?
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.