Square D · Electronic Components
QO342MQ225
LOAD CENTER QO MB 225A 3PH 42 CIRCUIT
Part NumberQO342MQ225
ManufacturerSquare D
AvailabilityAvailable to order — request a quote
Specifications
NSN6110-01-677-3988 (NSN)
Federal Item NamePANEL,POWER BUS,CIRCUIT BREAKER
MaterialSTEEL
Overall Width14.25 INCHES NOMINAL
Overall Height39.37 INCHES NOMINAL
ColorGRAY/GREY
Current Rating225.0 AMPERES
Surface TreatmentENAMEL
Voltage In Volts And Current Type120.0 AC OR 240.0 AC
Unpackaged Unit Weight26.69 POUNDS NOMINAL
Federal Supply Class6110 — Electrical Control Equipment
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 QO342MQ225 available?
We can source QO342MQ225 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 QO342MQ225 by Square D obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If QO342MQ225 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 QO342MQ225?
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 QO342MQ225?
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.