Square D · Electronic Components
QO342MQ225RB
LOAD CENTER QO RB MB 225A 3PH 42 CIRCUIT
Part NumberQO342MQ225RB
ManufacturerSquare D
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-586-4035 (NSN)
Federal Item NameCIRCUIT BREAKER
Special FeaturesTHIS IS AN OUTDOOR TYPE 240 VAC, 225 AMP, THREE PHASE LOAD CENTER.
Federal Supply Class5925 — Circuit Breakers
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 QO342MQ225RB available?
We can source QO342MQ225RB 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 QO342MQ225RB by Square D obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If QO342MQ225RB 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 QO342MQ225RB?
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 QO342MQ225RB?
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.