Square D · Electronic Components
QO112M100RB
LOADCTR QO MB 240V 100A 1PH 12SP NEMA 3R
Part NumberQO112M100RB
ManufacturerSquare D
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-675-2960 (NSN)
Federal Item NameCIRCUIT BREAKER BOX
MaterialSTEEL
Overall Width14.7500 INCHES NOMINAL
Overall Height19.0000 INCHES NOMINAL
Special FeaturesWEIGHT: 21.88
Overall Depth4.5000 INCHES NOMINAL
Federal Supply Class5925 — Circuit Breakers
Vendor Part Numbers5F655
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 QO112M100RB available?
We can source QO112M100RB 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 QO112M100RB by Square D obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If QO112M100RB 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 QO112M100RB?
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 QO112M100RB?
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.