Square D · Electronic Components
QOB120VH
MINIATURE CIRCUIT BREAKER 120/240V 20A
Part NumberQOB120VH
ManufacturerSquare D
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-210-4981 (NSN)
Federal Item NameCIRCUIT BREAKER
MaterialPLASTIC CASE
Terminals1 CLIP AND 1 SCREW
Body StyleSINGLE POLE TYPE
Body Height2.310 INCHES NOMINAL
Inclosure Protection Type For WhicGENERAL PURPOSE
Internal Trip Release ConfiguratioSERIES TRIP SINGLE LOCATION
Frequency In Hertz60.0 SINGLE LOCATION
Fragility FactorMODERATELY RUGGED
Mounting Facility Type And Quantit1 CLIP AND 1 TERMINAL
Boss Height0.160 INCHES NOMINAL
Federal Supply Class5925 — Circuit Breakers
Pole Quantity1
Storage TypeGENERAL PURPOSE WAREHOUSE
Vendor Part Numbers22943
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 QOB120VH available?
We can source QOB120VH 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 QOB120VH by Square D obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If QOB120VH 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 QOB120VH?
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 QOB120VH?
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.