Description
Square D QOB110
Reliable, compact branch-circuit protection for compatible Square D panelboards
| Brand | Square D |
| Model | QOB110 |
| Voltage | 120/240 VAC |
| Country of Origin | Mexico |
| Weight | 0.2 lb (0.09 kg) |
| Dimensions | 3.0 x 0.75 x 2.5 in |
| Warranty | 6 months |
| Certifications | UL 489, CSA |
| SKU / MPN | QOB110 |
| What’s in the box | Square D QOB110 circuit breaker and installation instructions |
| Ampere Rating | 10 A |
| Poles | 1-pole |
| Interrupting Rating | 10 kA RMS symmetrical |
| Trip Type | Thermal-magnetic |
| Mounting | Bolt-on panel mounting |
| Circuit Protection | Overload and short-circuit protection |
Key benefits: 10 A overcurrent protection, bolt-on installation, dependable thermal-magnetic operation, compact design, and UL-listed performance
Typical applications: Residential load centers, commercial panelboards, lighting circuits, receptacles, and small branch circuits
Lifecycle: Active product with ongoing availability through Square D distribution channels
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.








Mark O. –
Product was exactly as described. Our engineers were pleased with the performance.