QO is the "World's Finest" industry leading offer since 1955, with features engineered for faster installation, reliability and quality.
Thermal-Magnetic circuit breakers provide overload and short-circuit protection for the entire circuit, including the home run.
Eliminates guesswork and provides faster, easier troubleshooting by indicating which circuit breaker in an electrical panel has tripped.
QO standard circuit breakers are available from
15-125 Amps to fit your electrical needs.
Designed to save space, taking 3/4 in. per pole space. Use one load center space with single-pole breakers, two spaces with 2-pole breakers, and 3 spaces with
3-pole breakers.
Handle clamps, ties and padlock attachments are available for use with QO breakers.
The Square D by Schneider Electric QO 100 Amp Two-Pole Circuit Breaker is intended for overload and short-circuit protection of your electrical system. The ANSI-certified and UL-listed unit is rated for 120/240 VAC and 10,000 AIR. All QO circuit breakers are equipped with the exclusive Visi-Trip indicator. When a QO Visi-Trip circuit breaker trips, the handle snaps to a midpoint position between "Off” and “on" and a highly visible, red indicator easily identifies the tripped breaker. This enables you to easily distinguish which breaker has tripped in a load center that may contain up to 42 different circuit breakers. QO circuit breakers have features no other manufacturer can offer. They come in many different sizes and can meet the needs of virtually every function in your home or business. These types of quality, industry exclusive products keep the Square D brand ahead of the competition and are builders' and electrical contractors' first choice in electrical protection.
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| Brand | Square D | Square D | Square D | Square D |
| Name | Homeline 100 Amp 2-Pole Circuit Breaker - Clear Packaging | QO 100 Amp 2-Pole Circuit Breaker | Homeline 50 Amp 2-Pole GFCI Circuit Breaker | QO Qwik-Gard 20 Amp 2-Pole GFCI Breaker |
| Price |
$42.64
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$64.87
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$99.00
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$107.10
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| Ratings |  (520) |
(381) |
(79) |
(59) |
| Interruption Type | Standard Trip | Standard Trip | GFCI | GFCI |
| Product Width (in.) | 2 | 1.5 | 2 | 1.5 |
| Mounting type | Plug In | Plug In | Plug In | Plug In |
| Maximum Amperage (amps) | 100 | 100 | 50 | 20 |
| Power Distribution Features | No Additional Features | Trip Indicator | No Additional Features | Trip Indicator |
| View Product | View Product | View Product | View Product |
