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Square Dā„¢ QOB330 Standard 3-Pole Miniature Circuit Breaker, 240 V AC/48 V DC, 30 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$165.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 3 pole QO circuit breaker is rated at 30A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB315 Standard Miniature Circuit Breaker, 240 V AC, 15 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$165.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 3 pole QO circuit breaker is rated at 15A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB3100 Standard Miniature Circuit Breaker, 240 V AC, 100 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$211.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 3 pole QO circuit breaker is rated at 100A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB280 Standard Miniature Circuit Breaker, 120/240 V AC, 80 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$121.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 2 pole QO circuit breaker is rated at 80A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB260 Standard Miniature Circuit Breaker, 120/240 V AC, 60 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$55.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 2 pole QO circuit breaker is rated at 60A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB240 Standard Miniature Circuit Breaker, 120/240 V AC, 40 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$85.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 2 pole QO circuit breaker is rated at 40A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB230 Standard 2-Pole Miniature Circuit Breaker, 240 V AC/48 V DC, 30 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$57.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 2 pole QO circuit breaker is rated at 30A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB225 Standard Miniature Circuit Breaker, 120/240 V AC, 25 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$69.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 2 pole QO circuit breaker is rated at 25A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB220 Standard 2-Pole Miniature Circuit Breaker, 240 V AC/48 V DC, 20 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$55.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 2 pole QO circuit breaker is rated at 20A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB2100 Standard Miniature Circuit Breaker, 120/240 V AC, 100 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$179.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 2 pole QO circuit breaker is rated at 100A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB130 Standard Miniature Circuit Breaker, 120/240 V AC, 30 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$31.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 1 pole QO circuit breaker is rated at 30A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB125 Standard Miniature Circuit Breaker, 120/240 V AC, 25 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$37.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 1 pole QO circuit breaker is rated at 25A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB120GFI Class A Ground Fault Miniature Circuit Breaker, 120 V AC, 20 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip

Ground-Fault Circuit Breakers
$139.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 1 pole QO circuit breaker is rated at 20A at 120VAC. This unit provides 10kA breaking capacity and bolt on mounting. This product includes a 6mA ground fault A with pigtail. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB120 Standard 1-Pole Miniature Circuit Breaker, 240 V AC/48 V DC, 20 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$25.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 1 pole QO circuit breaker is rated at 20A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QOB115 Standard 1-Pole Miniature Circuit Breaker, 240 V AC/48 V DC, 15 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$25.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 1 pole QO circuit breaker is rated at 15A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QO380 Standard Miniature Circuit Breaker, 240 V AC, 80 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$215.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 3 pole QO circuit breaker is rated at 80A at 120/240VAC. This unit provides 10kA breaking capacity and plug in mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QO360 Standard 3-Pole Miniature Circuit Breaker, 240 V AC, 60 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$137.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 3 pole QO circuit breaker is rated at 60A at 120/240VAC. This unit provides 10kA breaking capacity and plug in mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QO330 Standard Miniature Circuit Breaker, 240 V AC, 30 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$157.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 3 pole QO circuit breaker is rated at 30A at 120/240VAC. This unit provides 10kA breaking capacity and plug in mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QO3100 Standard Miniature Circuit Breaker, 240 V AC, 100 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$213.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 3 pole QO circuit breaker is rated at 100A at 120/240VAC. This unit provides 10kA breaking capacity and plug in mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QO270 Standard Miniature Circuit Breaker, 120/240 V AC, 70 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$97.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 2 pole QO circuit breaker is rated at 70A at 120/240VAC. This unit provides 10kA breaking capacity and plug in mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QO260GFI Class A Ground Fault Miniature Circuit Breaker, 120/240 V AC, 60 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip

Ground-Fault Circuit Breakers
$209.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 2 pole QO circuit breaker is rated at 60A at 120/240VAC. This unit provides 10kA breaking capacity and plug in mounting. This product includes a 6mA ground fault A with pigtail. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QO260 Standard 2-Pole Miniature Circuit Breaker, 120/240 V AC, 60 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$47.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 2 pole QO circuit breaker is rated at 60A at 120/240VAC. This unit provides 10kA breaking capacity and plug in mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QO250GFI Class A Ground Fault Miniature Circuit Breaker, 120/240 V AC, 50 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip

Ground-Fault Circuit Breakers
$205.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 2 pole QO circuit breaker is rated at 50A at 120/240VAC. This unit provides 10kA breaking capacity and plug in mounting. This product includes a 6mA ground fault A with pigtail. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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Square Dā„¢ QO250 Standard Miniature Circuit Breaker, 120/240 V AC, 50 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip

Miniature Circuit Breakers
$49.78

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 2 pole QO circuit breaker is rated at 50A at 120/240VAC. This unit provides 10kA breaking capacity and plug in mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

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