Miniature Circuit Breakers
Square Dâ„¢ QOâ„¢ QOU260 Type QOU Standard Unit Mount Miniature Circuit Breaker, 120/240 V AC, 60 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
QOU Miniature Molded Case Circuit Breakers are intended for use in residential and commercial applications. They are used for overcurrent protection and switching on both AC and DC electrical systems. These breakers provide a means to manually open a circuit using the interally magnetic strips. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. These QOU miniature circuit breakers can be DIN rail mounted, surface mounted or flush mounted using mounting feet. This two pole QOU miniature circuit breaker is rated as 60A, 240VAC. This circuit breaker provides 10 kA breaking capacity. QOU circuit breakers have been verified to adhere to their datasheet specifications by UL and CSA.
Square Dâ„¢ QOâ„¢ QOB290 Standard Miniature Circuit Breaker, 120/240 V AC, 90 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
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 90A 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.
Square Dâ„¢ QOâ„¢ QOB270 Standard Miniature Circuit Breaker, 120/240 V AC, 70 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
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 bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.
Square Dâ„¢ QOâ„¢ QOB245 Standard Miniature Circuit Breaker, 120/240 V AC, 45 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
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 45A 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.
Square Dâ„¢ QOâ„¢ QOB2125 Standard Miniature Circuit Breaker, 120/240 V AC, 125 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
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 125A 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.
Square Dâ„¢ QOâ„¢ QO390 Standard Miniature Circuit Breaker, 240 V AC, 90 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
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 90A 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.
Square Dâ„¢ QOâ„¢ QO370 Standard Miniature Circuit Breaker, 240 V AC, 70 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
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 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.
Square Dâ„¢ QOâ„¢ QO315 Standard Miniature Circuit Breaker, 240 V AC, 15 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
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 plug in mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.
Square Dâ„¢ QOâ„¢ QO280 Standard Miniature Circuit Breaker, 120/240 V AC, 80 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
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 plug in mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.
Square Dâ„¢ QOâ„¢ QO2020 Tandem Miniature Circuit Breaker, 120/240 V AC, 20 A, 10 kA Interrupt, 1 Pole, Thermal Magnetic Trip
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 QO tandem mini circuit breaker has 2 one pole at 20A for 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.
Square Dâ„¢ QOT2020 Tandem Miniature Circuit Breaker, 120/240 V AC, 20 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip
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 QO tandem mini circuit breaker has 2 one pole at 20A for 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.
Square Dâ„¢ QOB380 Standard Miniature Circuit Breaker, 240 V AC, 80 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
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 bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.
Square Dâ„¢ QOB370 Standard Miniature Circuit Breaker, 240 V AC/48 V DC, 70 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
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 70A 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.
Square Dâ„¢ QOB360 Standard 3-Pole Miniature Circuit Breaker, 240 V AC/48 V DC, 60 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
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 bolt on mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.
Square Dâ„¢ QOB350 Standard Miniature Circuit Breaker, 240 V AC, 50 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
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 50A 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.
Square Dâ„¢ QOB340 Standard Miniature Circuit Breaker, 240 V AC/48 V DC, 40 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
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 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.
Square Dâ„¢ QOB330 Standard 3-Pole Miniature Circuit Breaker, 240 V AC/48 V DC, 30 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
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.
Square Dâ„¢ QOB315 Standard Miniature Circuit Breaker, 240 V AC, 15 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
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.
Square Dâ„¢ QOB3100 Standard Miniature Circuit Breaker, 240 V AC, 100 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
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.
Square Dâ„¢ QOB280 Standard Miniature Circuit Breaker, 120/240 V AC, 80 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
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.
Square Dâ„¢ QOB260 Standard Miniature Circuit Breaker, 120/240 V AC, 60 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
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.
Square Dâ„¢ QOB240 Standard Miniature Circuit Breaker, 120/240 V AC, 40 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
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.
Square Dâ„¢ QOB230 Standard 2-Pole Miniature Circuit Breaker, 240 V AC/48 V DC, 30 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
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.
Square Dâ„¢ QOB225 Standard Miniature Circuit Breaker, 120/240 V AC, 25 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
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.
