QOB145 - Square D 45A 1 Pole Bolt-On Circuit Breaker 120/240V 10kA QO Series

QOB145

QOB145 is a single pole, 45 amp bolt-on circuit breaker designed for QO load centers, offering reliable protection for 120/240V AC and 48V DC circuits. This Square D QO series breaker features a 10kA interrupt rating at 120V and 240V AC, making it suitable for a wide range of residential and light commercial applications. Engineered for durability and safety, the QOB145 is UL and CSA listed, ensuring compliance with North American electrical standards. Its compact design and bolt-on mounting provide easy installation and secure fit in QO panelboards. The breaker is designed for use in both 120V and 240V AC systems, as well as 48V DC circuits, offering flexibility for various electrical needs.

• Part Number: QOB145
• Manufacturer: Square D
• Series: QO
• Amperage: 45A
• Poles: 1 Pole
• Voltage: 120/240V AC, 48V DC
• Mounting Type: Bolt-On
• Interrupt Rating: 10kA @ 120V AC, 10kA @ 240V AC, 5kA @ 48V DC
• Frame: QO
• Trip Unit: Thermal-Magnetic
• Certifications: UL, CSA
• Application: Residential, Commercial

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Specifications

• Part Number: QOB145
• Manufacturer : Schneider Electric
• Brand : Square D
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : QOB Series
• Type : QOB
• Voltage : 120/240VAC
• Amperage : 45
• Phase : 1
• Poles : 1
• AIC rating : 10kA@120V
• Connection : Bolt-On
• Functions : Long-Time and Instantaneous Trip
• Terminal Connection : Pressure Plate
• Temp Rating : -13‰ÛÒ158 å¡F (-25‰ÛÒ70 å¡C)
• Protection : Thermal Magnetic

Product Data

• UPC : 078590150992
• GTIN : 00785901509929
• Country of Origin : Mexico
• Dimensions : 3.1 in (79 mm) x 0.7 in (19 mm) x 2.9 in (74 mm) (Height x Width x Depth)
• Weight : 0.31
• Standards : CSA, UL Listed
• Certification : UL Listed
• Wire Size : AWG 8 to AWG 2, Copper/Aluminum