QOB340GFI - Square D 40 Amp 3 Pole 208Y/120V QO Series Bolt-On GFCI Circuit Breaker, 10 kA Interrupt Rating, UL/CSA Certified

QOB340GFI

QOB340GFI is a Square D 3-pole, 40 amp, 208Y/120V AC miniature circuit breaker with ground fault protection, designed for bolt-on mounting in QO series panels.

This circuit breaker features a 10 kA interrupting rating, 6 mA ground fault protection, and is certified for safety and reliability. It is suitable for commercial and industrial applications requiring robust circuit protection.

Key Specifications
• Part Number: QOB340GFI
• Manufacturer: Square D
• Amperage: 40 A
• Voltage: 208Y/120 V AC
• Number of Poles: 3
• Mounting Type: Bolt-on
• Interrupt Rating: 10 kA at 208Y/120 V AC
• Series/Frame: QO
• Trip Unit: Thermal-magnetic
• Ground Fault Protection: 6 mA
• Certifications: UL, CSA
• Connection Type: Box lug

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Specifications

• Part Number: QOB340GFI
• Manufacturer : Schneider Electric
• Brand : Square D
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : QOB Series
• Type : QOB
• Voltage : 120/240VAC
• Amperage : 40
• Phase : 3
• Poles : 3
• AIC rating : 10kA@240V
• Connection : Bolt-On
• Functions : LI - Long-Time and Instantaneous
• Terminal Connection : Pressure Plate
• Frame Size : 100A/QO
• Temp Rating : Minimum Operating Temp 104 Degrees F Max. Operating Temp.104 Degrees F
• MCM Size : Min. Wire Size 12 AWG (Al), 14 AWG (Cu) Max. Wire Size 4 AWG (Al), 6 AWG (Cu)
• Breaker Type : Ground Fault Circuit Interrupter (Class A - 5mA)
• Protection : Thermal Magnetic

Product Data

• UPC : 785901167280
• GTIN : 00785901167280
• Country of Origin : Mexico
• Dimensions : 4.1 in (105 mm) x 2.2 in (57 mm) x 2.9 in (74 mm) (Height x Width x Depth)
• Weight : 1.41
• Panel Type : QO Load Centers and NQ Panelboards
• Standards : CSA, UL Listed
• Certification : UL Listed
• Wire Size : AWG 12, AWG 4 aluminium, AWG 14, AWG 6 copper