QOB290 - Square D 90 Amp 2-Pole 120/240V Bolt-On Miniature Circuit Breaker, QO Series, 10kA Interrupt Rating, Thermal Magnetic Trip, UL/CSA Listed

QOB290

QOB290 is a Square D miniature circuit breaker designed for reliable circuit protection in commercial and industrial applications.

This 2-pole, bolt-on circuit breaker features a 90 Amp current rating, 120/240V voltage rating, and a 10kA interrupt capacity. It is part of the QO series, offers thermal magnetic trip protection, and is approved for use in NQ panelboards. The QOB290 is UL and CSA listed for safety and compliance.

Key Specifications
• Part Number: QOB290
• Manufacturer: Square D
• Amperage: 90 Amp
• Voltage: 120/240V AC
• Poles: 2
• Mounting Type: Bolt-On
• Interrupt Rating: 10kA @ 120VAC, 10kA @ 240VAC
• Series/Frame: QO
• Trip Unit: Thermal Magnetic
• Certifications: UL Listed, CSA Approved
• Connection: Box lugs
• Application: NQ panelboard

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Specifications

• Part Number: QOB290
• Manufacturer : Schneider Electric
• Brand : Square D
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : QOB Series
• Type : QOB
• Voltage : 120/240VAC
• Amperage : 90
• Phase : 1
• Poles : 2
• AIC rating : 10kA@120V
• Connection : Bolt-On
• Functions : LI - Long-Time and Instantaneous Trip
• Terminal Connection : Pressure Plate
• Frame Size : 100A/QO
• Temp Rating : -13‰ÛÒ158 å¡F (-25‰ÛÒ70 å¡C)
• MCM Size : Min. Wire Size 8 AWG Max. Wire Size 2 AWG
• Breaker Type : Standard
• Protection : Thermal Magnetic

Product Data

• UPC : 785901019695
• GTIN : 00785901019695
• Country of Origin : Mexico
• Dimensions : 3.5 in (89 mm) x 1.5 in (38 mm) x 2.9 in (74 mm) (Height x Width x Depth)
• Weight : 0.72
• Panel Type : Square D NQOD Panelboards
• Standards : CSA, UL Listed
• Certification : UL Listed
• Wire Size : AWG 4 to AWG 2/0, Copper or Aluminum