SQUARE D QO290 Circuit Breaker Box Amplifier 90-AMP 2-POLE 90120/240VAC

( Brand: Square D ), ( Part Type: Box Amplifier ), ( Mounting Style: Plug-in/on ), ( Color: Black ), ( Current Rating: 90 A ), ( Manufacturer Part Number: QO290 ), ( Current Type: Ac ), ( Voltage: 120/240 V ), ( Application: Electrical Wiring ), ( Country Of Origin: Mexico )

Review SQUARE D Squareqo290 Circuit Breaker 90120/240vac 2-pole New In Box

The Square QO290 circuit breaker is a reliable and efficient electrical component designed for residential and commercial applications. This 2-pole circuit breaker comes with a rating of 90 amps and is suitable for both 120 and 240 volts AC power systems.

The QO290 circuit breaker is manufactured with high-quality materials, ensuring durability and long-lasting performance. Its square design allows for easy installation in standard breaker boxes, while its 2-pole configuration enables the safe and efficient handling of large electrical loads.

The breaker features a trip unit that automatically disconnects the power circuit when the current flowing through it exceeds a safe level. This important safety feature helps prevent electrical overloads, short circuits, and potential fires. The QO290 circuit breaker is also equipped with a ground-fault trip unit, which provides an additional layer of protection against ground-faults and electrical shocks.

The QO290 circuit breaker is designed with a user-friendly interface, making it easy for homeowners and electricians to identify and reset the breaker in case of a tripped circuit. The breaker's handle is clearly labeled with its amperage rating and the ON and OFF positions, ensuring easy operation.

The Square QO290 circuit breaker is a versatile and reliable solution for managing electrical loads in your home or business. Its high amperage rating, compatibility with both 120 and 240 volts AC power systems, and built-in safety features make it an essential component for any electrical system. Overall, the QO290 circuit breaker is a smart investment for those seeking to ensure the safety and efficiency of their electrical system.

The Square QO290 circuit breaker (model number 90120, 90 amps, 2-pole, 120/240VAC) is a popular option for residential and commercial electrical applications. Here are some pros and cons that can help you make an informed decision about purchasing this circuit breaker:

1. Reliability: Square D is a well-known brand in the electrical industry, and their QO series circuit breakers are known for their durability and reliability.

2. Versatility: This circuit breaker can be used for both 120VAC and 240VAC applications, making it a versatile option for various electrical systems.

3. Safety: The circuit breaker is designed to trip when it detects an overload or short circuit, preventing electrical fires and damage to equipment.

4. Easy Installation: The circuit breaker is designed to fit standard electrical boxes, making it easy to install for DIYers and professionals alike.

5. UL Listed: The circuit breaker is UL listed, which means it has been tested and certified by Underwriters Laboratories for safety and performance.

1. Cost: Compared to some other circuit breaker brands and models, the Square D QO290 can be more expensive.

2. Size: The circuit breaker is larger than some other options, which may require more space in the electrical panel.

3. Complexity: While the circuit breaker is designed to be easy to install, it may require some electrical knowledge to properly connect it to the electrical system.

The Square D QO290 circuit breaker (model number 90120) is a reliable, versatile, and safe option for various electrical applications. However, it may be more expensive than some other options and require more space in the electrical panel. Ultimately, the decision to purchase this circuit breaker depends on your specific electrical needs, budget, and installation capabilities. If you value the brand reputation and safety features of Square D, and have the necessary budget and installation expertise, then this circuit breaker may be a worthwhile investment.

Details:

SQUAREQO290 CIRCUIT BREAKER 90 120/240 VAC 2-POLE PLUG-IN NEW IN BOX COMES ORIGINAL HAS WEAR FROM SURPLUS storage IS AND UNUSED PLEASE VIEW THE PHOTOS, A12.

part #: qo290 prices

• $45.00-$65.00

specifications breakercoon:

• brand: Square D
• part type: Box Amplifier
• mounting style: Plug-in/on
• color: Black
• current rating: 90 A
• manufacturer part number: QO290
• current type: Ac
• voltage: 120/240 V
• application: Electrical Wiring
• country of origin: Mexico

shipping breakercoon:

• class: Expedited
• carrier: USPS
• type: Fixed
• cost: $0.00
• transit: 3-10 Days
• service: USPS Priority Mail

payments breakercoon:

• other
• wallet: Paypal
• credit card: Visa

returns breakercoon:

• time: 30 Days
• method: Money back
• paid by: Buyer
• policy: Returns Accepted

offer breakercoon:

• sold: 0
• quantity: 1
• availability: In Stock
• started: February 11, 2026
• options: Ship-to-home

seller breakercoon:

• city: Livingston, Texas
• # reviews: 6322
• rating: 99.9%

general breakercoon:

• Electrical Supplies > Electrical Panels, Boxes Circuit Breakers > Circuit Breakers
• condition: Open box

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