Miniature Circuit Breaker, QO Series, 90A, 2 Pole, 120/240V AC, 10kA at 120/240V AC MPN:QOB290
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In Stock
Free Shipping
In Stock
SKU
510-G3507271
Miniature Circuit Breaker, QO Series, 90A, 2 Pole, 120/240V AC, 10kA at 120/240V AC
Protect your electrical system with the reliable Square D QO Series Miniature Circuit Breaker. Ideal for residential and commercial applications, this 90A, 2-pole breaker is designed for use with Square D NQOD panelboards, providing a safe and efficient solution for overcurrent protection. With a high 10kA trip rating at 120/240V AC, it can handle heavy electrical loads with ease. The compact design and easy-to-use paddle actuator make it simple to install and maintain, while the bolt-on mounting style ensures a secure fit in any panelboard. Perfect for new construction or retrofit projects, this breaker offers reliable performance and peace of mind.
Top product features:
- Protects against overloads and short circuits with a 10kA at 120/240V AC maximum air rating
- Has a 2-pole design to control two separate circuits
- Features a paddle actuator for easy on/off switching
Top product applications:
- Residential electrical panel upgrades
- Commercial electrical panel installations
- Industrial electrical panel retrofits
Miniature Circuit Breaker, Amps 90 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 2, DC Voltage Rating 48V DC, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load Center Series QO, Phase Single, Series QOB, Max. AIR Rating 10kA at 120/240V AC, For Use With Square D NQOD Panelboards, Terminal Connection Lug, Frame Size 100A/QO, Length 3.5 in, Width 1.5 in, Depth 2.91 in, Min. Operating Temp. 77 Degrees F
Additional Information
- Country of Origin: MX
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 3.90
- Package Width: 3.50
- Package Height: 1.60
- Package Weight: 0.70
Product info last updated on February 10, 2026 11:54pm UTC
Category: Circuit Protection