Miniature Circuit Breaker, QO Series, 90A, 3 Pole, 120/240V AC, 22kA at 120/240V AC MPN:QOB390VH
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Free Shipping
In Stock
Free Shipping
In Stock
SKU
510-G1887505
Miniature Circuit Breaker, QO Series, 90A, 3 Pole, 120/240V AC, 22kA at 120/240V AC
Protect your electrical system with the Square D QO Series 90A 3-Pole Miniature Circuit Breaker. This high-interrupting capacity breaker is designed for use with Square D NQOD panelboards and provides reliable protection against overloads and short circuits. With its 22kA maximum air rating, it can handle heavy electrical loads with ease. The breaker features a paddle actuator and bolt-on mounting style, making it easy to install and maintain. Ideal for use in commercial and industrial settings, this circuit breaker provides peace of mind and helps prevent electrical fires. Its compact size and high performance make it a reliable choice for any electrical system.
Top product features:
- High Interrupting Capacity to safely interrupt high current surges
- Three-pole design to protect against electrical faults in three-phase systems
- Bolt-on mounting style for easy installation and secure mounting
Top product applications:
- Home electrical panel upgrade
- Industrial electrical panel installation
- Commercial electrical panel replacement
Miniature Circuit Breaker, Amps 90 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type High Interrupting Capacity, Number of Poles 3, DC Voltage Rating Not Rated, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load Center Series QO, Phase Three, Series QOB, Max. AIR Rating 22kA at 120/240V AC, For Use With Square D NQOD Panelboards, Terminal Connection Lug, Frame Size 100A/QO, Length 3.5 in, Width 2.25 in, Depth 2.91 in
Additional Information
- Country of Origin: MX
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 7 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 3.90
- Package Width: 2.50
- Package Height: 3.40
- Package Weight: 1.05
Product info last updated on February 1, 2026 5:36am UTC
Category: Circuit Protection