Miniature Circuit Breaker, QO Series, 40A, 2 Pole, 120/240V AC, 10kA at 120/240V AC, B Curve MPN:QOB240EPD
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Free Shipping
In Stock
Free Shipping
In Stock
SKU
510-G0944002
Miniature Circuit Breaker, QO Series, 40A, 2 Pole, 120/240V AC, 10kA at 120/240V AC, B Curve
Protect your home or business with the Square D QO Series 40A Miniature Circuit Breaker. Ideal for use with QO Load Centers and NQ Panelboards, this circuit breaker provides ground fault equipment protection and is compatible with single-phase applications. With a maximum AIR rating of 10kA at 120/240V AC, it offers reliable and efficient protection against electrical overloads and short circuits. Its compact design and bolt-on mounting style make it easy to install and integrate into existing electrical systems. Perfect for residential, commercial, or industrial settings, this circuit breaker ensures safety and peace of mind.
Top product features:
- Provides ground fault equipment protection
- Protects against overloads up to 10kA at 120/240V AC
- Has a 2-pole design for single-phase applications
Top product applications:
- Home Electrical Panel Upgrade
- Commercial Electrical Panel Installation
- Industrial Electrical Panel Replacement
Miniature Circuit Breaker, Amps 40 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Ground Fault Equipment Protection, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load Center Series NQ, QO, Phase Single, Series QOB, Max. AIR Rating 10kA at 120/240V AC, For Use With QO Load Centers and NQ Panelboards, Terminal Connection Lug, Frame Size 100A/QO, Length 4.12 in, Width 1.5 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: 5.50
- Package Width: 2.30
- Package Height: 3.50
- Package Weight: 1.03
Product info last updated on February 11, 2026 7:36pm UTC
Category: Circuit Protection