Miniature Circuit Breaker, QO Series, 45A, 2 Pole, 120/240V AC, 10kA at 120/240V AC MPN:QOB245
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In Stock
Free Shipping
In Stock
SKU
510-G0442355
Miniature Circuit Breaker, QO Series, 45A, 2 Pole, 120/240V AC, 10kA at 120/240V AC
Protect your home or business with the Square D QO Series 45A Miniature Circuit Breaker, designed for use with QO panelboards and compatible with NQOD panelboards. This 2-pole circuit breaker provides reliable protection against overloads and short circuits, with a maximum AIR rating of 10kA at 120/240V AC. With its paddle actuator and bolt-on mounting style, installation is easy and secure. Ideal for use in a variety of applications, including residential and commercial electrical systems, this circuit breaker ensures safe and efficient operation. Its compact design and durable construction make it a reliable choice for any electrical panel.
Top product features:
- 2 Pole design allows for safe and efficient distribution of electrical power to two separate circuits.
- Amp rating of 45A provides sufficient capacity for a wide range of applications, from small appliances to larger electrical systems.
- 10kA at 120/240V AC maximum short-circuit current rating ensures reliable protection against electrical overloads.
Top product applications:
- Residential Electrical Panel
- Commercial Electrical Panel
- Industrial Electrical Panel
Miniature Circuit Breaker, Amps 45 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 3.12 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: 3.40
- Package Width: 1.60
- Package Height: 3.60
- Package Weight: 0.60
Product info last updated on February 12, 2026 8:28am UTC
Category: Circuit Protection