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The Square D QO 340 Circuit Breaker is a 3-pole, 40A breaker designed for robust protection in residential and commercial electrical systems. This QO 340 breaker ensures your circuits are safe and efficiently managed, preventing overloads and short circuits. Why choose the Square D QO 340 for your electrical needs
This 40A 3-Pole circuit breaker is engineered to handle up to 240V AC, making it ideal for a wide range of applications. Its robust design includes a 10,000 Amp interrupting rating, providing enhanced safety and reliability. The Square D QO series is known for its high performance and durability, making the QO 340 a trusted choice for electrical professionals.
Upgrade your electrical system with the Square D QO 340 for reliable and efficient circuit protection. Ensure the safety and longevity of your electrical infrastructure today
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
