{"product_id":"used-square-d-qob340-shunt-trip-3-pole-40-amps-240-volts","title":"Used Square D QOB3401021 (Shunt Trip) 3 Pole, 40 Amps, 240 Volts","description":"Square D QOB3401021 shunt trip circuit breaker offers reliable protection for three-phase electrical systems. Rated for 40 amps at 240 volts, this used breaker is ideal for retrofit applications and replacement installations where shunt trip functionality is required. The shunt trip mechanism enables remote or automatic disconnection, making it suitable for emergency shutdown systems and specialized control applications. Genuine Square D construction ensures durability and code compliance. Verify compatibility with your existing panel before installation.","brand":"Breakers \u0026 More Electrical Supplies LLC","offers":[{"title":"Default Title","offer_id":43317199732795,"sku":"QOB3401021","price":115.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/0254\/9307\/files\/1C44675B-073D-4F27-84D9-32704B89D0D2.jpg?v=1774463501","url":"https:\/\/breakersandmore.com\/products\/used-square-d-qob340-shunt-trip-3-pole-40-amps-240-volts","provider":"Breakers \u0026 More Electrical Supplies LLC","version":"1.0","type":"link"}