{"product_id":"na140-circuit-breaker","title":"NA140 | Circuit Breaker | 40A | 1-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eNA140 Industrial Circuit Breaker\u003c\/strong\u003e delivers dependable protection for 240V circuits in maintenance, retrofit, and replacement projects. This 1-Pole, 40A device is designed for straightforward swaps in compatible panels, helping minimize downtime while keeping critical equipment safe.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 40 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference\u003c\/strong\u003e: NA140\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this NA140 stands out\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBest compatibility reference\u003c\/strong\u003e: The NA140 part number is your quickest way to confirm fit with your panel, reducing the guesswork during ordering.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, single-pole design\u003c\/strong\u003e: Ideal for 240V circuits requiring a single-pole breaker in industrial panels, enabling clean, organized panel layouts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable protection for critical loads\u003c\/strong\u003e: The 40A rating is suited for a range of 240V circuits common in industrial equipment and control applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMaintenance: replace aging breakers in existing 240V circuits during routine service.\u003c\/li\u003e \u003cli\u003eRetrofit: accommodate panel reconfigurations that require a 40A, 1-Pole 240V device.\u003c\/li\u003e \u003cli\u003eReplacement stock: keep a spare NA140 on hand for fast field service and minimal downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCompatibility and installation notes\u003c\/strong\u003e: Confirm fit and ratings before ordering. The NA140 part number is the best reference for compatibility with your panel. Installations should be performed by qualified personnel to ensure proper wiring and safe operation.\u003c\/p\u003e \u003cp\u003eIn short, the NA140 is a precise, drop-in solution for 40A, 1-Pole, 240V circuits in industrial settings—designed for reliable protection, straightforward swaps, and minimal downtime during maintenance or upgrades.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426299859106,"sku":"NA140","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/na140-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}