{"product_id":"3p40-flat-top-circuit-breaker","title":"3P40-FLAT-TOP | Circuit Breaker | 40A | 3-Pole | 240V | Plug-In","description":"\u003cdiv\u003e\n\u003cp\u003eThe 3P40-FLAT-TOP is an industrial, three-pole circuit breaker engineered to protect 3-phase 240V systems with precision. With a 40A rating and a plug-in design, this unit is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter and downtime is costly.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 40A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: Plug-In\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel identifier\u003c\/strong\u003e: 3P40-FLAT-TOP\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFitment and compatibility\u003c\/h3\u003e\n\u003cp\u003eTo ensure a reliable, trouble-free swap, verify fit and ratings before ordering. The part number is the best reference for compatibility with your panel and bus assemblies. If your system calls for a plug-in, 3-pole, 240V protection device at 40A, this unit is designed to slot into compatible enclosures without invasive modification.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacement for aging or failing breakers in three-phase industrial panels and machinery.\u003c\/li\u003e \u003cli\u003eRetrofit projects where maintaining exact specifications is critical to system performance.\u003c\/li\u003e \u003cli\u003eSpare parts for maintenance schedules, minimizing downtime during service windows.\u003c\/li\u003e \u003cli\u003eProtection for motors, conveyors, pumps, and other 3-phase equipment operating on 240V.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat this means in practice\u003c\/h3\u003e\n\u003cp\u003eChoosing the 3P40-FLAT-TOP ensures you maintain consistent protection across your 3-phase loads while keeping installation straightforward. Its plug-in design supports quick service in compatible panels, reducing labor time and removing guesswork during replacements. By matching the 40A, 3-Pole, 240V specifications, you preserve circuit protection behavior and system safety without altering downstream components.\u003c\/p\u003e \u003ch3\u003ePractical tips for uninterrupted operation\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBefore any swap, power down the panel and follow all safety protocols for live electrical work.\u003c\/li\u003e \u003cli\u003eDouble-check that the enclosure accepts plug-in, 3-pole breakers and that the bus configuration matches the new unit.\u003c\/li\u003e \u003cli\u003eKeep the 3P40-FLAT-TOP as a ready spare for rapid downtime recovery in critical systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46427323007138,"sku":"3P40-FLAT-TOP","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/3p40-flat-top-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}