{"product_id":"siemens-kmb3f800","title":"Siemens KMB3F800 800A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered by Siemens, the KMB3F800 is a high-capacity 3-pole circuit breaker designed to safeguard large electrical systems. With an 800 A current rating and a 600 V nominal voltage, this unit is built for demanding industrial and commercial environments where heavy loads and three-phase power are the norm.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eThree-pole protection for balanced reliability\u003c\/strong\u003e: The 3-pole configuration ensures synchronized protection across all three phases, helping prevent phase imbalances that can stress motors and sensitive equipment.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFast, dependable protection\u003c\/strong\u003e: This breaker provides reliable overload and short-circuit protection, helping minimize equipment damage and downtime. Its robust design makes it suitable as a main or feeder breaker in robust distribution networks.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eSeamless integration with Siemens systems\u003c\/strong\u003e: Part Number KMB3F800 identifies a component designed for Siemens-compatible panels and distribution setups, simplifying procurement, replacement, and maintenance in established facilities.\u003c\/p\u003e \u003cp\u003eIdeal use cases include main service disconnects in large electrical panels, motor feeders in manufacturing environments, distribution boards in commercial facilities, and upgrades to three-phase power systems where reliability matters most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 800 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e KMB3F800\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing the Siemens KMB3F800 means selecting a protector designed to handle high-current, three-phase service with consistent performance, backed by Siemens engineering and compatibility with a wide range of industrial electrical installations.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423113662626,"sku":"KMB3F800","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/siemens-kmb3f800","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}