{"product_id":"eaton-mwi8104lea-1000a-4-pole-air-circuit-breaker","title":"Eaton MWI8104LEA 1000 A 4 Pole Air Circuit Breaker For Industrial Power Distribution","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton MWI8104LEA is a robust 1000A, 4-pole air circuit breaker designed for reliable protection and switching in low-voltage power distribution systems across industrial and commercial facilities. Built for endurance, it handles heavy-start loads and fault conditions while safeguarding personnel and downstream equipment.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-capacity, 4-pole design:\u003c\/strong\u003e protects all three phases plus neutral, ideal for balanced, safe shutdowns in three-phase systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1000A current rating:\u003c\/strong\u003e suitable for main incoming feeders and switchboards in mid- to large-scale installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAdjustable trip settings:\u003c\/strong\u003e enables precise coordination with downstream protection devices, reducing nuisance trips and ensuring selective tripping during faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAir circuit breaker construction:\u003c\/strong\u003e rugged, easy to reset, and suited for demanding industrial environments where reliability matters.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLow-voltage protection:\u003c\/strong\u003e part of a comprehensive power distribution strategy, protecting feeders, panels, and critical circuits in industrial and commercial facilities.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh interruption capacity:\u003c\/strong\u003e designed to clear faults quickly, minimizing downtime and protecting valuable equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhere to use\u003c\/strong\u003e:\n- Main incoming feeders in switchboards for factories, campuses, and large commercial facilities.\n- Critical distribution points where coordinated protection is essential for uptime.\n- Retrofit and new-build projects needing a scalable, robust 4-pole breaker with adjustable trip curves.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy choose the MWI8104LEA over simpler breakers?\u003c\/strong\u003e Because it combines substantial current handling with precise trip coordination, a solid air-quench mechanism, and a form factor that fits standard low-voltage switchgear while delivering dependable protection for demanding loads. It’s purpose-built for environments where reliability and uptime are non-negotiable, and where you must protect both equipment and personnel from electrical faults.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eSpecifications at a glance\u003c\/strong\u003e:\n- Model \/ Part Number: MWI8104LEA\n- Poles: 4-Pole\n- Current rating: 1000A\n- Breaker type: Air Circuit Breaker\n- Suitable for: main incoming feeders, switchboards, critical power distribution\u003c\/p\u003e \u003cp\u003eUpgrade your power distribution with a breaker designed to perform under pressure. The Eaton MWI8104LEA is ready to safeguard your industrial and commercial power systems with precision, speed, and resilience.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default","offer_id":46390494888098,"sku":"MWI8104LEA","price":12611.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_e4ddff96-8e9a-4c17-a5c0-70b850fd7bca.png?v=1765374036","url":"https:\/\/www.ampstate.com\/products\/eaton-mwi8104lea-1000a-4-pole-air-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}