{"product_id":"abb-e1b800pr121-p-lsiin-air-circuit-breaker","title":"ABB E1B800PR121 P LSIIN Air Circuit Breaker Heavy Duty For Low Voltage Power Distribution In Industrial And Commercial Facilities","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eABB E1B800PR121\/P-LSIIN\u003c\/strong\u003e Air Circuit Breaker is a heavy‑duty protective device engineered for reliable protection and seamless switching of \u003cem\u003elow‑voltage power distribution\u003c\/em\u003e in demanding industrial and commercial facilities. Built to endure tough operating environments, this breaker provides dependable control over critical distribution paths, helping you keep essential systems up and running.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel \/ Part Number\u003c\/strong\u003e: E1B800PR121\/P-LSIIN\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBreaker Type\u003c\/strong\u003e: Air Circuit Breaker\u003c\/li\u003e \u003cli\u003eIdeal for \u003cem\u003emain incoming feeders\u003c\/em\u003e, switchboards, and critical power distribution where protection coordination and rapid fault clearance are essential\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAdjustable trip settings\u003c\/strong\u003e for precise protection coordination across feeders and downstream devices\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh interruption capacity\u003c\/strong\u003e enables swift clearing of faults, reducing damage to equipment and downstream systems\u003c\/li\u003e \u003cli\u003eRugged construction designed for reliability in industrial and commercial environments\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis ABB E1B800PR121\/P-LSIIN is the smart choice for facilities that demand dependable uptime. Whether you’re upgrading a legacy switchboard, expanding a distribution center, or provisioning a new data center, the ability to tailor trip settings helps you coordinate protection with upstream devices, minimize unnecessary trips, and protect valuable equipment.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy professionals choose this model\u003c\/strong\u003e for low‑voltage protection scenarios:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMain feeder protection\u003c\/strong\u003e—secure the primary supply lines feeding large switchboards and critical loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFlexible protection coordination\u003c\/strong\u003e—adjust trip settings to align with your protection scheme and downstream devices, improving selectivity and safety.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRobust fault response\u003c\/strong\u003e—high interruption capacity ensures rapid, reliable interruption of short circuits and overloads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial suitability\u003c\/strong\u003e—engineered to withstand the realities of heavy electrical loads, demanding environments, and long service life.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWho this is for\u003c\/strong\u003e: electrical engineers, facilities managers, and maintenance teams responsible for power distribution in manufacturing plants, data centers, hospitals, large campuses, and commercial facilities where uninterrupted power and precise protection are non‑negotiable.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eUse cases in the field\u003c\/strong\u003e include upgrading main incoming feeds in a switchgear lineup, refreshing protection in critical power distribution zones, and implementing coordinated protection in new builds where uptime and safety drive design decisions.\u003c\/p\u003e \u003cp\u003eIn short, the ABB E1B800PR121\/P-LSIIN combines the reliability of a proven air circuit breaker with the flexibility of adjustable trip settings and the assurance of high fault‑clearance performance. It’s a purpose‑built solution for safeguarding essential power distribution while supporting efficient maintenance and scalable protection strategies.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ABB","offers":[{"title":"Default","offer_id":46390482600098,"sku":"E1B800PR121\/P-LSIIN","price":7524.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_c3f57721-0c72-4b8b-804a-94bd84ca21d9.png?v=1765373669","url":"https:\/\/www.ampstate.com\/products\/abb-e1b800pr121-p-lsiin-air-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}