{"product_id":"abb-e1n1250pr121-p-lsiin-air-circuit-breaker","title":"ABB E1N1250PR121\/P-LSIIN Air Circuit Breaker For Low Voltage Power Distribution Systems In Industrial Facilities","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eABB E1N1250PR121\/P-LSIIN\u003c\/strong\u003e is a heavy-duty air circuit breaker engineered to protect and switch low-voltage power distribution systems in industrial and commercial facilities with dependable, field-ready performance. Built to withstand demanding environments, this unit delivers precise protection for main feeders and critical switchgear while offering adjustable trip settings that align with your protection philosophy.\u003c\/p\u003e \u003ch2\u003eKey Benefits\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAdjustable trip settings\u003c\/strong\u003e enable tailored protection coordination across feeders and panels, reducing nuisance trips and improving uptime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh interruption capacity\u003c\/strong\u003e provides reliable interruption of fault currents, helping safeguard motors, transformers, and downstream equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRobust, purpose-built design\u003c\/strong\u003e for low-voltage distribution in busy industrial and commercial facilities, delivering consistent performance in challenging operating conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSafe, scalable protection\u003c\/strong\u003e for main incoming feeders, large switchboards, and critical power-distribution networks, supporting orderly load shedding and rapid fault isolation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStreamlined integration\u003c\/strong\u003e with standard low-voltage panels and switchgear, enabling straightforward retrofit or incorporation into new installations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal Applications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMain incoming feeders in large industrial facilities where reliable isolation is essential for production continuity.\u003c\/li\u003e \u003cli\u003eSwitchboards and distribution panels that route diverse loads across manufacturing lines, offices, and support systems.\u003c\/li\u003e \u003cli\u003eCritical power distribution networks within commercial settings that require precise protection coordination to minimize downtime and equipment damage.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Choose the E1N1250PR121\/P-LSIIN\u003c\/h2\u003e\n\u003cp\u003eAZero in performance, the E1N1250PR121\/P-LSIIN stands out by delivering targeted protection that aligns with your specific electrical network. Instead of generic protection defaults, you gain the ability to fine-tune trip thresholds to match fault current levels and load characteristics. This translates to fewer unnecessary trips, quicker fault isolation, and a clearer protection hierarchy across the plant or facility.\u003c\/p\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eModel \/ Part Number: E1N1250PR121\/P-LSIIN\u003c\/li\u003e \u003cli\u003eBreaker Type: Air Circuit Breaker\u003c\/li\u003e \u003cli\u003eApplication: Low-voltage power distribution in industrial and commercial facilities\u003c\/li\u003e \u003cli\u003eKey capability: Adjustable trip settings for protection coordination\u003c\/li\u003e \u003cli\u003eProtection role: Suitable for main incoming feeders, switchboards, and critical distribution networks\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor plants that rely on continuous operation and precise protection, the ABB E1N1250PR121\/P-LSIIN provides a dependable solution that aligns hardware performance with your protection philosophy. Its rugged build, coupled with adaptable trip settings, helps you tailor protection to real-world operating conditions, improving reliability and long-term electrical safety.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ABB","offers":[{"title":"Default","offer_id":46390490824866,"sku":"E1N1250PR121\/P-LSIIN","price":7613.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_99859698-fa7e-440f-b9bc-32ea9010f885.png?v=1765373872","url":"https:\/\/www.ampstate.com\/products\/abb-e1n1250pr121-p-lsiin-air-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}