{"product_id":"abb-s5n-2p-300a-circuit-breaker","title":"ABB | S5N-2P-300A | Circuit Breaker | 300A | 2-Pole | 600V | Bolt-On","description":"\u003cdiv\u003eThe ABB S5N-2P-300A circuit breaker is a rugged, bolt-on solution designed for reliable overcurrent protection in industrial electrical systems. With 300A capacity, 2-pole configuration, and a 600V rating, this breaker is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter. Key details at a glance\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 300A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e\n\u003c\/ul\u003e Why this model stands out\n- Bolt-On design for precise alignment and a secure connection, reducing installation time and ensuring consistent contact pressure in demanding environments.\n- Exact compatibility guided by the part number S5N-2P-300A, making it the most reliable reference when sourcing a replacement or performing a retrofit in existing panel boards.\n- Built to perform in industrial settings where robust protection against overcurrent events is critical, helping protect downstream equipment and minimize unplanned downtime.\n- Clear, straightforward replacement path for aging or hard-to-match breakers that previously served 600V circuits in complex distributions. Ideal use cases\n- Retrofit projects in legacy panels that require a 600V, 300A, 2-pole bolt-on breaker without redesigning the bus layout.\n- Maintenance and replacement of aging ABB gear in manufacturing lines, facilities, or commercial electrical distributions where downtime is costly.\n- Upgrading or consolidating protection schemes in installations that demand quick, dependable bolt-on installation with a known compatibility reference. How this breaker helps you operate more confidently\n- With a precise fit confirmed by the part number, you minimize risk when ordering replacements for critical systems.\n- 2-pole configuration provides straightforward isolation for both conductors, simplifying safe maintenance and reducing exposure to live parts.\n- The 600V rating broadens the range of compatible applications, making it suitable for mid- to high-voltage distribution segments in industrial environments. Practical tips for selection and installation\n- Always verify fit and ratings before ordering. The S5N-2P-300A part number is your best reference for compatibility with your panel and existing wiring.\n- Use this breaker in applications requiring reliable secondary protection and clean, predictable tripping behavior within its 300A, 600V specification.\n- Plan for bolt-on mounting considerations in your enclosure or switchgear to ensure clean alignment and secure fasteners during installation.\n- For best results, pair with matching ABB protection components and adhere to your facility’s safety procedures during installation and testing. If you’re replacing an older or hard-to-match breaker in a 600V system, the ABB S5N-2P-300A offers a precise, dependable bolt-on solution that aligns with established panel layouts while delivering solid overload protection. By sticking to the part number for compatibility and following prudent installation practices, you’ll achieve a straightforward upgrade path with minimal disruption to operations.\u003c\/div\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46427397390498,"sku":"S5N-2P-300A","price":2716.0,"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\/abb-s5n-2p-300a-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}