{"product_id":"abb-s5n300tw-2-circuit-breaker","title":"ABB | S5N300TW-2 | Circuit Breaker | 300A | 2-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet ABB's S5N300TW-2 circuit breaker—a rugged, industrial-grade protection device designed for demanding panels and retrofit projects. Built to safeguard electrical feeders up to 300 amps at voltages up to 600 volts, this 2-pole bolt-on breaker delivers reliable, fast-acting overcurrent protection in a compact footprint.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 300 A continuous current capacity\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole design for simultaneous disconnection of both live conductors\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-On for secure, vibration-resistant installation\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose the S5N300TW-2 for maintenance, retrofit, or replacement?\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise compatibility reference:\u003c\/strong\u003e The part number is your strongest guide for matching characteristics and mounting footprint. Confirm fit and ratings before ordering.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEfficient retrofits:\u003c\/strong\u003e Bolt-on mounting simplifies upgrades in existing panels where space and alignment are critical, reducing downtime during replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBalanced protection:\u003c\/strong\u003e The 2-pole configuration ensures both lines are protected and simultaneously disconnected, enhancing safety and code compliance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use scenarios\u003c\/p\u003e \u003cul\u003e \u003cli\u003eRetrofits in legacy ABB panels that require S5N-series breakers with the same amperage and voltage ratings\u003c\/li\u003e \u003cli\u003eProtecting feeders and main circuits in industrial control panels, machine rooms, and manufacturing lines\u003c\/li\u003e \u003cli\u003eReplacement of worn or obsolete breakers to restore reliable overcurrent protection without changing the panel layout\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical considerations\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBefore ordering, verify that the S5N300TW-2 matches your panel's slot size, bus configuration, and trip characteristics. The part number is your best compatibility reference.\u003c\/li\u003e \u003cli\u003eCheck your wiring, torque requirements, and enclosure clearance to ensure a smooth installation and long service life.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith ABB's reputation for durable electrical protection, the S5N300TW-2 is built to endure challenging industrial environments while delivering consistent performance when it matters most. If you need a dependable bolt-on 300 A, 2-pole, 600 V circuit breaker that fits a retrofit or maintenance profile, this unit is designed for you.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46427397259426,"sku":"S5N300TW-2","price":510.0,"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-s5n300tw-2-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}