{"product_id":"square-d-fa100x","title":"Square D FA100X 100A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eProtect your three-phase power distribution with the Square D FA100X 100A 3-Pole 600 V Circuit Breaker. Part number FA100X, this three-pole device is engineered to safeguard wiring, motors, and panels in commercial and industrial environments by quickly interrupting fault currents in systems up to 600 V. With a 100 A rating, it delivers dependable protection while maintaining system efficiency across all three phases.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e up to 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e FA100X\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e 3-pole circuit breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters\u003c\/h3\u003e\n\u003cp\u003eIn a three-phase system, faults can cause phase imbalance, overheating, and equipment damage. The FA100X provides coordinated protection by simultaneously disconnecting all three phases, helping prevent downstream damage and improving overall safety. Its 100 A rating is ideal for feeders and moderate motor loads, reducing the risk of nuisance trips while maintaining reliable protection for your infrastructure.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCommercial and industrial panels servicing three-phase motors, compressors, conveyors, HVAC equipment, and similarly rated loads\u003c\/li\u003e \u003cli\u003eMain disconnects in three-phase distribution boards up to 600 V\u003c\/li\u003e \u003cli\u003eRetrofit applications within existing Square D installations that require a dependable 3-pole, 100 A protection device\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat to consider when purchasing\u003c\/h3\u003e\n\u003cp\u003eEnsure your panel accepts FA100X 3-pole breakers and that your system voltage aligns with the 600 V rating. For proper installation, pair this breaker with appropriately rated conductors and follow applicable electrical codes. A licensed electrician can confirm panel compatibility and installation requirements specific to your site.\u003c\/p\u003e \u003ch3\u003eCompared to other options\u003c\/h3\u003e\n\u003cp\u003eChoosing a 3-pole solution like the FA100X provides true three-phase protection, guaranteeing simultaneous disconnection of all phases during faults. This cohesive approach helps maintain balanced protection across the entire circuit, simplifying maintenance and improving long-term reliability within Square D distribution systems.\u003c\/p\u003e \u003ch3\u003eReady for installation\u003c\/h3\u003e\n\u003cp\u003eWith the FA100X, you’re selecting a trusted protective device designed to guard your electrical distribution against overloads and short circuits, ensuring safer, more reliable power delivery across your facility.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423236575394,"sku":"FA100X","price":4597.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-fa100x-100a-3-pole-600-v-circuit-breaker-506.webp?v=1789286564","url":"https:\/\/www.ampstate.com\/products\/square-d-fa100x","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}