{"product_id":"square-d-999330-circuit-breaker","title":"Square D | 999330 | Circuit Breaker | 3-Pole | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D 999330\u003c\/strong\u003e is a rugged 3-Pole Bolt-On Circuit Breaker designed to safeguard three‑phase electrical systems in industrial and commercial environments. When you’re performing maintenance, retrofits, or replacements, this breaker delivers a reliable, compatible solution that aligns with Square D specifications. The best reference for compatibility is the part number 999330, and you should confirm fit and ratings before ordering.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e3-Pole configuration\u003c\/strong\u003e: Provides protection for all three conductors in a three-phase circuit, ensuring balanced and dependable circuit interruption.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-On mounting\u003c\/strong\u003e: Offers a secure mechanical connection in panels designed for bolt-on breakers, helping maintain stable operation even in demanding conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise compatibility reference\u003c\/strong\u003e: Use the part number 999330 as the definitive guide to fit and ratings; this minimizes guesswork during maintenance or panel upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e: Perfect for maintenance, retrofit, and replacement tasks in systems that require a 3-pole bolt-on breaker, reducing downtime and preserving system reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor projects involving legacy or upgraded panels that demand a bolt-on 3-pole solution, the 999330 delivers straightforward installation and dependable electrical protection aligned with Square D standards.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46424425791650,"sku":"999330","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-999330-circuit-breaker-3-pole-bolt-643.webp?v=1789357606","url":"https:\/\/www.ampstate.com\/products\/square-d-999330-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}