{"product_id":"square-d-9999sb12-200a-3p-circuit-breaker","title":"Square D 9999SB12 Circuit Breaker, 200A, 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for demanding industrial electrical service, the Square D 9999SB12 circuit breaker delivers dependable overcurrent protection in a robust 3-pole, 200 A package. Designed for maintenance, replacement, and upgrade projects, this part-number-specific unit makes compatibility simple—use the part number 9999SB12 to confirm fit with your application and panel requirements.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 200 A protection\u003c\/strong\u003e safeguards 3-phase circuits across demanding industrial environments—ideal for manufacturing lines, heavy equipment, and process controls.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number-specific fit\u003c\/strong\u003e ensures you’re selecting the exact replacement for Square D installations; verify compatibility by cross-checking 9999SB12 with your panel and system specs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade durability\u003c\/strong\u003e built to withstand the rigors of on-site maintenance and frequent servicing in tough environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStreamlined maintenance path\u003c\/strong\u003e supports preventive maintenance programs, reducing downtime during routine replacements and service events.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003eChoose the 9999SB12 for industrial service panels, retrofit projects, and replacement programs where 3-phase, 200 A protection is required. It’s well-suited for facilities with high-demand loads, such as manufacturing lines, material handling systems, and continuous-process equipment, where quick, reliable breaker performance is essential.\u003c\/p\u003e \u003ch3\u003eCompatibility and fit guidance\u003c\/h3\u003e\n\u003col\u003e \u003cli\u003eConfirm the system is three-phase and requires 200 A protection.\u003c\/li\u003e \u003cli\u003eVerify that your panel or enclosure accepts 3-pole breakers of the required rating.\u003c\/li\u003e \u003cli\u003eCross-check the part number 9999SB12 to ensure exact form factor and electrical characteristics for your application.\u003c\/li\u003e \u003cli\u003eIf you’re unsure about compatibility, our team can assist with part-number matching and application requirements—message us and we’ll help.\u003c\/li\u003e\n\u003c\/ol\u003e \u003cp\u003eWith the Square D 9999SB12, you’re choosing a purpose-built solution for industrial protection that’s designed to integrate cleanly into existing Square D installations, helping you maintain safe, reliable operation across your electrical infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46414701494434,"sku":"9999SB12","price":460.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-9999sb12-circuit-breaker-200a-3-pole-breakers-853.webp?v=1789138604","url":"https:\/\/www.ampstate.com\/products\/square-d-9999sb12-200a-3p-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}