{"product_id":"siemens-q21550ct-50a-240v-circuit-breaker","title":"Siemens Q21550CT 50A 240V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens Q21550CT 50A 240V circuit breaker is a dedicated protection device designed for everyday electrical work in panelboards, load centers, and electrical distribution networks. Its design supports retrofit projects and maintenance planning, especially when keeping the exact part number matters for compatibility and stock control.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey features and practical benefits:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eRated performance:\u003c\/strong\u003e 50 A at 240 V, delivering reliable overcurrent protection for your circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInstallation context:\u003c\/strong\u003e suitable for panelboards, load centers, and electrical distribution setups — ideal where space and compatibility constraints exist.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit and maintenance friendly:\u003c\/strong\u003e designed to align with existing installations, helping you swap in a like-for-like part without reconfiguring the system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number consistency:\u003c\/strong\u003e using Q21550CT ensures you stay aligned with your documentation and maintenance schedules, reducing risks of mismatches.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAvailability through AmpState:\u003c\/strong\u003e straightforward procurement, with guidance to verify fit when needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this matters in real-world use:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit projects:\u003c\/strong\u003e when upgrading or renewing an aging distribution setup, this breaker lets you keep the same part number across components, minimizing downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance planning:\u003c\/strong\u003e stock planning becomes predictable with a standardized Siemens Q-series component, so you can plan replacements without long lead times.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSystem reliability:\u003c\/strong\u003e trusted Siemens build quality and the robust protection the 50 A\/240 V rating provides for essential circuits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIf you’re unsure about compatibility with your panel or load center, we’re ready to help. \u003cstrong\u003eMessage us\u003c\/strong\u003e to confirm fit for your exact panel model and ensure a seamless replacement.\u003c\/p\u003e \u003cp\u003ePurchase with confidence from AmpState and secure a dependable, consistent replacement that fits your electrical distribution needs.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410885562530,"sku":"Q21550CT","price":163.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_83963f7f-600e-419f-90c6-e7677089642b.png?v=1765492973","url":"https:\/\/www.ampstate.com\/products\/siemens-q21550ct-50a-240v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}