{"product_id":"siemens-shnd6b120lsig-circuit-breaker","title":"Siemens | SHND6B120LSIG | Circuit Breaker | 1200A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eDesigned for demanding electrical distribution, the Siemens SHND6B120LSIG circuit breaker delivers dependable overcurrent protection for 3‑phase systems up to 600V with a 1200A rating. This OEM Siemens part is ideal for maintenance, retrofit, and replacement tasks where exact specs matter and compatibility is non‑negotiable.\u003c\/p\u003e \u003ch3\u003eKey specs\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 1200A\u003c\/li\u003e \u003cli\u003ePoles: 3‑Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes this breaker the right choice\u003c\/h3\u003e\n\u003cp\u003eDesigned to match the exact form factor and electrical characteristics of your existing installation, this SHND6B120LSIG part ensures reliable protection without forcing compromises on panel layout or wiring. The three‑pole configuration provides synchronized trip across all phases, helping prevent unbalanced faults and equipment damage in motors, drives, and other heavy loads.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofits in industrial control panels where a Siemens 3‑pole, 600V device is required\u003c\/li\u003e \u003cli\u003eMaintenance replacements to restore original protection levels after wear or fault events\u003c\/li\u003e \u003cli\u003eNew or upgraded power distribution schemes in manufacturing lines, data centers, or large commercial facilities that operate 3‑phase loads\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow it benefits your operation\u003c\/h3\u003e\n\u003cp\u003eWith a robust 1200A rating, this breaker can interrupt high fault currents quickly, helping to safeguard motors, transformers, and switchgear. By using the exact part number SHND6B120LSIG, you're ensuring compatibility with Siemens panels and accessory fitments, reducing installation guesswork and downtime.\u003c\/p\u003e \u003ch3\u003eImportant installation and compatibility notes\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eFit and ratings confirmation required\u003c\/strong\u003e: Before ordering, verify that SHND6B120LSIG matches your panel or bus assembly and that its amperage, poles, and voltage align with system requirements. The part number is the most reliable reference for compatibility.\u003c\/p\u003e \u003ch3\u003ePractical tips for installers\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eTurn off service power and follow lockout\/tagout procedures before replacing any circuit breaker.\u003c\/li\u003e \u003cli\u003eCompare the part number on the replacement with the original to ensure a precise match.\u003c\/li\u003e \u003cli\u003eFollow manufacturer torque recommendations and enclosure clearance guidelines to ensure secure termination and cooling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46426825818274,"sku":"SHND6B120LSIG","price":31427.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/siemens-shnd6b120lsig-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}