{"product_id":"square-d-mhl364001291-circuit-breaker","title":"Square D | MHL364001291 | Circuit Breaker | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D Circuit Breaker identified by part number \u003cstrong\u003eMHL364001291\u003c\/strong\u003e. This three-pole, 600V device is designed for maintenance, retrofit, and replacement tasks where exact specifications matter. By matching the exact part number, you ensure compatibility and reliable protection for your three‑phase electrical system.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3‑Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e MHL364001291\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand\/series:\u003c\/strong\u003e Square D\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this breaker matters\u003c\/h2\u003e\n\u003cp\u003eThis 3‑pole, 600V circuit breaker is purpose-built for three‑phase power distribution, delivering dependable overcurrent protection for industrial and commercial circuits. It’s especially valuable in maintenance scenarios, retrofits, and optimized replacements where you need to preserve panel and bus compatibility while maintaining safety and performance standards. Because the part number is the most reliable reference for compatibility, you can confidently source the exact unit you need for your Square D systems.\u003c\/p\u003e \u003ch2\u003eWho benefits\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eElectrical maintenance technicians overseeing panel health and reliability\u003c\/li\u003e \u003cli\u003eSystems integrators performing retrofits or upgrades on three‑phase equipment\u003c\/li\u003e \u003cli\u003eFacilities engineers stocking spare parts for rapid service calls\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eUse cases and practical guidance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eReplacement in existing Square D panels where a 3‑pole, 600V device is specified\u003c\/li\u003e \u003cli\u003eRetrofit projects that require matching the MHL364001291 part number to ensure seamless integration\u003c\/li\u003e \u003cli\u003eSpare part preparation for facility service teams dealing with routine electrical maintenance\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFit, compatibility, and installation tips\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, confirm the fit by referencing the exact part number MHL364001291 against your panel’s approved parts list. This breaker is intended for Square D installations that rely on the MHL‑series form factor and 3‑pole configurations. When installing, follow standard lockout\/tagout procedures and the panel manufacturer’s installation guidelines to ensure safe and reliable operation.\u003c\/p\u003e \u003cp\u003eKeep systems protected and downtime minimal with the precise replacement you need. Ready to secure the exact part for your 3‑phase 600V setup? Add the Square D MHL364001291 circuit breaker to your cart and ensure continuity in your electrical infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426750517410,"sku":"MHL364001291","price":510.0,"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\/square-d-mhl364001291-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}