{"product_id":"square-d-mh36800-circuit-breaker","title":"Square D | MH36800 | Circuit Breaker | 800A | 3-Pole | 600V | Plug-In","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D \u003cstrong\u003eMH36800 Circuit Breaker\u003c\/strong\u003e is engineered for high-demand electrical environments where reliability and rapid deployment matter. With an \u003cstrong\u003e800A\u003c\/strong\u003e rating, a \u003cstrong\u003e3-pole\u003c\/strong\u003e configuration, and a \u003cstrong\u003e600V\u003c\/strong\u003e specification, this plug-in breaker delivers robust, three-phase protection for large loads and critical equipment. Built for maintenance, retrofit, and replacement projects, it’s designed to slot into compatible Square D panels so you can restore power quickly and safely.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 800A — capable of safeguarding heavy circuits and motor loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole — ideal for three-phase distribution common in industrial and commercial power systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V — suited to medium- to high-voltage panel boards and feeders.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Plug-In — streamlined installation that minimizes downtime and aligns with standard Square D panel configurations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication):\u003c\/strong\u003e Perfect for maintenance, retrofit, and replacement when the exact specs match your panel’s requirements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e Part number MH36800 is the most reliable reference for compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this MH36800 matters in your electrical system\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrong precise compatibility for demanding panels:\u003e The plug-in form factor is designed for quick swaps in panels that accept this style, helping you minimize outage time during maintenance or upgrades.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong high-current protection:\u003e An 800A rating provides a clear safety margin for large feeders and heavy machinery, reducing the risk of nuisance trips while maintaining reliable overload protection.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong clear three-phase protection:\u003e The 3-pole configuration ensures balanced protection across all three phases, which is essential for motors, compressors, and other three-phase equipment.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong durable field-proven reliability:\u003e As a Square D component, it benefits from rigorous testing and a design ethos aimed at long-term performance in challenging environments.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use scenarios\u003c\/p\u003e \u003cul\u003e \u003cli\u003e retrofit projects where existing panels require a like-for-like high-capacity breaker with plug-in installation\u003c\/li\u003e \u003cli\u003e maintenance shutdowns for critical manufacturing lines and large HVAC or motor control centers\u003c\/li\u003e \u003cli\u003e new installations within industrial facilities needing robust three-phase protection at 600V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical guidance for selecting and using this breaker\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eConfirm fit first:\u003c\/strong\u003e Always verify that your panel accepts MH36800-style plug-in breakers and that 800A, 3-pole, 600V ratings align with your circuit requirements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eUse the part number for compatibility:\u003c\/strong\u003e The MH36800 is the most reliable reference when searching for replacements or cross-compatibility in field service documentation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMatch your protection strategy:\u003c\/strong\u003e Pair this breaker with appropriate feeders, conductors, and protection coordination to ensure selective tripping and safe isolation of faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSafety and handling:\u003c\/strong\u003e Follow standard electrical safety protocols, including de-energizing the panel, verifying absence of voltage, and using proper PPE during installation or replacement.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eCustomer-focused advantages\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePeace of mind:\u003c\/strong\u003e Knowing you have a well-suited, plug-in 800A three-phase breaker reduces project risk and downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOperational continuity:\u003c\/strong\u003e Fast installation means minimal interruption to critical processes and equipment uptime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear documentation:\u003c\/strong\u003e The part number MH36800 provides a straightforward reference point for maintenance records and future service needs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn short, the Square D \u003cstrong\u003eMH36800\u003c\/strong\u003e is a purpose-built solution for high-capacity, three-phase protection in plug-in form factors. If you’re upgrading, retrofitting, or replacing a breaker in a compatible 600V system, this model delivers the performance and reliability you rely on in demanding industrial and commercial settings.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46425527025826,"sku":"MH36800","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/square-d-mh36800-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}