{"product_id":"mdl3500-circuit-breaker","title":"MDL3500 | Circuit Breaker | 500A | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eMDL3500\u003c\/strong\u003e is a 500A, 3-Pole industrial circuit breaker designed for maintenance, retrofit, and replacement projects where exact specifications matter. Built to integrate with existing three‑phase power systems, it delivers dependable protection for demanding electrical environments.\u003c\/p\u003e \u003cp\u003eWith a \u003cstrong\u003ethree-pole configuration\u003c\/strong\u003e, this breaker provides balanced, coordinated protection across all phases, helping prevent unbalanced loads and ensuring safe shutoffs in critical motor and feeder circuits. Its 500A rating is suited for sizable industrial applications where robust current handling and reliable protection are essential.\u003c\/p\u003e \u003ch2\u003eKey Details\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 500A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e MDL3500\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eCompatibility and Ordering Tips\u003c\/h2\u003e\n\u003cp\u003eTo ensure proper fit and performance, use the \u003cstrong\u003eMDL3500\u003c\/strong\u003e part number as your primary reference. Before ordering, confirm the panel’s compatibility with a 3-Pole, 500A breaker and verify that the ratings align with your system requirements. This unit is designed to be a like‑for‑like replacement in existing installations that require the same amperage, pole count, and trip characteristics.\u003c\/p\u003e \u003ch2\u003eWhy This Matters\u003c\/h2\u003e\n\u003cp\u003eReplacing a circuit breaker isn’t just about matching amperage—it’s about preserving the integrity of your electrical distribution. The MDL3500 enables a straightforward swap that minimizes downtime, preserves wiring and bus arrangements, and maintains the protective coordination your panel expects. Ideal for motor control centers, large feeders, and distribution panels operating in industrial settings, it helps keep production lines running smoothly.\u003c\/p\u003e \u003ch2\u003eIdeal Use Scenarios\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMaintenance on aging panels that require a like-for-like 500A, 3-Pole replacement\u003c\/li\u003e \u003cli\u003eRetrofit projects where a precise footprint and trip rating are essential for compatibility\u003c\/li\u003e \u003cli\u003eReplacement in three-phase distribution systems serving heavy loads and motors\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation \u0026amp; Safety Considerations\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eEnsure the enclosure and bus arrangement accommodate a 3-Pole, 500A breaker with the MDL3500 footprint\u003c\/li\u003e \u003cli\u003eFollow all local electrical codes and the manufacturer’s installation procedures\u003c\/li\u003e \u003cli\u003eObserve lockout\/tagout practices and verify system de-energization before replacement\u003c\/li\u003e \u003cli\u003eUse proper torque and mounting guidelines as specified for your panel to maintain secure connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46425652297890,"sku":"MDL3500","price":9342.0,"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\/mdl3500-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}