{"product_id":"eaton-mdl3700x-700a-600v-3-pole-circuit-breaker","title":"Eaton MDL3700X - 700 A, 600 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton MDL3700X 700A, 600V, 3-pole molded case circuit breaker is purpose-built to protect your most critical electrical loads with precision and reliability. Engineered for panelboards and loadcenters, this unit delivers fast, predictable protection for branch circuits while maximizing space in crowded panels.\u003c\/p\u003e \u003ch3\u003eWhy the MDL3700X stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design\u003c\/strong\u003e optimizes panel space without sacrificing protection or performance, making it an ideal retrofit or new-install solution in tight electrical rooms.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection against both overloads and short circuits, reducing nuisance trips and improving system uptime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e ensures simultaneous disconnection across all poles, enhancing arc fault safety and simplifying coordination in multi-phase circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM panel compatibility\u003c\/strong\u003e is built to pair with matching Eaton loadcenters and panelboards, streamlining installation and ongoing maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applicability\u003c\/strong\u003e suitable for residential, commercial, and light industrial environments, making it a flexible choice for a wide range of projects.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat problems it solves\u003c\/h3\u003e\n\u003cp\u003eWhen you need dependable branch circuit protection that won’t drift with temperature or load variations, the MDL3700X delivers. Its thermal-magnetic mechanism reacts precisely to overcurrent and short-circuit conditions, helping to:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePrevent damage to wiring and connected equipment by interrupting fault currents quickly.\u003c\/li\u003e \u003cli\u003eMinimize downtime from nuisance trips with stable, repeatable trip characteristics.\u003c\/li\u003e \u003cli\u003eMaintain safe, coordinated shutoff across all three phases, reducing arc exposure during faults.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Eaton\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e MDL3700X\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 700 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection for panelboards and loadcenters\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho is this ideal for?\u003c\/h3\u003e\n\u003cp\u003eElectrical contractors, facilities managers, and maintenance teams working on new installations or upgrades in offices, retail, schools, and light industrial facilities will appreciate the MDL3700X for its robust protection, space-saving design, and compatibility with Eaton’s OEM panel ecosystems.\u003c\/p\u003e \u003ch3\u003ePractical tips for installation and use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify panelboard compatibility with Eaton MDL3700X and ensure correct mounting orientation for reliable heat dissipation.\u003c\/li\u003e \u003cli\u003eTorque connections to manufacturer specifications to maintain secure lugs and optimal contact resistance.\u003c\/li\u003e \u003cli\u003eCoordinate with downstream protection devices to ensure proper selectivity and minimal downtime during faults.\u003c\/li\u003e \u003cli\u003eFollow local codes and standards for panel labeling, labeling of protective devices, and periodic inspection intervals.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor projects requiring a rugged, space-conscious 3-pole solution with dependable thermal-magnetic protection, the Eaton MDL3700X delivers predictable performance, seamless OEM compatibility, and broad applicability across residential, commercial, and light industrial environments. Available through AmpState, it’s a proven choice for reliable panel protection and long-term electrical system integrity.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349638566050,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton_breaker_and_panels_210c0327-0f77-4ef7-a283-180ceeab19b8.png?v=1764152203","url":"https:\/\/www.ampstate.com\/products\/eaton-mdl3700x-700a-600v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}