{"product_id":"general-electrics-mb512-225a-2-pole-plug-in-circuit-breaker","title":"General Electrics MB512 - 225 A, 2-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe General Electrics MB512 - 225 A, 2-Pole Plug-In Molded Case Circuit Breaker is engineered to shield electrical systems with reliable, rapid protection. Designed for dependable branch circuit overcurrent and short-circuit protection, this 2-pole unit fits seamlessly into panelboards and load centers, delivering peace of mind for both new installs and upgrades.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for quick installation and easy replacement during maintenance or panel upgrades, reducing downtime and service disruption.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection performance, responding precisely to overloads and short circuits to protect wiring and connected devices.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-matched compatibility\u003c\/strong\u003e ensures reliable fit and optimal performance when used with matching General Electric load centers and panelboards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile deployment\u003c\/strong\u003e suitable for residential, commercial, and light industrial applications, handling demanding branch circuits with confidence.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole, 225 A configuration\u003c\/strong\u003e supports essential 2-phase protection for common 240 V circuits, balancing safety with electrical efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e General Electrics\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e MB512\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 225 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Plug-in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider the MB512? electricians, facilities managers, and system designers seeking a robust, plug-in solution for panelboards and load centers that demand quick serviceability without compromising protection. Its molded-case construction and thermal-magnetic trip mechanism provide a dependable line of defense for high‑demand circuits, helping to prevent damage from overloads and unforeseen faults.\u003c\/p\u003e \u003cp\u003ePractical scenarios include upgrading aging panels in multifamily residences, outfitting commercial electrical rooms, or providing a reliable replacement in light industrial environments where fast installation and OEM-compatible performance are essential. When you choose the MB512, you’re opting for a proven GE design that prioritizes safety, ease of maintenance, and long-term reliability—delivering clear value in everyday electrical protection.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349722288290,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/general_electric_breaker_and_panel_7edb4452-b19e-4896-bce3-508e884584f3.png?v=1764155066","url":"https:\/\/www.ampstate.com\/products\/general-electrics-mb512-225a-2-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}