{"product_id":"general-electrics-thkma836300-300a-3-pole-bolt-on-circuit-breaker","title":"General Electrics THKMA836300 - 300 A, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the General Electrics THKMA836300 — a 300 A, 3-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for rigorous environments, this unit combines secure bolt-on mounting with a thermal-magnetic trip system to ensure accurate, repeatable protection performance.\u003c\/p\u003e \u003cp\u003eKey features that set this breaker apart:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on mounting\u003c\/strong\u003e: provides a rigid, vibration-resistant bus connection, reducing wear and maintaining solid electrical continuity even in equipment spaces subject to vibration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: combines thermal and magnetic protection for precise response to both slow-heating overloads and instantaneous short circuits, helping prevent nuisance trips while safeguarding circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e: ideal for three-phase panelboards and load centers, enabling coordinated protection across all phases.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e300 Ampere rating\u003c\/strong\u003e: supports high-current branches commonly found in commercial and light industrial installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e: engineered to pair with matching General Electrics OEM load centers and panelboards for straightforward replacement and reliable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e: suitable for residential, commercial, and light industrial settings where robust branch-circuit protection is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical use scenarios:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eService feeders and main distribution panels in small to mid-size commercial spaces.\u003c\/li\u003e \u003cli\u003eThree-phase branch circuits in light industrial facilities that demand dependable protection with minimal downtime.\u003c\/li\u003e \u003cli\u003eUpgrades or replacement in GE-based panelboards where a bolt-on molded case breaker is specified.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eTechnical snapshot:\u003c\/p\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 THKMA836300\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 300 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-on\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\u003eWhy choose the THKMA836300 from AmpState?\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eIt’s designed to deliver consistent trip performance in demanding environments, helping you avoid costly outages.\u003c\/li\u003e \u003cli\u003eThe bolt-on design reduces bus-bar stress and improves long-term reliability in panel installations.\u003c\/li\u003e \u003cli\u003eCompatibility with GE OEM panel products simplifies installation and maintenance, preserving warranty and performance standards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eMaintenance and care tip: ensure mounting hardware remains tight and inspect connections periodically to maintain optimal conductivity and protection. The thermal-magnetic trip mechanism should be tested according to your panel’s maintenance schedule to confirm proper operation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349730644130,"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_94a7466c-6261-4c47-b4ba-ec2ce97a875c.png?v=1764155414","url":"https:\/\/www.ampstate.com\/products\/general-electrics-thkma836300-300a-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}