{"product_id":"ge-tjj436y400wl-400a-600v-3-pole-circuit-breaker","title":"GE TJJ436Y400WL - 400 A, 600 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eGE TJJ436Y400WL is a rugged 400A, 600V, 3-pole molded case circuit breaker built to shield panelboards and loadcenters from overcurrent and short-circuit events. Its compact design maximizes valuable panel space without sacrificing protection, making it an ideal upgrade or new-install component in today's electrical systems.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSpace-efficient molded case design\u003c\/strong\u003e optimizes panel layout, enabling easier wiring and a cleaner installation in tight electrical enclosures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by combining thermal and magnetic sensing to respond accurately to both gradual overloads and sudden faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible compatibility\u003c\/strong\u003e is designed to pair with matching GE OEM loadcenters and panelboards for dependable fit, labeling, and performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e provides robust protection for 3-phase systems, making it suitable for commercial and light-industrial applications in addition to residential setups.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current capability\u003c\/strong\u003e at 400A and 600V rating supports demanding branch circuits while preserving system integrity and safety.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eProtect main service panels and subpanels in commercial spaces where compact form factor and reliable trip performance are critical.\u003c\/li\u003e \u003cli\u003eUpgrade older panelboards to enhance protection for 3-phase feeders and heavy-duty branch circuits.\u003c\/li\u003e \u003cli\u003e retrofit projects that require a GE-compatible solution to maintain consistent protection across the electrical distribution network.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e GE\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TJJ436Y400WL\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 400A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\u003c\/strong\u003e 3\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\u003eWith its precise protection mechanics, OEM compatibility, and space-conscious design, the GE TJJ436Y400WL is a practical, reliable choice for electricians and facility managers aiming to safeguard electrical systems without compromising panel capacity. Consider it for demanding residential, commercial, and light-industrial installations where dependable, codes-aligned protection is essential.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349717766306,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/ge-tjj436y400wl-400-a-600-v-3-pole-circuit-breaker-ampstate-breakers-734.webp?v=1788714789","url":"https:\/\/www.ampstate.com\/products\/ge-tjj436y400wl-400a-600v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}