{"product_id":"ge-tjk436400wl-400a-600v-3-pole-circuit-breaker","title":"GE TJK436400WL - 400 A, 600 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for demanding electrical environments, the GE TJK436400WL is a 400A, 600V, 3-pole molded case circuit breaker designed to deliver dependable branch-circuit protection in panelboards and load centers. Its compact molded-case design maximizes panel space, while the thermal-magnetic trip unit provides stable, repeatable protection against both overloads and short circuits. engineered for seamless integration with GE OEM load centers and panelboards, this 3-pole breaker is a reliable choice for three-phase applications across residential, commercial, and light industrial settings.\u003c\/p\u003e \u003ch3\u003eKey benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded-case design:\u003c\/strong\u003e Maximizes available space inside panelboards and load centers without compromising protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e Delivers stable, repeatable protection by responding to both sustained overloads (thermal) and short circuits (magnetic) for faster fault clearing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole configuration:\u003c\/strong\u003e Ideal for 3-phase systems, providing coordinated protection across all conductors in the circuit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-amp and voltage rating:\u003c\/strong\u003e 400A capacity at up to 600V, suitable for large branch circuits and main feeders.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility:\u003c\/strong\u003e Designed to drop into GE-aligned load centers and panelboards for a plug-and-play fit and reliable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications:\u003c\/strong\u003e Suitable for residential, commercial, and light industrial environments where robust protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMain feeder protection in commercial panelboards and large subpanels.\u003c\/li\u003e \u003cli\u003eProtection for large residential service entrances or multi-family installations requiring 400A capacity.\u003c\/li\u003e \u003cli\u003eControl panels and light industrial equipment where three-phase reliability is critical.\u003c\/li\u003e \u003cli\u003eReplacement in GE OEM systems to maintain compatibility and consistent protection curves.\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 GE\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TJK436400WL\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 \u003ch3\u003eWhy this GE breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThe 3-pole design is purpose-built for three-phase systems, ensuring coordinated protection across all conductors in the circuit.\u003c\/li\u003e \u003cli\u003eThe thermal-magnetic trip unit delivers reliable performance under varying load conditions, reducing nuisance trips while delivering fast response to short circuits.\u003c\/li\u003e \u003cli\u003eOEM compatibility means straightforward installation in GE load centers and panelboard ecosystems, helping maintain labeling, warranty, and performance consistency.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical considerations\u003c\/h3\u003e\n\u003cp\u003eWhen selecting this breaker, confirm your panel is rated for 400A and supports a 3-pole molded case device. Always follow local electrical codes and the panel manufacturer’s guidelines for installation, calibration, and safe operation. For ongoing reliability, pair with GE-listed components in compatible GE load centers to ensure optimum trip performance and system protection.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349718159522,"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_03e55134-5490-4ad0-8fe2-f018b3f99593.png?v=1764154900","url":"https:\/\/www.ampstate.com\/products\/ge-tjk436400wl-400a-600v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}