{"product_id":"general-electric-tjj426y400-circuit-breaker","title":"General Electric | TJJ426Y400 | Circuit Breaker | 400A | 2-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eGeneral Electric’s TJJ426Y400 circuit breaker is built for demanding electrical systems, delivering reliable protection for high-current circuits. Designed for maintenance, retrofit, and replacement projects, this 400A, 2-pole unit is rated for up to 600V, making it a robust choice for commercial and industrial panels that require strong, coordinated disconnect on both hot legs.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e TJJ426Y400 — use this number as the best compatibility reference\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy it matters\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCoordinated protection\u003c\/strong\u003e: The two-pole design ensures both lines shut off together, reducing the risk of neutral overload and providing a safer, more predictable interruption during faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact fit for compatible systems\u003c\/strong\u003e: Built to suit panels and feeders that specify TJJ426Y400; using the correct part number helps avoid mismatches that can disrupt electrical safety and performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFlexible use cases\u003c\/strong\u003e: Ideal for maintenance, retrofit, and replacement where high-current protection is needed in up to 600V service environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal applications include large commercial or light industrial panels, service entrances, and equipment feeders where a reliable 400A, 2-pole breaker is required to protect circuits against overloads and short circuits.\u003c\/p\u003e \u003cp\u003eImportant ordering note: Confirm fit and ratings before ordering. The part number is the best reference for compatibility, so check your panel’s documentation or contact a qualified electrician if you’re unsure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":46427498545314,"sku":"TJJ426Y400","price":2929.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/general-electric-tjj426y400-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}