{"product_id":"k3090-circuit-breaker","title":"K3090 | Circuit Breaker | 90A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe K3090 circuit breaker delivers reliable, industrial‑grade protection for three‑phase electrical systems. Rated at 90A with a 3‑pole configuration and a 600V operating envelope, it’s designed for professional maintenance, retrofit, and replacement projects where exact specs matter.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 90A\u003c\/li\u003e \u003cli\u003ePoles: 3‑Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this K3090 matters\u003c\/h2\u003e\n\u003cp\u003eWhen refreshing an existing installation, matching the original part number is the fastest path to seamless compatibility. The K3090’s 3‑pole, 90A rating up to 600V makes it suitable for many three‑phase panels and switchgear that require a direct like‑for‑like replacement. The part number is the best reference for compatibility, helping you avoid mismatched trip characteristics or mounting footprints and ensuring a smooth swap in your equipment.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMaintenance on industrial feeders and motor circuits up to 600V\u003c\/li\u003e \u003cli\u003eRetrofit projects where a like‑for‑like three‑phase breaker is required\u003c\/li\u003e \u003cli\u003eReplacement of worn or failed breakers in service panels and control gear\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical guidance for a successful fit\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, confirm that your system is three‑phase, operates at up to 600V, and requires a 90A rating. The K3090 part number serves as the strongest reference for compatibility, ensuring the correct form factor, mounting, and electrical characteristics match your existing equipment. If your documentation lists K3090, this breaker is the right match.\u003c\/p\u003e \u003ch2\u003eInstallation and safety\u003c\/h2\u003e\n\u003cp\u003eInstall by qualified personnel following established safety procedures. Verify that the panel’s bus and mounting arrangement accommodate a 3‑pole, 600V device and that the installation adheres to all applicable electrical codes and standards.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426226557090,"sku":"K3090","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/k3090-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}