{"product_id":"square-d-kh36090cba-circuit-breaker","title":"Square D | KH36090CBA | Circuit Breaker | 90A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D KH36090CBA circuit breaker—a robust, three-pole, 90-amp device built for demanding electrical panels and power systems. With a 600V rating, it’s designed for maintenance, retrofit, and replacement projects where precise specs matter.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 90A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePole configuration:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number reference:\u003c\/strong\u003e KH36090CBA — your best compatibility anchor\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this KH36090CBA matters for your panel\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eDesigned for exact-fit replacement in Square D and compatible systems, reducing misfits and downtime.\u003c\/li\u003e \u003cli\u003eThree-pole configuration ensures simultaneous disconnection of all live conductors in three-phase systems, enhancing safety during maintenance and fault clearing.\u003c\/li\u003e \u003cli\u003e600V rating supports industrial and commercial distribution networks, delivering reliable performance in higher-voltage environments.\u003c\/li\u003e \u003cli\u003ePart number KH36090CBA serves as the most reliable reference when checking panel compatibility, minimizing search guesswork.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and ideal applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofits in aging electrical panels where a 90A, 3-pole, 600V breaker is required.\u003c\/li\u003e \u003cli\u003eMaintenance replacements to restore service quickly with a known, trusted spec.\u003c\/li\u003e \u003cli\u003eNew installations in systems designed around 3-phase, 600V circuits that demand clean, coordinated tripping.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat to verify before you purchase\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eConfirm fitment by comparing the panel’s labeling with KH36090CBA specifications—amperage, pole count, and voltage.\u003c\/li\u003e \u003cli\u003eEnsure the replacement aligns with your electrical service requirements and local codes for three-phase, 600V distribution.\u003c\/li\u003e \u003cli\u003eKeep the part number as your primary reference to avoid mismatches during ordering.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith Square D’s engineering backing, this KH36090CBA circuit breaker delivers dependable protection, precise tripping performance, and a straightforward replacement path for maintenance and retrofit projects. Whether you’re upgrading an old panel or stocking spare parts for ongoing service, this 90A, 3-pole, 600V breaker keeps critical systems safe and running.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426413990050,"sku":"KH36090CBA","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\/square-d-kh36090cba-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}