{"product_id":"kb2090s-circuit-breaker","title":"KB2090S | Circuit Breaker | 90A | 2-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eKB2090S\u003c\/strong\u003e is an industrial-grade circuit breaker engineered for reliability in maintenance, retrofit, and replacement projects where exact specifications matter. This 90-amp, 2-pole, 600-volt unit is designed to integrate with existing panels that require this precise configuration, helping you protect critical loads with confidence.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 90 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters for your operation\u003c\/p\u003e \u003cp\u003eWith a 2-pole design, the KB2090S ensures simultaneous disconnection of both conductors during an overcurrent event, enhancing safety and compliance in systems that rely on paired-phase protection. Its 600V rating targets industrial control circuits, panels, and feeders where robust overcurrent protection is essential. The 90A rating makes it suitable for medium-load circuits common in manufacturing spaces, machine rooms, and service panels.\u003c\/p\u003e \u003cp\u003eKey use cases\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMaintenance: replace aging breakers to restore dependable protection in service panels.\u003c\/li\u003e \u003cli\u003eRetrofit: upgrade or modernize panels that require a precise 90 A, 2-pole, 600 V solution.\u003c\/li\u003e \u003cli\u003eReplacement: keep KB2090S as a spare part to minimize downtime when a similar unit is needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eCompatibility and buying tips\u003c\/p\u003e \u003cul\u003e \u003cli\u003eThe part number KB2090S is the best reference for compatibility—always verify against your panel’s labeling and documentation.\u003c\/li\u003e \u003cli\u003eBefore ordering, confirm fit and ratings to ensure the breaker matches your panel’s voltage, amperage, and pole configuration.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhat sets KB2090S apart\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDirectly targets 90 A, 2-pole, 600 V applications, reducing guesswork when sourcing parts for industrial panels.\u003c\/li\u003e \u003cli\u003eDesigned for quick, reliable replacement in environments where downtime matters and accurate part matching is critical.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical guidance for field use\u003c\/p\u003e \u003cul\u003e \u003cli\u003eConsult your electrical team or panel manufacturer data when confirming compatibility—the KB2090S is a precise fit for systems requiring this exact specification.\u003c\/li\u003e \u003cli\u003eAlways install using proper protective equipment and follow established safety procedures to ensure a safe and compliant replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426214269090,"sku":"KB2090S","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/kb2090s-circuit-breaker-90a-2-pole-600v-354.webp?v=1789536010","url":"https:\/\/www.ampstate.com\/products\/kb2090s-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}