{"product_id":"ja3090s-circuit-breaker","title":"JA3090S | Circuit Breaker | 90A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eJA3090S circuit breaker\u003c\/strong\u003e is a robust, industrial-grade safety device engineered for demanding three‑phase power systems. With a 90A rating and a 3‑pole configuration, this 600V breaker delivers reliable protection for motors, drives, and downstream equipment in industrial panel boards and distribution networks. When your project calls for precise compatibility, JA3090S stands out as the dependable choice for maintenance, retrofit, and replacement scenarios.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this JA3090S matters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility matters\u003c\/strong\u003e — The part number is the best reference for fit and ratings. Confirm the JA3090S matches your panel, bus, and duty cycle before ordering to ensure seamless operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole protection for three-phase systems\u003c\/strong\u003e — A true 3‑pole design helps balance phases, protects motors from phase faults, and simplifies coordination in 3‑phase circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V insulation and performance\u003c\/strong\u003e — Designed for industrial distribution and motor circuits that require reliable interruption at voltages up to 600V.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e90A continuous capacity\u003c\/strong\u003e — Adequate headroom for typical industrial loads while providing rapid response to overloads and short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance-friendly replacement\u003c\/strong\u003e — A straightforward swap for aging or incompatible breakers, reducing downtime and maintenance complexity.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects in manufacturing lines where existing 3‑pole, 600V protection needs a precise 90A match.\u003c\/li\u003e \u003cli\u003eReplacement in established control panels and motor control centers to restore reliable protection and trip coordination.\u003c\/li\u003e \u003cli\u003eNew installations that require a proven, compatible breaker with three-phase protection and clear part-number traceability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat sets JA3090S apart from generic substitutes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eClear traceability through the exact JA3090S part number, minimizing compatibility guesswork and field configuration errors.\u003c\/li\u003e \u003cli\u003eBalanced three-phase protection that supports motor integrity, startup surges, and safe shutdown across all phases.\u003c\/li\u003e \u003cli\u003eIndustrial-grade reliability designed to withstand the rigors of busy facilities, reducing nuisance trips and maintenance cycles.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical guidance for a smooth fit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eBefore purchasing, cross-check the JA3090S against your panel’s documentation to confirm amperage, pole count, and voltage ratings align with your system requirements.\u003c\/li\u003e \u003cli\u003ePlan replacements during scheduled maintenance windows to minimize impact on production or service continuity.\u003c\/li\u003e \u003cli\u003eUse this breaker in environments and applications specified for 90A, 3‑pole, 600V protection to ensure optimal performance and safety compliance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re maintaining an existing installation, upgrading to a newer spec, or replacing a failed unit, the JA3090S circuit breaker offers precise compatibility, dependable protection, and clear, auditable traceability for your 3‑phase electrical infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426211778722,"sku":"JA3090S","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/ja3090s-circuit-breaker-90a-3-pole-600v-587.webp?v=1789535473","url":"https:\/\/www.ampstate.com\/products\/ja3090s-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}