{"product_id":"hjl432450-circuit-breaker","title":"HJL432450 | Circuit Breaker | 450A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the HJL432450 circuit breaker—a robust 450A, 3-pole protection device designed for demanding industrial environments. Built to support maintenance, retrofit, and replacement projects, this breaker helps keep critical feeders and equipment safe while minimizing downtime.\u003c\/p\u003e \u003cp\u003eDesigned for three‑phase distribution at 480V, the HJL432450 delivers dependable interruption and coordinated protection across all phases. Its three-pole configuration ensures balanced tripping and reliable isolation, making it a solid choice for panelboards, switchgear, and MCCs that demand precise, code-compliant performance.\u003c\/p\u003e \u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 450 A\u003c\/li\u003e \u003cli\u003ePoles: 3-Pole\u003c\/li\u003e \u003cli\u003eVoltage: 480 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this model matters for your system\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAccurate compatibility reference: The part number HJL432450 is the best identifier for matching the exact breaker to your equipment. This reduces the guesswork during maintenance or retrofits.\u003c\/li\u003e \u003cli\u003eThree-phase protection: The 3-pole design ensures simultaneous interruption across all phases, protecting downstream equipment and improving arc-flash safety and system reliability.\u003c\/li\u003e \u003cli\u003eTargeted for retrofit and replacement: Ideal when upgrading or replacing aging breakers in industrial panels, switchgear, or distribution boards that require a 450A, 480V solution.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance: Servicing service panels and switchgear without compromising uptime or protection integrity.\u003c\/li\u003e \u003cli\u003eRetrofit: Upgrading legacy protection to modern, standardized 450A, 480V three-phase protection.\u003c\/li\u003e \u003cli\u003eReplacement: Substituting failed or obsolete breakers in 3‑phase distribution systems across manufacturing, data centers, and facilities with 480V infrastructure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBefore ordering, confirm fit and ratings against your equipment catalog and panel designation. The part number is the most reliable reference for compatibility.\u003c\/li\u003e \u003cli\u003eVerify system voltage (480V) and the 450A load requirements align with your load profile and upstream protection coordination.\u003c\/li\u003e \u003cli\u003eCross-check enclosure clearance, mounting arrangement, and any auxiliary accessories required for seamless integration into existing gear.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor reliable, industry-grade protection that aligns with specific 3-phase 480V systems, the HJL432450 circuit breaker offers precise compatibility, clear protection boundaries, and a clear path for maintenance, retrofit, or replacement projects. Ensure you verify fit and ratings with your system specifications to keep electrical infrastructure safe and efficient.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426436010146,"sku":"HJL432450","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\/hjl432450-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}