{"product_id":"ite-ll3b300-circuit-breaker","title":"ITE | LL3B300 | Circuit Breaker | 300A | 3-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the ITE LL3B300, a purpose-built circuit breaker designed to protect 3-phase, 600V electrical systems with the reliability industrial applications demand. With a 300A rating and 3-pole configuration, this bolt-on device delivers secure, robust protection for feeders and equipment in demanding environments. Whether you're performing maintenance, retrofitting an older panel, or replacing a failed breaker, LL3B300 is engineered to meet your exact spec needs.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 300 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e LL3B300\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this ITE LL3B300 stands out\u003c\/h2\u003e\n\u003cp\u003eUnlike generic breakers, the LL3B300 is identified by its exact part number, ensuring compatibility with specific panels and bus configurations. Its bolt-on mounting provides a rigid, vibration-resistant connection that remains dependable under demanding operating conditions. The three-pole, 600V design targets higher-current, three-phase circuits typical in industrial settings, delivering predictable trip characteristics and reliable protection for critical equipment.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and replacement in aging or standard 600V panels\u003c\/li\u003e \u003cli\u003eRetrofit projects where exact 3-pole, 300A protection is required\u003c\/li\u003e \u003cli\u003eNew installations or panel upgrades that demand a reliable LL3B300-specific solution\u003c\/li\u003e \u003cli\u003eProtection for industrial machinery circuits and feeders in 600V distribution systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFit, compatibility, and practical tips\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings against your panel catalog or equipment data. The part number LL3B300 is the most reliable reference for compatibility, ensuring that mounting, bus connection layout, and trip characteristics align with your installation needs.\u003c\/p\u003e \u003ch2\u003eInstallation and best practices\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePower down and follow proper lockout\/tagout procedures before any work.\u003c\/li\u003e \u003cli\u003eVerify that the panel’s mounting pattern and bus configuration match the bolt-on LL3B300 requirements.\u003c\/li\u003e \u003cli\u003eEnsure the system voltage and current demands align with the 600V, 300A ratings.\u003c\/li\u003e \u003cli\u003eMaintain clean connections and use the appropriate tools to secure the mounting hardware to specification.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor technicians and engineers, the ITE LL3B300 offers a precise, reliable solution when replacement or upgrade calls for an exact 3-pole, 300A, 600V bolt-on circuit breaker. Rely on the part number LL3B300 to verify compatibility and keep your electrical distribution protected and compliant.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ITE","offers":[{"title":"Default Title","offer_id":46427516305570,"sku":"LL3B300","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/ite-ll3b300-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}