{"product_id":"square-d-pll34100u44a-circuit-breaker","title":"Square D | PLL34100U44A | Circuit Breaker | 1000A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D PLL34100U44A circuit breaker—a robust, industrial-grade protection device designed for demanding 480V three-phase systems. With a 1000A rating and a 3-pole configuration, this unit is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter and reliability is non‑negotiable.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 1000A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 480V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e PLL34100U44A\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cem\u003eCompatibility reminder:\u003c\/em\u003e Confirm fit and ratings before ordering. The part number PLL34100U44A is the best reference for compatibility with your panel or switchgear.\u003c\/p\u003e \u003ch3\u003eWhy this Square D breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGenuine Square D component\u003c\/strong\u003e ensures seamless integration with compatible Square D panels and gear, reducing misfit risk and installation headaches.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current reliability\u003c\/strong\u003e built for industrial environments where heavy loads and motor starting are common.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit-ready\u003c\/strong\u003e designed to replace existing 3-pole, 480V protections without major panel modifications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear, traceable reference\u003c\/strong\u003e using the PLL34100U44A part number streamlines ordering and future maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases and benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIdeal for 480V, three-phase distribution in manufacturing floors, large HVAC installations, and heavy machinery circuits.\u003c\/li\u003e \u003cli\u003eSupports dependable disconnection and overcurrent protection for critical feeders, helping minimize downtime during maintenance windows.\u003c\/li\u003e \u003cli\u003eSuitable for retrofit projects where existing equipment requires exact-spec replacements to preserve panel ratings and fault protection sequences.\u003c\/li\u003e \u003cli\u003eA single, precise replacement part reduces inventory complexity and accelerates repairs compared with generic equivalents.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and care tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify panel compatibility by cross-referencing the PLL34100U44A part number with your current equipment before installation.\u003c\/li\u003e \u003cli\u003eEnsure conductors and bus stabs match the breaker’s mounting style and rating for a secure, compliant fit.\u003c\/li\u003e \u003cli\u003eFollow the panel manufacturer’s guidelines for torque and mounting procedures to maintain proper electrical contact and protection performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhen you need dependable 1000A protection for 480V three-phase systems, the Square D PLL34100U44A circuit breaker delivers precise compatibility, durable construction, and straightforward retrofit capability. Use the part number as your primary reference to confirm fit, and choose this unit for a reliable, long-term solution in industrial power distribution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46425681166498,"sku":"PLL34100U44A","price":39756.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-pll34100u44a-circuit-breaker-1000a-3-pole-480v-944.webp?v=1789441167","url":"https:\/\/www.ampstate.com\/products\/square-d-pll34100u44a-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}