{"product_id":"square-d-pll34120-1200a-480v-3-pole-circuit-breaker","title":"Square D PLL34120 - 1200 A, 480 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D PLL34120 is a heavy-duty 1200 A, 480 V, 3-pole molded case circuit breaker engineered to deliver dependable branch circuit protection for panelboards and loadcenters. Designed to fit OEM panels and built with reliable protection in mind, this unit is a robust choice for demanding electrical environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded-case design\u003c\/strong\u003e maximizes panel space, helping you fit larger protection without crowding the enclosure.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection by coordinating overload and short-circuit response across varying temperatures and loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole, 480 V rating\u003c\/strong\u003e suits three-phase systems, delivering synchronized interruption for balanced distribution and motor circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e engineered to match with corresponding OEM loadcenters and panelboards for straightforward installation and dependable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for residential, commercial, and light industrial applications\u003c\/strong\u003e where reliable protection of branch circuits and protection against short circuits is critical.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart of Square D legacy\u003c\/strong\u003e built to meet the rigorous standards of electrical distribution panels while offering long-term durability in field conditions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe PLL34120 is purpose-built to prevent damage from overcurrent events by swiftly interrupting fault currents, reducing potential downtime and equipment wear. Its 1200 A rating makes it suitable for high-demand feeder circuits, while the 480 V, three-pole configuration ensures safe, coordinated protection in three-phase installations. Whether upgrading an existing panelboard or provisioning a new installation, this breaker provides a reliable, plug-and-play solution within compatible Square D and OEM panel ecosystems.\u003c\/p\u003e \u003ch3\u003eTechnical specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e PLL34120\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 1200 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor professionals seeking a durable, space-efficient, and compatible protection solution for three-phase systems, the Square D PLL34120 from AmpState offers precise protection and predictable trip performance when it matters most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355366019234,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_b27d2a62-cfb2-4561-a387-a5490c086ba2.png?v=1764691545","url":"https:\/\/www.ampstate.com\/products\/square-d-pll34120-1200a-480v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}