{"product_id":"square-d-pka36080u43a-800a-3-pole-plug-in-circuit-breaker","title":"Square D PKA36080U43 A - 800 A, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D PKA36080U43A 800A, 3-pole plug-in molded case circuit breaker — a robust solution designed to safeguard your panelboards and load centers from overcurrent and short-circuit events. Built for dependable, long-term performance, it delivers precise protection where high-current reliability matters most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for quick installation or seamless replacement, minimizing downtime during service or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e combines thermal overcurrent protection with an instantaneous magnetic trip for stable, repeatable protection across diverse loads and fault conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e800A, 3-pole configuration\u003c\/strong\u003e provides strong branch-circuit protection and is suitable for high-current feeders in larger panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-in molded case design\u003c\/strong\u003e ensures solid electrical contact and a compact, field-replaceable form factor that simplifies maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e engineered to fit matching Square D load centers and panelboards, ensuring reliable performance and straightforward retrofit or upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker is ideal for a range of applications, from residential service panels to commercial and light industrial distribution. Use it to protect main feeders or large branch circuits where rugged protection and quick, hassle-free installation are essential. Its 3-pole arrangement helps coordinate protection across three-phase systems, delivering coordinated response in the event of overloads or short circuits.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy choose this model\u003c\/strong\u003e — The PKA36080U43A stands apart with its combination of high current rating, plug-in convenience, and proven thermal-magnetic protection. It’s designed for technicians who value rapid service, reliable protection, and panel compatibility without sacrificing performance in demanding environments.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eSpecifications at a glance\u003c\/strong\u003e:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: PKA36080U43A\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 800A\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\u003c\/li\u003e \u003cli\u003eMounting Style: Plug-in\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhen planning a retrofit or new installation, pairing this plug-in breaker with compatible Square D panelboards or load centers helps ensure a cohesive protection system. For service professionals, its plug-in design reduces installation time and downtime, while the thermal-magnetic trip unit provides dependable protection against nuisance trips and catastrophic faults alike. For facilities managers and electricians aiming for durable, scalable protection in high-current applications, the Square D PKA36080U43A offers a precise, purpose-built solution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355358875810,"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_5b52cd18-daef-4814-ac0e-c03fc9e5c88e.png?v=1764691533","url":"https:\/\/www.ampstate.com\/products\/square-d-pka36080u43a-800a-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}