{"product_id":"es-66423","title":"Square D ES-66423 - 50A, Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D ES-66423 - 50A Circuit Breaker, a compact yet rugged overcurrent protection device designed for industrial reliability. This 50A breaker is built to safeguard electrical distribution and motor control systems in demanding environments.\u003c\/p\u003e \u003cp\u003eKey applications include panelboards, switchboards, control panels, and OEM equipment, where safe operation and rapid fault clearance are essential.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e50-amp protection\u003c\/strong\u003e for feeders and branch circuits in commercial and industrial installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade performance\u003c\/strong\u003e from a trusted Square D lineage, delivering consistent tripping behavior and dependable long-term operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile integration\u003c\/strong\u003e into panelboards, switchboards, control panels, and OEM configurations, supporting reliable distribution and motor control centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnhanced safety and uptime\u003c\/strong\u003e by interrupting overcurrent before damage propagates, reducing downtime and equipment wear.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis circuit breaker is ideal for projects where you need balanced protection and ease of maintenance in distribution panels and MCCs, spanning manufacturing floors, commercial facilities, and custom OEM builds.\u003c\/p\u003e \u003cp\u003eChoosing the right protection means selecting a device you can trust. The Square D ES-66423 50A circuit breaker is designed to deliver predictable performance when you need it most—whether you're upgrading an existing panel, assembling a control system, or specifying parts for a new installation. Install with compatible Square D hardware for optimal results and ensure it matches your system's voltage, fault current, and enclosure requirements.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default","offer_id":46391271686306,"sku":"ES-66423","price":743.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/circuit_breaker_generic_a9abe4eb-7e62-478a-b4cb-8ecfd331751a.png?v=1765382695","url":"https:\/\/www.ampstate.com\/products\/es-66423","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}