{"product_id":"square-d-hda36125unyp","title":"Square D HDA36125UNYP 125A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D HDA36125UNYP 125A 3-Pole 600 V Circuit Breaker\u003c\/strong\u003e is a reliable protection device designed for demanding 3-phase electrical systems. Built to safeguard feeders and equipment, this breaker clearly communicates its ratings and role in keeping power distribution safe and uninterrupted.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HDA36125UNYP\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Square D\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes this model stand out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThree-pole design provides protection across a three-phase circuit with a single, coordinated trip, helping prevent damage from uneven phase loading.\u003c\/li\u003e \u003cli\u003e125 A rating makes it well-suited for mid-range feeders and equipment, offering robust protection without unnecessary trip-cycling in demanding environments.\u003c\/li\u003e \u003cli\u003e600 V maximum voltage rating accommodates a wide range of industrial and commercial applications, from motor feeders to distribution panels.\u003c\/li\u003e \u003cli\u003ePart of the Square D family, ensuring compatibility with standard Square D panels and field service practices for easier replacement and maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThree-phase distribution panels in manufacturing and processing facilities\u003c\/li\u003e \u003cli\u003eMotor control centers and large equipment feeders that require reliable overcurrent protection\u003c\/li\u003e \u003cli\u003eCommercial HVAC and processing systems where stable, safe power protection is critical\u003c\/li\u003e \u003cli\u003eUpgrade or replacement for aging electrical protection in systems that operate at or near 125 A and 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eUse the Square D HDA36125UNYP within panels and distribution systems designed for 3-pole, 600 V breakers. Verify that the surrounding equipment and bus assemblies match the breaker’s three-pole format and amperage rating. Always follow local electrical codes and the manufacturer’s installation instructions to ensure correct mounting, alignment, and secure connections for reliable, long-term protection.\u003c\/p\u003e \u003cp\u003eFor projects requiring dependable 3-phase protection at 125 amperes and up to 600 volts, the \u003cem\u003eSquare D HDA36125UNYP\u003c\/em\u003e 125A 3-Pole 600 V Circuit Breaker delivers clear performance, straightforward replacement, and compatibility with existing Square D infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423344447650,"sku":"HDA36125UNYP","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/square-d-hda36125unyp","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}