{"product_id":"square-d-hja36150yp-circuit-breaker","title":"Square D | HJA36150YP | Circuit Breaker | 150A | 3-Pole | 600V | Plug-In","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HJA36150YP circuit breaker—a robust 150A, 3-pole device engineered for demanding commercial and industrial electrical layouts. Designed for plug-in installation, it delivers reliable disconnect and protection for three-phase circuits in compatible panels. If you’re upgrading, retrofitting, or replacing aging protection, this breaker provides a precise match for your Square D system and ensures continued compliance with your 600V distribution setup.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart number HJA36150YP\u003c\/strong\u003e guarantees exact compatibility with Square D panels that require this reference for replacement or retrofit projects.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-in design\u003c\/strong\u003e enables quick, straightforward installation into compatible enclosures, minimizing downtime during maintenance or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e150A rating\u003c\/strong\u003e provides solid protection for high-load, three-phase circuits typical of motors, drives, and other heavy equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-Pole configuration\u003c\/strong\u003e supports three-phase distribution, ideal for modern industrial and commercial electrical systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V maximum system voltage\u003c\/strong\u003e suitable for a wide range of 3-phase applications in industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eImportant note\u003c\/strong\u003e: confirm fit and ratings before ordering; the part number is the best reference for compatibility with your panel.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker matters\u003c\/h3\u003e\n\u003cp\u003eWhen a panel requires a precise 3-pole, 150A protection mechanism, the HJA36150YP ensures you maintain robust safety and continuity for critical equipment. It’s particularly well-suited for retrofit projects where upgrading to a higher-capacity protection device is part of a broader efficiency and reliability strategy. By matching the exact part number, you avoid compatibility pitfalls and reduce the risk of incorrect substitutions that can lead to nuisance trips or improper protection.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit older panels to support 3-phase machinery and processing lines without changing the entire distribution architecture.\u003c\/li\u003e \u003cli\u003eReplace a failed or worn-out 3-pole breaker in 600V industrial installations, ensuring quick restoration of service.\u003c\/li\u003e \u003cli\u003eUpgrade electrical safety in manufacturing, warehousing, or facilities with high-demand motors and drives.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and care tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways verify that the panel labeling and the main switch correspond to the HJA36150YP specification before installation.\u003c\/li\u003e \u003cli\u003eHandle with standard safety procedures for electrical work; ensure the system is de-energized and de-pressed before replacing breakers.\u003c\/li\u003e \u003cli\u003eKeep this part on hand as a ready replacement for planned maintenance or capacity upgrades to minimize downtime.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427227914402,"sku":"HJA36150YP","price":12687.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/square-d-hja36150yp-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}