{"product_id":"square-d-hja36125skyp","title":"Square D HJA36125SKYP 125A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for reliability in demanding three‑phase electrical systems, the Square D HJA36125SKYP is a 125A, 3‑pole circuit breaker rated for up to 600 V. This dedicated Square D part (Part Number: HJA36125SKYP) delivers robust overcurrent protection for commercial and light industrial panels, helping safeguard wiring, motors, and other critical loads from overloads and short circuits.\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\u003eBrand\/part:\u003c\/strong\u003e Square D, HJA36125SKYP\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThree-pole protection ensures simultaneous interruption of all three phases, reducing the risk of phase imbalance during a fault.\u003c\/li\u003e \u003cli\u003e125 A rating makes it ideal for feeder protection and main circuits in panels that serve multiple three-phase loads.\u003c\/li\u003e \u003cli\u003e600 V maximum accommodates typical industrial and commercial three-phase environments without oversizing components.\u003c\/li\u003e \u003cli\u003eDesigned by Square D to be a reliable, compatible replacement part that integrates smoothly with existing Square D panels and infrastructure.\u003c\/li\u003e \u003cli\u003eUsing the exact part number HJA36125SKYP simplifies sourcing, stocking, and quick field replacement to minimize downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a worn or tripped breaker in three-phase distribution panels within commercial buildings, manufacturing floors, or warehouses.\u003c\/li\u003e \u003cli\u003eProviding feeder protection for three-phase motors, conveyors, pumps, and other mid-to-high‑demand equipment.\u003c\/li\u003e \u003cli\u003eUpgrading panel protection in HVAC systems, data centers, or other facilities with balanced three-phase loads up to 125 A.\u003c\/li\u003e \u003cli\u003eMaintaining system reliability in new installations where standardized Square D components streamline maintenance and future replacements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways verify panel compatibility for a 3‑pole, 125 A breaker and ensure the trip characteristics align with your application requirements.\u003c\/li\u003e \u003cli\u003eWhen replacing, match the exact part number HJA36125SKYP to ensure correct electrical fit and performance.\u003c\/li\u003e \u003cli\u003eFollow proper de-energization and safety practices, and adhere to local electrical codes during installation or replacement.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor reliable three‑phase protection in your next service upgrade or panel replacement, the Square D HJA36125SKYP 125A 3‑Pole 600 V Circuit Breaker combines proven performance with straightforward compatibility—delivering peace of mind where sensitive equipment and busy facilities demand dependable power management.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423186243746,"sku":"HJA36125SKYP","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hja36125skyp-125a-3-pole-600-v-circuit-breaker-862.webp?v=1789280327","url":"https:\/\/www.ampstate.com\/products\/square-d-hja36125skyp","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}