{"product_id":"square-d-hda36125un","title":"Square D HDA36125UN 125A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HDA36125UN, a purpose-built circuit breaker designed to guard 3‑phase electrical systems against overloads and faults. With a 125 A current rating, a 3‑pole configuration, and a 600 V maximum rating, this unit delivers reliable protection for commercial and light industrial panels. Part number HDA36125UN is the exact specification you’ll want for replacements and upgrades in Square D installations.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eCurrent rating: 125 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage rating: 600 V\u003c\/li\u003e \u003cli\u003ePart Number: HDA36125UN\u003c\/li\u003e \u003cli\u003eBrand: Square D\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhat this means in practical terms: this 3‑pole breaker safeguards 3‑phase equipment by interrupting current during overloads or faults, helping protect motors, drives, and other critical loads in your distribution system. Its 600 V rating supports commercial and industrial environments that run multiple 3‑phase circuits, delivering dependable protection where it matters most.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal use scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing worn or outdated breakers in 3‑phase panels\u003c\/li\u003e \u003cli\u003eProtecting 3‑phase motor circuits and feeders up to 125 A\u003c\/li\u003e \u003cli\u003eUpgrading electrical infrastructure in commercial or light industrial settings operating up to 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy choose the HDA36125UN\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eExact compatibility with Square D installations, ensuring a reliable fit and consistent electrical performance\u003c\/li\u003e \u003cli\u003eClear, unambiguous part identification with HDA36125UN to simplify ordering and maintenance\u003c\/li\u003e \u003cli\u003eA straightforward upgrade path for panels that require a robust 3‑pole, 125 A protection solution\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eBefore installation, verify your panel compatibility with Square D components and consult your system diagrams to ensure the 3‑pole configuration and 125 A rating align with your circuit protection strategy. The HDA36125UN is a trusted choice for maintaining safe, continuous operation in demanding 3‑phase environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423574413474,"sku":"HDA36125UN","price":5807.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hda36125un-125a-3-pole-600-v-circuit-breaker-861.webp?v=1789316186","url":"https:\/\/www.ampstate.com\/products\/square-d-hda36125un","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}