{"product_id":"square-d-hda260151aa","title":"Square D HDA260151AA 260151A 2-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HDA260151AA 2-Pole 600 V Circuit Breaker — a precise, ready-to-install protection device engineered for reliable performance in commercial and industrial electrical systems. Built around the exact part number HDA260151AA, this breaker is designed to slot into compatible Square D panels with confidence, delivering dependable dual-line interrupt capability when it matters most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HDA260151AA\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 260151 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Suitable for protection of 600 V circuits in Square D panel configurations (replacement or upgrade for systems designed for HDA-series breakers)\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe 2-pole design is purpose-built to disconnect both hot conductors simultaneously, a critical safety feature for dual-line circuits. This coordinated interruption minimizes arc energy and helps prevent partial faults that can compromise equipment or pose safety risks. With a 600 V rating, it’s engineered to handle higher-energy applications common in commercial feeders, industrial controls, and panel boards where reliability and quick-clearing protection are essential.\u003c\/p\u003e \u003ch3\u003eWhy this matters for your electrical system\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong precise compatibility:\u003e As a Square D component, it integrates smoothly with panels and accessories designed for the HDA series, reducing installation guesswork and ensuring proper fitment.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong dual-line protection:\u003e By interrupting both conductors at once, it provides robust protection for multi-wire branch circuits and shared-neutral configurations typical in many commercial setups.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong streamlined maintenance:\u003e Using the exact part number simplifies stock management and future replacements, helping maintain consistent protection across your distribution system.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eNew installations in commercial buildings where 600 V panels are standard\u003c\/li\u003e \u003cli\u003eUpgrading legacy panels that require compatible HDA-series breakers for continued protection\u003c\/li\u003e \u003cli\u003eRetrofits in industrial control cabinets where reliable, dual-pole interruption is essential for motor starters and feeder circuits\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical insights for installation and operation\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify panel compatibility with the HDA260151AA before replacement or installation to ensure secure mounting and proper electrical ratings.\u003c\/li\u003e \u003cli\u003eWhen replacing an existing breaker, match the device’s poles and voltage class to maintain correct trip characteristics and safety standards.\u003c\/li\u003e \u003cli\u003eConsult your panel’s labeling and Square D documentation for torque and terminal sizing guidance to achieve optimal clamping force and long-term reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you are upgrading an aging panel, assembling a new 600 V distribution setup, or standardizing protection across multiple enclosures, the Square D HDA260151AA 2-Pole 600 V Circuit Breaker delivers precise compatibility, reliable dual-line protection, and a straightforward replacement path that keeps your electrical system safe and running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423374135458,"sku":"HDA260151AA","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-hda260151aa","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}