{"product_id":"square-d-a1b315-circuit-breaker","title":"Square D | A1B315 | Circuit Breaker | 3-Pole | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D A1B315 3-Pole Bolt-On Circuit Breaker—built for precision in maintenance, retrofit, and replacement projects where exact spec matching matters. With a 3-Pole configuration designed for three-phase protection, this breaker integrates cleanly into compatible Square D panels, delivering reliable upstream protection without the guesswork.\u003c\/p\u003e \u003cp\u003eKey advantages of choosing the A1B315:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart number reference\u003c\/strong\u003e: A1B315 is the definitive reference for compatibility. Always start with the part number to ensure a perfect fit in your Square D system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, three-phase protection\u003c\/strong\u003e: 3-Pole design guards all three conductors in your circuit, helping to maintain balanced protection across your equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-On mounting\u003c\/strong\u003e: The bolt-on installation method provides a secure, durable connection and straightforward field replacement, minimizing downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance, retrofit, and replacement ready\u003c\/strong\u003e: Specifically suited for upgrading aging panels, swapping out worn units, or retrofitting to meet updated electrical standards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility-focused\u003c\/strong\u003e: This breaker is intended for use where matching specs are required; always confirm fit and ratings before ordering to avoid compatibility gaps.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this breaker stands out in real-world use:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eIdeal for commercial and industrial environments where reliable three-phase protection is non-negotiable and panel space is optimized for bolt-on devices.\u003c\/li\u003e \u003cli\u003eReduces service time during replacements thanks to a direct bolt-on design that avoids awkward adapters or tooling.\u003c\/li\u003e \u003cli\u003eSupports planning and inventory control: keeping A1B315 on hand ensures you can quickly address maintenance or retrofit needs with the exact component specified by your system.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider the A1B315?\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eElectrical maintenance teams performing routine service on Square D panels\u003c\/li\u003e \u003cli\u003eContractors conducting retrofits or equipment upgrades to three-phase installations\u003c\/li\u003e \u003cli\u003eFacilities managers seeking dependable replacements that align with established panel specifications\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical tips for a smooth setup:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eBefore ordering or replacing, verify panel compatibility by cross-referencing the A1B315 part number with your system’s specifications.\u003c\/li\u003e \u003cli\u003ePower down the panel and follow standard safety procedures during installation or replacement to protect personnel and equipment.\u003c\/li\u003e \u003cli\u003eKeep a small reference of your panel’s rated voltage and current characteristics to confirm they align with the breaker’s intended use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46424714117282,"sku":"A1B315","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/square-d-a1b315-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}