{"product_id":"square-d-a1b3100-circuit-breaker","title":"Square D | A1B3100 | Circuit Breaker | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSquare D A1B3100 is a 3-pole, 240V bolt-on circuit breaker engineered for demanding electrical environments where quick, secure replacements matter. Designed for maintenance, retrofit, and replacement projects, this unit enables fast service without heavy panel customization, helping you restore reliable protection with minimal downtime.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey strengths that set the A1B3100 apart\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-phase, 240V protection\u003c\/strong\u003e tailored for circuits that power motors, pumps, conveyors, and other multi‑phase equipment in commercial and industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on mounting\u003c\/strong\u003e delivers faster field installation and cleaner wiring compared to more complex mounting options, reducing service time and exposure to panel downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility reference\u003c\/strong\u003e use the part number A1B3100 as the primary guide to verify fit and ratings with your Square D panelboard or enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal for\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance technicians performing routine replacements in existing Square D systems\u003c\/li\u003e \u003cli\u003eRetrofits and upgrades where a like-for-like, bolt-on 3-pole breaker is required\u003c\/li\u003e \u003cli\u003eOEM applications integrating dependable protection into new equipment that uses bolt-on 3-pole devices\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat problems this breaker solves\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMinimizes panel downtime by enabling rapid swap-out with a compatible, trusted Square D unit\u003c\/li\u003e \u003cli\u003eMaintains consistent three-phase protection across your system, reducing the risk of unbalanced loads\u003c\/li\u003e \u003cli\u003eProvides a reliable, code-aligned replacement that aligns with your existing 240V, three-pole configuration\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical installation and compatibility tips\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways confirm fit and ratings before ordering; the A1B3100 is the best reference for ensuring compatibility with your panel or enclosure\u003c\/li\u003e \u003cli\u003eCheck that your panel supports bolt-on three-pole breakers and that the bus arrangement matches a 240V, 3-phase configuration\u003c\/li\u003e \u003cli\u003eKeep the exact part number accessible during procurement to avoid mismatches with alternate models\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhen you need a dependable, fast-install solution for 3-pole 240V protection, the Square D A1B3100 delivers straightforward replacement without compromising safety or performance. Add it to your service kit for \\u2013 and a smoother path to uninterrupted operation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427298300066,"sku":"A1B3100","price":510.0,"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-a1b3100-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}