{"product_id":"square-d-fab34040-circuit-breaker","title":"Square D | FAB34040 | Circuit Breaker | 3-Pole | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eDiscover the Square D FAB34040, a rugged 3-pole bolt-on circuit breaker engineered for demanding electrical environments. Designed for maintenance, retrofit, and replacement projects, this unit ensures reliable protection for three-phase circuits where exact specifications matter.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePole configuration:\u003c\/strong\u003e 3-Pole (three-phase protection)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On for a secure, vibration-resistant installation\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e Part number FAB34040—your best guide to compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy the FAB34040 stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure, durable mounting:\u003c\/strong\u003e The bolt-on design anchors the breaker firmly in place, reducing the risk of connections loosening over time in operational environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise compatibility cue:\u003c\/strong\u003e Rely on the FAB34040 as the definitive reference when matching breakers to your panel’s specifications and three-phase requirements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDesigned for real-world tasks:\u003c\/strong\u003e Ideal for routine maintenance, panel retrofits, and replacement projects where exact specs and reliable interrupt protection are essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance: swap out aging or failed breakers without a full panel redesign.\u003c\/li\u003e \u003cli\u003eRetrofit projects: upgrade aging systems with a bolt-on solution that preserves panel integrity and trip reliability.\u003c\/li\u003e \u003cli\u003eNew installations in three-phase facilities: ensure robust circuit protection tailored to 3-phase loads.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCompatibility and installation tips\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways confirm fit and ratings before ordering—the part number FAB34040 is your most reliable compatibility reference.\u003c\/li\u003e \u003cli\u003eVerify that your panel accepts bolt-on 3-pole breakers with matching interrupting ratings and trip characteristics.\u003c\/li\u003e \u003cli\u003eFollow standard safety practices: de-energize equipment and use appropriate personal protective equipment during installation or replacement.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the reliability of Square D engineering, the FAB34040 delivers dependable three-phase protection in a compact, easy-to-install bolt-on package. It’s a practical choice for professionals handling maintenance, retrofit, or replacement tasks in commercial and industrial settings, where exact specs and secure mounting truly matter.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426641465506,"sku":"FAB34040","price":3628.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-fab34040-circuit-breaker-3-pole-bolt-691.webp?v=1789600077","url":"https:\/\/www.ampstate.com\/products\/square-d-fab34040-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}