{"product_id":"square-d-q1b340vh-circuit-breaker","title":"Square D | Q1B340VH | Circuit Breaker | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D Q1B340VH\u003c\/strong\u003e is a 3-pole, 240-volt bolt-on circuit breaker designed for reliable protection in compatible panels. Built for maintenance, retrofit, and replacement tasks where exact specifications matter, this unit delivers dependable performance when you need to preserve or upgrade electrical safety.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e Q1B340VH\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e The part number is the best reference for compatibility—confirm fit and ratings before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider this Square D circuit breaker? Electricians, facility maintenance teams, and contractors performing panel maintenance or upgrades who need a precise match for existing Square D installations.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey benefits and use cases:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance and retrofit:\u003c\/strong\u003e keep your electrical system up to date by replacing worn or obsolete breakers with an exact-match substitute.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit projects:\u003c\/strong\u003e swap in the Q1B340VH when your panels specify the Q1B family, ensuring secure bolt-on connections and reliable trip performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplacement scenarios:\u003c\/strong\u003e use the 3-pole, 240V unit to protect multi-wire branch circuits that require balanced, three-pole protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical guidance for ordering and installation: since the part number is the best compatibility reference, always cross-check the panel labeling and service requirements before purchase. This helps avoid mismatches and ensures you retain the intended safety and performance characteristics of your Square D system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427413643426,"sku":"Q1B340VH","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-q1b340vh-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}