{"product_id":"square-d-fap34090tf-circuit-breaker","title":"Square D | FAP34090TF | Circuit Breaker | 90A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D FAP34090TF circuit breaker is a purpose-built solution for three-phase power protection in modern industrial and commercial electrical systems. With a 90-amp rating and a 3-pole design, this breaker is tailored for 480V service environments where reliable interruption and precise protection are essential.\u003c\/p\u003e \u003ch2\u003eKey specifications at a glance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 90A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 480V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e FAP34090TF\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Square D\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat makes this breaker a smart choice\u003c\/h2\u003e\n\u003cp\u003eWhen your project calls for exact compatibility with existing Square D installations, the FAP34090TF delivers. Its three-pole configuration is ideal for safeguarding 3-phase circuits that power motors, compressors, and other heavy loads, ensuring coordinated disconnection across all phases in the event of a fault. The 480V rating aligns with common industrial distribution systems, helping you maintain consistent protection where it matters most.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance, retrofit, and replacement of 3-phase panels and feeders that operate at 480V\u003c\/li\u003e \u003cli\u003eIndustrial equipment protection where motor startup surges and phase balance are critical\u003c\/li\u003e \u003cli\u003eUpgrading legacy panels to match current Square D specifications for reliable field service\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy it matters for your project\u003c\/h2\u003e\n\u003cp\u003eChoosing the FAP34090TF isn’t just about meeting a spec; it’s about reducing downtime and ensuring long-term compatibility. By using the part number \u003cstrong\u003eFAP34090TF\u003c\/strong\u003e, you reference a precise Square D component that aligns with your panel’s design, bus arrangement, and protective characteristics. This reduces guesswork during replacements and retrofit work, helping technicians complete the job with confidence.\u003c\/p\u003e \u003ch2\u003eCompatibility and installation notes\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eAlways \u003cstrong\u003econfirm fit and ratings\u003c\/strong\u003e before ordering to ensure seamless integration with your existing Square D equipment.\u003c\/li\u003e \u003cli\u003eUse the part number as your primary compatibility reference to match panelboard labeling and factory specifications.\u003c\/li\u003e \u003cli\u003eFollow standard safety procedures when handling live electrical equipment, and consult the panel’s documentation for any device-specific installation steps.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical guidance for best results\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eStore and transport the breaker in its original packaging if replacement is planned for scheduled maintenance to protect contact surfaces.\u003c\/li\u003e \u003cli\u003eMaintain documentation of the exact part number (FAP34090TF) for future service and inventory control.\u003c\/li\u003e \u003cli\u003eWhen purchasing, verify the system voltage, phase configuration, and the panel’s acceptance list to avoid compatibility issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426387054754,"sku":"FAP34090TF","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-fap34090tf-circuit-breaker-90a-3-pole-480v-596.webp?v=1789567667","url":"https:\/\/www.ampstate.com\/products\/square-d-fap34090tf-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}