{"product_id":"square-d-faf16090-circuit-breaker","title":"Square D | FAF16090 | Circuit Breaker | 90A | 1-Pole | 277V","description":"\u003cdiv\u003e\n\u003cp\u003eWhen you need dependable overcurrent protection for 277V circuits, the Square D FAF16090 circuit breaker delivers a precise, ready-to-install solution. With a 90A rating and a 1-pole configuration, it’s engineered for maintenance, retrofit, and replacement tasks where exact specifications matter and compatibility is non-negotiable.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 90A\u003c\/li\u003e \u003cli\u003ePoles: 1-Pole\u003c\/li\u003e \u003cli\u003eVoltage: 277V\u003c\/li\u003e \u003cli\u003ePart number: FAF16090\u003c\/li\u003e \u003cli\u003eBrand: Square D\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this FAF16090 is the right choice for your panel\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eSingle-pole protection tailored for 277V circuits, ideal for lighting and power distribution in commercial environments\u003c\/li\u003e \u003cli\u003eSpecific part number (FAF16090) ensures you’re matching the exact compatibility requirements of your Square D panel or enclosure\u003c\/li\u003e \u003cli\u003eDesigned for retrofit and replacement scenarios, simplifying upgrades and ongoing maintenance without guesswork\u003c\/li\u003e \u003cli\u003eReliable, deterministic performance within its rated amperage and voltage, helping keep critical circuits safeguarded\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eBest use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects in commercial buildings where 277V distribution is standard\u003c\/li\u003e \u003cli\u003eMaintenance replacements to restore original protection profiles on existing Square D installations\u003c\/li\u003e \u003cli\u003eNew installations requiring 90A, single-pole protection on 277V circuits\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFit, verification, and practical tips\u003c\/h3\u003e\n\u003cp\u003eNotes: Confirm fit and ratings before ordering. The FAF16090 part number is the best reference for compatibility with your panel or enclosure.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eCheck your panel label or documentation to confirm that a 1-pole, 90A, 277V device is permitted\u003c\/li\u003e \u003cli\u003eUse the FAF16090 as the primary reference when sourcing replacement breakers to avoid mismatches\u003c\/li\u003e \u003cli\u003eDuring installation, ensure the power is fully shut off and follow standard safety procedures for electrical work\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re upgrading an aging panel, replacing a faulty breaker, or aligning a retrofit with your existing 277V system, the Square D FAF16090 provides a precise, dependable solution designed to keep your electrical distribution safe and compliant.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426486210722,"sku":"FAF16090","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/square-d-faf16090-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}