{"product_id":"eaton-brn120a1cs-20a-1p-120v-circuit-breaker-134794","title":"Eaton BRN120A1CS 20A 1P 120V Circuit Breaker, AFCI, GFCI, Dual-Function | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton BRN120A1CS is a compact, 20 A, 1-pole circuit breaker that brings together arc-fault protection (AFCI) and ground-fault protection (GFCI) in a single, easy-to-install unit. Designed for everyday electrical work, it sits in panelboards, load centers, and electrical distribution setups to safeguard wiring and devices without adding extra components.\u003c\/p\u003e \u003ch3\u003eWhy this dual-function breaker is a smart choice\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAFCI + GFCI in one\u003c\/strong\u003e—combines arc-fault and ground-fault protection for comprehensive circuit safety with fewer parts to manage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1-pole, 20 A, 120 V\u003c\/strong\u003e configuration—ideal for protecting branch circuits in residential and light commercial applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDirect part-number match\u003c\/strong\u003e— BRN120A1CS is a precise fit for maintenance inventories and panel builds where exact listings matter.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEaton reliability\u003c\/strong\u003e—built to integrate with Eaton panelboards and load centers, maintaining consistent electrical distribution performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmpState availability\u003c\/strong\u003e—easily sourced through AmpState, ensuring quick replacements and streamlined procurement.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases and scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIn new or retrofit panel installations where combined AFCI and GFCI protection reduces wiring complexity and improves safety compliance.\u003c\/li\u003e \u003cli\u003eAs part of spare inventory for maintenance teams and panel builders who rely on exact Eaton part numbers for rapid field service.\u003c\/li\u003e \u003cli\u003eIn electrical distribution setups that require reliable protection on lighting, receptacle, or small-appliance circuits without upgrading to multi-pole devices.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrongamperage:\u003e 20 A\u003c\/strongamperage:\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 120 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e AFCI and GFCI dual-function\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Eaton\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e BRN120A1CS\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e AmpState\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow this compares to alternatives\u003c\/h3\u003e\n\u003cp\u003eChoosing a dual-function breaker like the BRN120A1CS reduces the number of devices needed to achieve comprehensive protection. Instead of pairing separate AFCI and GFCI breakers, this single unit delivers arc-fault and ground-fault protection in one footprint, simplifying panel layouts, lowering installation time, and reducing potential points of failure. Its exact-part compatibility with Eaton systems makes it a reliable choice for professionals who rely on consistent performance and clear part-number traceability in maintenance and construction projects.\u003c\/p\u003e \u003ch3\u003eTips for optimal use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify panel compatibility with Eaton formats to ensure seamless integration.\u003c\/li\u003e \u003cli\u003eLabel circuits clearly in the panel to reflect dual-function protection for future service checks.\u003c\/li\u003e \u003cli\u003eKeep BRN120A1CS in stock as a direct replacement to minimize downtime on projects requiring precise part numbers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46411012440226,"sku":"BRN120A1CS","price":10.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_83963f7f-600e-419f-90c6-e7677089642b.png?v=1765492973","url":"https:\/\/www.ampstate.com\/products\/eaton-brn120a1cs-20a-1p-120v-circuit-breaker-134794","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}