{"product_id":"murray-mp120gfa-20a-1p-120v-circuit-breaker","title":"Murray MP120GFA 20A 1P 120V Circuit Breaker, GFCI, Plug-On | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Murray MP120GFA 20A 1P 120V GFCI Plug-On Circuit Breaker — a purpose-built protection device designed for panelboards, load centers, and electrical distribution layouts. If you rely on a direct part-number match for reliability and fast replacements, this MP120GFA is the smart choice for maintenance teams, panel builders, and spare inventories.\u003c\/p\u003e \u003ch3\u003eWhat it does\u003c\/h3\u003e\n\u003cp\u003eThis breaker delivers ground-fault circuit interrupter (GFCI) protection on a 120V, single-pole circuit. When a ground fault is detected, it trips quickly to prevent electric shock and potential equipment damage, helping you maintain safer, code-compliant electrical systems in both new builds and service upgrades.\u003c\/p\u003e \u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e20 Amp, 1 Pole, 120V\u003c\/strong\u003e — ideal for standard branch circuits requiring reliable protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGFCI protection\u003c\/strong\u003e — enhances safety in areas prone to moisture or increased touch potential.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-On design\u003c\/strong\u003e — simple, fast installation into compatible panelboards and load centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number compatibility\u003c\/strong\u003e — specifically Murray MP120GFA, reducing replacement guesswork in inventory or service calls.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAvailability\u003c\/strong\u003e — sourced from AmpState, with expert support to confirm fit for your panel configuration.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho should consider it\u003c\/h3\u003e\n\u003cp\u003e• Maintenance teams maintaining repair-ready stock for Murray-based electrical systems. \u003cbr\u003e\n• Panel builders seeking a precise, on-spec replacement to keep projects on schedule. \u003cbr\u003e\n• Facilities managers stocking spare breakers for quick outages in 120V circuits, especially in environments where GFCI protection is desirable.\u003c\/p\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofits or upgrades in kitchens, basements, utility rooms, or outdoor spaces where 120V circuits benefit from GFCI protection.\u003c\/li\u003e \u003cli\u003eReplacement of a failed or aging 1-pole 120V GFCI breaker in Murray-based panelboards and distribution panels.\u003c\/li\u003e \u003cli\u003eService vans and warehouses maintaining an on-hand stock of exact-match MP120GFA parts to minimize downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eThe MP120GFA is a plug-on breaker designed for Murray panelboards and load centers that support this form factor. To ensure an exact fit, verify that your installation calls for a 1-pole, 120V GFCI breaker in the MP120GFA family. If you’re unsure about compatibility with your specific panel configuration, message AmpState and we’ll help you confirm the fit.\u003c\/p\u003e \u003cp\u003eWith the Murray MP120GFA, you gain precise, dependable ground-fault protection for 120V circuits, backed by a part-number-aligned solution that simplifies maintenance, improves inventory accuracy, and keeps your electrical distribution running safely and smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410843619490,"sku":"MP120GFA","price":183.0,"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\/murray-mp120gfa-20a-1p-120v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}