{"product_id":"murray-mp120-20a-1p-circuit-breaker","title":"Murray MP120 20A 1P Circuit Breaker, Plug-On | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Murray MP120 20A 1P Plug-On Circuit Breaker is purpose-built for everyday electrical work, delivering dependable protection for panelboards, load centers, and distribution systems. Designed for retrofit projects and maintenance planning, this 1-pole breaker keeps your part numbers consistent while simplifying replacements when time matters most.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhat makes the MP120 stand out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-On convenience\u003c\/strong\u003e: Quick, tool-free installation that snaps into compatible Murray panels, speeding up upgrades and service calls.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConsistent part number for retrofit\u003c\/strong\u003e: MP120 remains the stable reference point across maintenance projects, reducing compatibility guesswork.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable protection\u003c\/strong\u003e: 20 Amp tripping capacity provides dependable circuit protection for everyday circuits, keeping devices and wiring safeguarded.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e: Suitable for panelboards, load centers, and electrical distribution setups where a single-pole, 20A breaker is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSpecifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 20 A\u003c\/li\u003e \u003cli\u003ePoles: 1 Pole\u003c\/li\u003e \u003cli\u003eType: Circuit Breaker\u003c\/li\u003e \u003cli\u003eMounting: Plug-On\u003c\/li\u003e \u003cli\u003eManufacturer: Murray\u003c\/li\u003e \u003cli\u003ePart Number: MP120\u003c\/li\u003e \u003cli\u003eAvailability: Available from AmpState\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eRetrofitting older panels where keeping the exact part number reduces downtime and ordering complexity.\u003c\/li\u003e \u003cli\u003eMaintenance planning that benefits from a consistent, readily identifiable component in inventory.\u003c\/li\u003e \u003cli\u003eElectrical distribution projects where a reliable 1P, 20A breaker is needed to protect lighting, receptacle, or small appliance circuits.\u003c\/li\u003e \u003cli\u003eQuick replacements during servicing of panelboards and load centers without rewiring or extensive panel modification.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eHow this helps you compare to alternatives\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor retrofit and maintenance workflows, the MP120’s plug-on design minimizes installation steps and aligns with established Murray panel configurations. The fixed part number across jobs reduces mis-orders, helping you keep critical projects moving without unnecessary delays.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eNeed help confirming compatibility?\u003c\/strong\u003e \u003cem\u003eMessage us and we’ll help you confirm fit.\u003c\/em\u003e This ensures you’re selecting the right MP120 breaker for your Murray panel or distribution setup, so you can proceed with confidence and minimal downtime.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410870390946,"sku":"MP120","price":38.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/murray-mp120-20a-1p-circuit-breaker-plug-on-ampstate-breakers-404.webp?v=1788981392","url":"https:\/\/www.ampstate.com\/products\/murray-mp120-20a-1p-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}