{"product_id":"cummins-otec225-automatic-transfer-switch-225a-240v-single-phase-nema-3r-service-entrance","title":"Cummins OTEC225 Automatic Transfer Switch | 225A 240V Single-Phase | NEMA 3R | Service Entrance","description":"\u003ch2\u003eCummins OTEC225 Automatic Transfer Switch | 225A 240V Single-Phase | NEMA 3R | Service Entrance For Reliable Automatic Backup Power\u003c\/h2\u003e\n\u003cp\u003ePower outages rarely happen at a convenient time. Whether you're protecting your home, keeping an RV-powered property operational, supporting an off-grid installation, or maintaining power for a mobile business, dependable automatic power transfer is essential. The \u003cstrong\u003eCummins OTEC225 Automatic Transfer Switch | 225A 240V Single-Phase | NEMA 3R | Service Entrance\u003c\/strong\u003e is engineered to automatically detect utility power interruptions and transfer your electrical load to a compatible generator, helping minimize downtime and protect critical equipment.\u003c\/p\u003e\n\u003cp\u003eBuilt by Cummins, one of the most trusted names in power generation, this genuine transfer switch combines advanced monitoring, intelligent controls, and rugged outdoor durability into one dependable solution. Featuring a \u003cstrong\u003e225A capacity, 240V single-phase operation, service entrance rating, NEMA 3R enclosure, PowerCommand 40 controller, open-transition switching, and configurable exerciser scheduling\u003c\/strong\u003e, it is designed for residential and light commercial backup power systems where dependable automatic operation matters every day.\u003c\/p\u003e\n\u003cp\u003eUnlike manual transfer switches that require someone to be present during an outage, this automatic transfer switch continuously monitors utility power. When power fails, it automatically signals your compatible generator to start and transfers connected loads safely. Once utility power returns, it automatically transfers back and shuts the generator down after an appropriate cool-down period. For homeowners, RV property owners, off-grid enthusiasts, and mobile businesses, that means greater peace of mind and fewer interruptions when unexpected outages occur.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eCummins OTEC225 Automatic Transfer Switch | 225A 240V Single-Phase | NEMA 3R | Service Entrance For Reliable Automatic Backup Power\u003c\/h2\u003e\n\u003cp\u003ePower outages rarely happen at a convenient time. Whether you're protecting your home, keeping an RV-powered property operational, supporting an off-grid installation, or maintaining power for a mobile business, dependable automatic power transfer is essential. The \u003cstrong\u003eCummins OTEC225 Automatic Transfer Switch | 225A 240V Single-Phase | NEMA 3R | Service Entrance\u003c\/strong\u003e is engineered to automatically detect utility power interruptions and transfer your electrical load to a compatible generator, helping minimize downtime and protect critical equipment.\u003c\/p\u003e\n\u003cp\u003eBuilt by Cummins, one of the most trusted names in power generation, this genuine transfer switch combines advanced monitoring, intelligent controls, and rugged outdoor durability into one dependable solution. Featuring a \u003cstrong\u003e225A capacity, 240V single-phase operation, service entrance rating, NEMA 3R enclosure, PowerCommand 40 controller, open-transition switching, and configurable exerciser scheduling\u003c\/strong\u003e, it is designed for residential and light commercial backup power systems where dependable automatic operation matters every day.\u003c\/p\u003e\n\u003cp\u003eUnlike manual transfer switches that require someone to be present during an outage, this automatic transfer switch continuously monitors utility power. When power fails, it automatically signals your compatible generator to start and transfers connected loads safely. Once utility power returns, it automatically transfers back and shuts the generator down after an appropriate cool-down period.\u003c\/p\u003e\n\u003cp\u003eFor homeowners, RV property owners, off-grid enthusiasts, and mobile businesses, that means greater peace of mind and fewer interruptions when unexpected outages occur.\u003c\/p\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eCummins OTEC225 Automatic Transfer Switch | 225A 240V Single-Phase | NEMA 3R | Service Entrance Features\u003c\/h3\u003e\n\u003ch4\u003eAutomatically switches power during outages.\u003c\/h4\u003e\n\u003cp\u003eThe transfer switch constantly watches utility power. When power fails, it starts the compatible generator and transfers electrical loads automatically. When utility power returns, it safely switches back, helping reduce downtime while keeping essential equipment running with little user involvement.\u003c\/p\u003e\n\u003ch4\u003eBuilt for dependable outdoor installations.\u003c\/h4\u003e\n\u003cp\u003eIts NEMA 3R weather-resistant enclosure helps protect internal components from rain and outdoor conditions. This durable design makes it ideal for homes, businesses, workshops, and other outdoor standby generator installations where reliable protection is important year-round.\u003c\/p\u003e\n\u003ch4\u003eService entrance design simplifies installations.\u003c\/h4\u003e\n\u003cp\u003eThe service entrance rating allows this transfer switch to serve as the main disconnect where local electrical codes permit. This helps installers create organized backup power systems while reducing equipment complexity for many residential and light commercial applications.\u003c\/p\u003e\n\u003ch4\u003eSmart controller manages every transfer.\u003c\/h4\u003e\n\u003cp\u003eThe Cummins PowerCommand 40 controller continuously monitors utility power, manages generator startup, controls transfer timing, and safely restores utility service. It delivers dependable automatic operation while providing useful information for maintenance and system monitoring through its display.\u003c\/p\u003e\n\u003ch4\u003eLCD display makes monitoring easy.\u003c\/h4\u003e\n\u003cp\u003eThe built-in LCD screen provides clear operating information, system status, and controller settings. Owners and installers can quickly review important system data, helping simplify maintenance, troubleshooting, and routine inspections without unnecessary guesswork.\u003c\/p\u003e\n\u003ch4\u003eGenerator exercise schedule keeps systems ready.\u003c\/h4\u003e\n\u003cp\u003eAutomatic exercise scheduling regularly runs your compatible generator to help maintain readiness. Routine testing verifies proper operation before emergencies happen, giving homeowners and business owners greater confidence when backup power is needed most.\u003c\/p\u003e\n\u003ch4\u003eUL listed quality delivers lasting confidence.\u003c\/h4\u003e\n\u003cp\u003eBuilt within the UL 1008 listed Cummins OTEC family, this transfer switch meets recognized safety standards while providing dependable long-term performance. It offers a trusted solution for protecting homes, businesses, and valuable electrical equipment during power outages.\u003c\/p\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eCummins OTEC225 Automatic Transfer Switch | 225A 240V Single-Phase | NEMA 3R | Service Entrance Warranty\u003c\/h3\u003e\n\u003cp\u003eCummins provides a limited warranty policy, ensuring the absence of defects in materials, workmanship, and performance during the warranty period.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Cummins OTEC225 Automatic Transfer Switch | 225A 240V Single-Phase | NEMA 3R | Service Entrance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ctable style=\"border-collapse: collapse; max-width: 100%; overflow-x: auto;\" cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 56.3906px;\"\u003e\n\u003cth colspan=\"2\" style=\"background-color: rgb(242, 242, 242); text-align: left; width: 100%; height: 56.3906px;\"\u003e\n\u003ch3\u003eCummins OTEC225 Automatic Transfer Switch | 225A 240V Single-Phase | NEMA 3R | Service Entrance Specifications\u003c\/h3\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eProduct Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eCummins OTEC225 Automatic Transfer Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eCummins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eA075N276\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eOTEC225\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eAutomatic Transfer Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eTransfer Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eOpen Transition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eAmperage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003e225A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003e240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003ePhase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eSingle-Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003ePoles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003e3-Pole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eEnclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eNEMA 3R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eService Entrance Rated\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eController\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eCummins PowerCommand 40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eLCD Display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eExerciser\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eConfigurable Automatic Exerciser Schedule\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eSource Monitoring\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eAutomatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003e50\/60 Hz Family\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eMaximum Family Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eUp to 600 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eFamily Current Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003e40A–1200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eUL 1008 Listed Family\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eProfessional installation recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55.0422%;\"\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.9578%;\"\u003eVerify generator model, electrical configuration, and local code requirements before ordering\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":48674160476409,"sku":"A075N276","price":7355.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/9128\/2937\/files\/Cummins_OTEC225_Automatic_Transfer_Switch_225A_240V_Single-Phase_NEMA_3R_Service_Entrance.jpg?v=1785493315","url":"https:\/\/outboundpower.com\/products\/cummins-otec225-automatic-transfer-switch-225a-240v-single-phase-nema-3r-service-entrance","provider":"Outbound Power","version":"1.0","type":"link"}