100A Generator Transfer Switch, 24000W Universal Double Throw, Nema 3R Compliant ?Easy Switching?:This manual generator transfer switch allows you to effortlessly switch between the utility power and backup power sources (such as gas generators or solar), ensuring seamless power management with just a simple movement of the control lever. It supports up to 100A and 24,000W, providing reliable power for your entire home. ?Stable and Durable?: Featuring a simple aluminum connection design with no electronic components, this switch is housed in a galvanized steel enclosure that meets NEMA 3R standards. It combines ruggedness, corrosion resistance, and rust-proof properties, ensuring reliable performance in both indoor and outdoor environments, even under harsh weather conditions. ?Arc Shield Protection?: The presence of electric arcs can worsen short circuit faults and pose serious risks, including arc flash injuries. This transfer switch includes an arc shield that helps lower arc temperatures, accelerates arc extinguishing, reduces damage to contacts, and limits arc expansion, enhancing safety. ?Safety Protection?: The Double-Throw safety switch features a lockout mechanism to prevent accidental power loss during normal operation. Additionally, it has a designated grounding position to avoid electrical contact, ensuring safe and secure operation. ?Easy Installation?: The transfer switch comes with pre-drilled holes of various sizes to accommodate your needs, making installation quick and easy. Due to electrical hazards, installation by a professional is recommended for safety.