About This

【No Device Reboot】:This DC automatic transfer switch instantly switches between primary and backup power sources in under 300 microseconds. No restart, no reboot, no signal drop. Ideal for routers, Starlink Mini, diesel heaters, security cameras, and other sensitive DC equipment requiring uninterrupted operation.
【Wide Applications】:Perfect for RV solar systems, camper vans, off-grid cabins, boats, and mobile internet setups. Automatically switches between solar panels, DC adapters, and battery backup to maintain continuous power in unstable environments.
【Adjustable Voltage Control with Digital Display】:Customize cut-off voltage (LL), recovery voltage (HH), delay time (PP), and backup minimum voltage (LE) using front-panel buttons. The built-in digital screen provides real-time voltage monitoring for precise power management and battery protection.
【Safety Protection】:Integrated reverse polarity protection prevents damage from incorrect wiring. Overload protection safeguards connected devices and power sources from current spikes. Reliable solid-state switching ensures stable performance without mechanical wear.
【Easy Installation】:Supports DC 5V–40V input, 8A continuous current (15A peak). Simple two-input one-output terminal design with labeled connectors for quick installation. Compact size fits tight spaces in RV panels, network boxes, and off-grid setups.