Eco Energy's S11D Dual Battery Charge Controller. The 11 A Dual Battery Controller is rated for 11 A at 12V. Tough, easy to install and practically indestructible. This high performance solar charge controller increases battery life by preventing overcharging.

Dual Battery Charging - charges two separate batteries using only one solar module. Perfect for boats, RVs and other systems with two batteries. Charges both batteries together, optional battery 1 priority charging first.

3 Stage Charging - 1. Bulk charging (single flash), 2. Absorption charge where voltage is limited (two flashes), 3. Float charge when the battery has been at the charge set point for a long time the voltage is reduced to a lower setting (three flashes).

Features: Features