The Morningstar SunSaver 10-12V Charge Controller The MorningStar SunSaver line of controllers (8 models in all) have built-in temperature compensation, they are epoxy encapsulated, but are not outdoor rated since they have an exposed front mounted 7 position terminal strip. Units are available for 12 or 24V systems ranging in amperage capacity from 6-20 amps. The regulating voltage is adjustable for sealed or flooded batteries by simply removing/installing an included metal jumper between terminals 6 and 7. A green "charging" LED is standard on all SunSaver units while the units with the optional low voltage disconnect (LVD) for a DC load also have a red LED to indicate when the load has been disconnected to prevent the battery from being over discharged. Each terminal can accept up to two #10 AWG wires. It's dimensions are 6" x 2.2" x 1.3" and it weighs 8 oz. Features Eight versions available 12 and 24 volts 6, 10 and 20 amps 100% solid state Series design (not shunt) True 0 to 100% PWM duty cycle Setpoint accuracy to 35 mV Rated for 25% overloads Fully encapsulated in epoxy potting Marine rated terminals / anodized case Temperature compensation Sealed / Flooded battery select No need to derate Parallel for 40 amps or more Green charging / Red LVD indicators