Victron BlueSolar PWM-DUO-USB Charge Controller – 12V/24V (20A)

*Important*Use a 12V (36 cells) solar array for a 12V battery system.Use a 24V (72 cells) solar array for a 24V battery system.BlueSolar PWM Charge Controller DUO LCD&USB with liquid crystal display and two 5 volt USB outputs, rated 12/24v 20A.FeaturesBlueSolar PWM-LCD&USBLiquid Crystal DisplayTwo 5 Volt USB outputsLighting control function, fully programmableThree stage battery charging (bulk, absorption, float), fully programmableLoad output with low voltage and manual disconnect (programmable)Load output protected against over load and short circuitProtected against reverse polarity connection of the solar panels and/or batteryCharges two separate batteriesProgrammable charge current ratioExternal Temperature sensorSpecificationsBattery voltage: 12 V/24 V with automatic system voltage detectionRated charge current: 20 ASecond battery output: YesMaximum solar voltage: 28 V/55 VSelf-consumption: <10mALoad output Manual control + low voltage disconnect +timerProtection Battery reverse polarity (fuse) Output short circuit Over temperatureOverload protectionShut down after 60 s in case of 130% loadShut down after 5 s in case of 160% loadShort circuit: immediate shut downGrounding Common positiveOperating temp. range -35 to +60C (full load)Humidity (non-condensing) Max 95%BatteryCharge voltage 'absorption' Factory setting: 14,4V / 28,8VCharge voltage 'float' (2) Factory setting: 13,7V / 27,4VLow voltage load disconnect Factory setting: 11,2V / 22,4VLow voltage load reconnect Factory setting: 12,6V / 25,2VUSBVoltage 5VCurrent 2A (total from 2 outputs)Protection ClassIP20DimensionsHeight: 96 mmWidth: 169 mmDepth: 36 mmWeight: 0.18 kgTerminal size: 6 mm/AWG10