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ViewStar-AU Series 20A PWM Solar Charge Controller for 12V/24V Solar Panel System LCD Display Negative Grounded Solar Regulator For Gel Sealed Flooded Lithium Battery

Includes 3-Stage intelligent PWM charging: Bulk, Boost/Equalize, Float, temperature compensation increa PWM Controller protection built-in against reverse polarity, overcharging, over-discharging, overload, short-circuiting, and reverse current. It protect the battery from being over-charged and over-discharged by the loads. UL and VDE certified Terminals Charge controller, Adopt components of ST,IR and Infineon, ensure longer using lifespan, safer and more reliable charging.

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Description: The VS-AU controller is a PWM charge controller with built in LCD display that adopts the most advanced digital technique. The multiple load control modes enable it can be widely used on solar home system, traffic signal, solar street light, solar garden lamp, etc. Features: UL and VDE certified Terminals Charge controller, Adopt components of ST,IR and Infineon, ensure longer using lifespan, safer and more reliable charging. PWM Controller protection built-in against reverse polarity, overcharging, over-discharging, overload, short-circuiting, and reverse current. It protect the battery from being over-charged and over-discharged by the loads. Includes 3-Stage intelligent PWM charging: Bulk, Boost/Equalize, Float, temperature compensation increase your battery life and improve your system's performance Multiple load control modes: manual control, lighting ON/OFF, light On+Timer. Support 3 charging options: Sealed, Gel, and Flooded. LCD screen with backlight for dynamically displaying device's operating data and working condition. Electronic protections: PV reverse polarity protection Battery reverse polarity protection Battery over voltage protection Battery over discharge protection Battery overheating protection Controller overheating protection Load short circuit protection Load overload protection Specifications: Voltage: 12V/24V; 12V/24V/36V/48V (Optional) Current: 10A(only for 12V/24V);20A(only for 12V/24V);30A;45A;60A (Optional) Battery type: Sealed(Default) / Gel / Flooded Equalize Charging Voltage: Sealed:14.6V/ Gel: No/ Flooded:14.8V Boost Charging Voltage: Sealed:14.4V/ Gel:14.2V/ Flooded:14.6V Float Charging Voltage: Sealed/Gel/Flooded:13.8V Low Voltage Reconnect Voltage: Sealed/Gel/Flooded:12.6V Low Voltage Disconnect Voltage: Sealed/Gel/Flooded:11.1V Self-consumption  ≤9.2mA/12V;≤11.7mA/24V; ≤14.5mA/36V;≤17mA/48V Temperature compensation coefficient: -3mV/℃/2V（25℃） Charge circuit voltage drop  ≤0.29V Discharge circuit voltage drop  ≤0.16V LCD temperature range  -20℃～+70℃ Working environment temperature: -25℃～+55℃ (Product can work continuously at full load) Relative humidity: ≤95%, N.C. Enclosure: IP30 Grounding: Common Positive USB output: 5VDC/2.4A(Total) Product: 214x128.7x72.2mm / 8.4 * 5.1 * 2.8inch Package Size: 220x135x75mm Package Weight: 1kg Package List: 1 * PWM Charge Controller