Topsky (Shenzhen) Technology Co., Ltd.

The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently. To meet different solar power stations need, there are 48V 96V 120V 192V 220V 240V 360V 384V 480V 492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project. Product Feature: 1, The solar controller uses high performance 32-bit chips which is excellent EMC design 2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least 3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries 4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system 5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least 6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current 7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments 8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time 9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature 10, The controller also has temperature compensation function and RTC real time clock function, 11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function) 12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)

MPPT (Maximum Power Point Tracking)Solar Charge Controller offer an efficient, safe, multi-stage recharging process that prolongs battery life and assures peak performance from a solar array. Each Charge Controller allows customized battery recharging. LCD display , easy to operate on LCD screen Multi stage charging (3-stage charging , parallel charging and equalized charging function) BTS - Battery remote temperature sensor terminalEnable to charge Li-thium, Gel , lead-acid battery With RS485 & USB communication port Protection: PV array short circuit, PV reverse polarity, Battery reverse polarity, Over charging, Output short circuit

1. Solar Panel: 100W High Efficiency Monocrystalline Silicon 2. Battery: Lithium Battery 60Ah 3. Material: Galvanized Sheet Steel, SurfaceTreatment by Coating 4. SurfaceTreatment : Color Coating Optional 5. Meansure:L1600 mm * W 480 mm * H2560mm 6. Function: LED Street light; CCTV Camera; LED Billboard ; Wireless Charge 9-12V/2A*2 ; USB Output 5V/2A; WIFI / 4G Optional; Blutooth Speaker 7. Warranty: 2 years 8. Application: Outdoor, Office Building, Hospital, Park, Piazza, Courtyard, Plant,Campus, Gym etc.

Being the foremost company, we are offering an exclusive array of Solar Mobile Charger. Our offered array is famous for its attractive functions. Features: Long lasting Durable

MPPT Solar charge controller Feature 1. We choose high speed and high performance 32-bit processor with excellent EMC design 2. Advanced MPPT tracking algorithm, the tracking efficiency more than 99% 3. High performance IGBT power module as electronic switch, there is no any mechanical switch, plus multiphase synchronous rectification technology, improves the stable greatly 4. Ultrafast maximum power point tracking speed to ensure tracking efficiency 5. Accurate identification and tracking of multi-peak maximum power points 6. With current-limiting charging function, charging current can be set, friendly and compatible with various capacity batteries. 7. Widely PV arraysâ?? voltage input, this can save the cost of PV combiner box, wires and construction 8. Full enclosed duct design and high-speed fan for cooling makes the controller suitable for various harsh environment 9. It shows the ambient temperature. It also has automatic temperature compensation function and RTC real time function 10. The perfect battery protection function and multi-stage charging improves battery life 11. It has the statistical function of generating capacity which is very convenient for customers to view the daily, monthly and total charging capacity of the controller. 12. Complete menu display and operation, plus the humanized design of browsing interface, these makes the operation more easy 13. It can work with GEL. LEAD-ACID, LITHIUM and other type battery 14. Twice protection function to protect battery from damage when the power switch is down (optional) 15. Standard Modbus communication protocol for RS-485 or GPRS communication to extend the communication distance (optional function)

The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently. To meet different solar power stations need, there are 48V 96V 120V192V 220V 240V 360V 384V 480V 492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project. Product Feature: 1, The solar controller uses high performance 32-bit chips which is excellent EMC design 2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least 3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries 4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system 5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least 6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current 7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments 8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time 9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature 10, The controller also has temperature compensation function and RTC real time clock function, 11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function) 12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)

We choose high speed and high performance 32-bit processor with excellent EMC design Advanced MPPT tracking algorithm, the tracking efficiency more than 99% High performance IGBT power module as electronic switch, there is no any mechanical switch, plus multiphase synchronous rectification technology, improves the stable greatly Ultrafast maximum power point tracking speed to ensure tracking efficiency Accurate identification and tracking of multi-peak maximum power points With current-limiting charging function, charging current can be set, friendly and compatible with various capacity batteries. Widely PV arrays voltage input, this can save the cost of PV combiner box, wires and construction Full enclosed duct design and high-speed fan for cooling makes the controller suitable for various harsh environment It shows the ambient temperature. It also has automatic temperature compensation function and RTC real time function The perfect battery protection function and multi-stage charging improves battery life It has the statistical function of generating capacity which is very convenient for customers to view the daily, monthly and total charging capacity of the controller. Complete menu display and operation, plus the humanized design of browsing interface, these makes the operation more easy It can work with GEL. LEAD-ACID, LITHIUM and other type battery Twice protection function to protect battery from damage when the power switch is down (optional) Standard Modbus communication protocol for RS-485 or GPRS communication to extend the communication distance (optional function)