After years of stable development, we have built a long-term good cooperation with customers in many countries and regions. We provide customers with professional PWM controller with USB port, PWM solar battery controller system, PWM controller solar conversion system with competitive product prices, excellent quality, and punctual delivery. Our company also has strong product development capabilities, and can design various new PWM solar controller for RV system according to the different requirements of customers. Equipped with a large-scale spot supply warehouse, we have established good cooperative relations with customers around the world for more than ten years. In recent years, our company's business scope has increased significantly and our competitiveness has improved significantly. In today's rapid development, we have been seizing the opportunity, adhering to the corporate purpose, and determined to build the company into a first-class company in China. In product development, we mainly adopt the "global sharing model". Customer satisfaction is our primary pursuit, and we do our best to reduce costs and improve purchasing convenience to better meet consumer needs. After years of operation, Cheung Kong has accumulated strong strength and rich practical experience, and the industry has spread all over the country.
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Solar Charge Controller 60aLCD display. USB output. Support charging lithium battery. Built-in Circuit Protection. Peak Power Tracking. High Conversion Rate. Compatible Battery. Large LCD Screen
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Mppt 60 Amp Solar Charge ControllerMPPT tracks. efficiency up to 99.9%. Current and power limiting protection. Temperature protection. Short circuit protection. Oveheat protection. Supports multiple battery types. LCD screen
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24 Volt 60 Amp Solar Charge ControllerAuto-detects 12V/24V system (non-lithium batteries).. Comprehensive protection to secure your system.. Provide 8 essential protection. Solar input voltage of up to 50-100V. Diverse load control &
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100A MPPT Charge ControllerMax solar input voltage 95V. System Voltage 12V/24V/36V/48V/Auto. Working temperature -10℃~+65℃. PV voltage display. Screen always-on function
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Solar Panel with Mppt ControllerConversion efficiency >97%. MPPT tracking efficiency >99%. Operating temperature -20℃~+65℃. Waterproof grade IP65. Electromagnetic compatibility EN61000, EN55022, EN55024
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Portable Solar Panel with Mppt ControllerPV wide voltage input. Charge/discharge current display. Battery level display. PV voltage display. Equipped with dual-fan heat dissipation
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Solar Panel with Built in Charge ControllerLCD display. USB output. Support charging lithium battery. Comprehensive Protection. Built-in Circuit Protection. Automatic Voltage Identification. Peak Power Tracking
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10 Amp Pwm Solar Charge ControllerComprehensive Protection. Digital LCD Display. PWM Charge Management. Wide Compatibility. Four USB Output. Temperature Compensation
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20 Amp Pwm Solar Charge ControllerDigital LCD display. Comprehensive Protection. PWM Charge Management. Wide Compatibility. Dual USB Output. Temperature Compensation
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AUTO PWM Solar Charge Controller15% higher charging efficiency than similar PWM controllers. Float charging. charging and discharging Ampere display(30-60A). Large size copper terminal. Light control, time control. Double USB
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PWM Solar Panel ControllerComprehensive Protection. Wide Compatibility. Digital Color LCD Display. PWM Charge Management. Four USB Output. Temperature Compensation
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Solar Charge Controller 12VBluetooth Module. USB output. Support charging lithium battery. Built-in Circuit Protection. Peak Power Tracking. Compatible Battery. Large LCD Screen
The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an
The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!
This is the first business after our company establish, products and services are very satisfying, we have a good start, we hope to cooperate continuous in the future!
Production management mechanism is completed, quality is guaranteed, high credibility and service let the cooperation is easy, perfect!
Product quality is good, quality assurance system is complete, every link can inquire and solve the problem timely!
In order to improve product quality and economic benefits, technical improvement and innovation must be carried out. After in-depth analysis and research, we decided to apply the new technology to our lithium iron battery, hybrid inverter for rooftop system, kank solar panels . With over 15 years' experience, we are one of the most reliable pwm solar controller for rv system manufacturers and suppliers in China. Please feel free to wholesale bulk cheap pwm solar controller for rv system from our factory. All customized products are with high quality and low price.