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FT - S 20A Output PWM Solar Charge Controller Supporting 12V/24V Systems and Featuring 5V/2A USB Output

FT - S 20A Output PWM Solar Charge Controller Supporting 12V/24V Systems and Featuring 5V/2A USB Output

Brand Name Sunchonglic
Model Number FT-S1220
Place of Origin China
Minimum Order Quantity 100pcs
Price US $3.98-27.89
Payment Terms T/T
Supply Ability 100000pcs/mon
Delivery Time 20-60 work days
Packaging Details Paper Box
Product name 12V 24V 20A PWM Solar Charger Controllers Intput 50A 5V / 2A USB Output
Standby current <10mA
External 24V battery recommended solar panel specifications 200-300W/36V
Working temperatue -35℃~+60℃
USB Output 5V/2A
Charging voltage 12.6V(B02)
Detailed Product Description
20A PWM Solar Charger Controller with 2A USB Output
This PWM solar charge controller operates on 12V or 24V systems. It enables efficient solar power management with a 20A output, supports up to 50A input, and includes a 5V/2A USB port.
Product Features
  • Supports three battery types: Lead Acid, Lithium Ion, and Lithium Iron Phosphate

  • Power-cut memory function keeps user settings saved after power failure

  • Large LCD screen for easy status monitoring

  • Full three-stage PWM charging: Constant Current, Constant Voltage, and Float Charge

  • Comprehensive protections: Overcurrent, Short Circuit, Open Circuit, and Reverse Polarity

  • Dual MOS anti-backflow circuit prevents reverse current from battery to solar panel at nigh


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Technical Specifications
ModelFT-S1220
System Voltage12V/24V
Maximum Input Voltage<50V
Rated Current20A
Recommended Solar Panel (12V)200-300W/18V
Recommended Solar Panel (24V)200-300W/36V
External Battery12V 100-150Ah / 24V 100-150Ah
Battery TypesB01=Lead Acid Battery 12V
B02=Lithium-ion battery 3 series 3.7V=11.1V
B03=Lithium-ion phosphate battery 4 series 3.2V=12.8V
Charging Voltage12.6V (B02)
Low-voltage Cut Off9V (B02)
Low Power Recovery Voltage10.5V (B02)
USB Output5V/2A
Standby Current<10mA
Working Temperature-35℃ to +60℃
Size / Weight125*86*34mm / 200g
Manufacturing Expertise
With over two decades of specialization in solar photovoltaic innovation, we engineer high-efficiency solar power inverters using cutting-edge production technologies. Our robust R&D team and international certifications (ISO, CE) ensure reliable renewable energy solutions for global markets. Sunchonglic provides cost-effective, sustainable energy solutions with optimized European distribution networks.
Production Process
Frequently Asked Questions
Are you the factory manufacturer?
With over two decades of expertise in solar energy photovoltaic solutions, we are the original manufacturer and technology pioneer specializing in integrated solar products. Our core innovations include hybrid solar inverters that combine inverter and controller functionalities, power inverters, battery chargers, solar controllers, and comprehensive solar systems.
How to select a suitable product?
Tell us your requirements, and we will recommend the most suitable product for your needs.
What are your payment methods?
We accept T/T, Trade Assurance, and other secure payment options.
What price terms can you offer?
We can accommodate EXW, FOB, CIF, and various international trade terms.
Where are your main markets?
Our Sunchonglic brand products are primarily exported to Southeast Asia, Africa, the Middle East, and other global markets.
Our products are widely recognized and trusted by clients worldwide, meeting continuously changing economic and social needs. We sincerely welcome new and existing customers to contact us for future business relationships and mutual success!
Product Tags: 20A PWM solar charge controller   12V 24V solar charge controller   solar charge controller with USB  
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