12V 20A Battery Charger with Four-Step Charging Mode and Reverse Polarity Protection for AGM, GEL, and Lead-Acid Batteries
Featuring a Four-Step Charging Mode and Reverse Polarity Protection
The FMA series lead-acid battery charger is professionally designed for electric vehicle power battery systems, providing excellent performance and seamless compatibility with high-capacity battery packs.
- Advanced soft-switching technology enables a compact, powerful design with high-efficiency energy conversion
- Maintains stable operation under full-load conditions with consistent current output
- Supports high-capacity charging while simplifying the installation process
- Achieves enhanced durability through meticulous reliability engineering
- Provides comprehensive safety protections, including short-circuit, undervoltage, and overheat safeguards
- Ensures safe CV-to-float charging transitions to prevent thermal runaway
- Minimizes battery damage caused by electrolyte loss and plate sulfation
- Includes reverse battery polarity protection to prevent incorrect connections
- Maintains constant charging voltage between 14.5V and 14.8V DC
- Offers OEM and ODM services for customized solutions
| Model | FMA-1220A |
|---|---|
| Charge Current | 20A |
| Input Voltage | AC220V±10% 50Hz |
| Rated Voltage | 12V |
| Constant Charge Current | 20A±5% |
| Constant Charge Voltage | 14.5-14.8V |
| Floating Voltage | 13.8V |
| Charge Mode | Four-step |
With over 20 years of experience in solar energy photovoltaic products, we specialize in designing and manufacturing high-quality solar energy solutions. Our factory produces a diverse range of products including solar power inverters, AGM/GEL lead acid battery chargers, and solar charge controllers to meet residential and commercial needs.
We have been manufacturing Solar Energy Photovoltaic Products for over 20 years. We are the original manufacturer and developer of advanced solar energy products including hybrid solar inverters, power inverters, battery chargers, solar controllers, and complete solar systems.
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Our Sunchonglic brand products are primarily exported to Southeast Asia, Africa, and the Middle East regions.
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