12V 20A AGM Gel Battery Charger - Lead Acid Battery Charger for Portable Home Use
Engineered to deliver optimal performance and broad compatibility with high-capacity battery packs, the FMA series lead-acid battery charger is specifically built for electric vehicle power battery systems.
Key Features
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Compact & Efficient: Advanced soft-switching technology delivers high-efficiency energy conversion in a compact, powerful design.
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Stable Output: Consistent current output ensures reliable operation under full-load conditions.
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Easy Installation: Simplified process for high-capacity charging setups.
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Built to Last: Enhanced durability through meticulous reliability engineering.
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Full Protection: Includes short-circuit, undervoltage, and overheat safeguards.
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Safe Charging: CV-to-float transitions prevent thermal runaway.
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Battery Care: Minimizes damage from electrolyte loss and plate sulfation.
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Polarity Protection: Reverse battery connection is prevented.
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Precise Voltage: Constant charging voltage maintained at 14.5V–14.8V DC.
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Custom Options: OEM and ODM services available.
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![FMA-1220A 12V 20A AGM Gel Battery Charger unit display]()
Technical Specifications
| 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 |
Manufacturing Expertise
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.
![Manufacturing process and production facility overview]()
Frequently Asked Questions
Are you the factory manufacturer?
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.
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 other international trade terms.
Where is your main market?
Our Sunchonglic brand products are primarily exported to Southeast Asia, Africa, and the Middle East regions.
Internationally acclaimed through customer testimonials, our products adapt proactively to evolving market demands. We invite global partners to establish strategic partnerships promoting shared progress in sustainable development.
