| Model | FMA-1210A | FMA-1220A | FMA-1230A | FMA-1240A | FMA-1250A |
| Charge Current | 10A | 20A | 30A | 40A | 50A |
| Input voltage | AC220V±10% 50Hz | ||||
| Rated voltage | 12V | ||||
| Constant charge current | 10A±5% | 20A±5% | 30A±5% | 40A±5% | 50A±5% |
| Constant charge voltage | 14.5-14.8V | ||||
| Floating voltage | 13.8V | 13.8V | 13.8V | 14.7V | 14.7V |
| Charge mode | Three-step | Three-step | Four-step | Four-step |
Four-step |
