| Model | AT | ||
| Specification | 10A | 20A | 30A |
| Rate Voltage | 12V/24V AUTO | ||
| USB Port | 2A/5V×2 | ||
| Maximum PV Open Circuit Voltage | <50V | ||
| Float Charge | 13.8V/27.6V/(55.2V) | ||
| Absorption Charge | 14.4V/28.8V/(57.6V) | ||
| Equalization Charge | 14.6V/29.2V(58.4V) | ||
| Load Disconnection(LVD) | 10.8V/21.6V/(43.2V) | ||
| Load Reconnection(LVR) | 12.6V/25.2V/(50.4V) | ||

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