Overviews This intelligent ,multi-purpose solar charge and discharge controller has a very friendly interface of fixed LCD display. Various control parameters can be flexibly set ,fully meet your various application requirements. Function features 1. Vivid LCD graphic symbols
2. Automatic identification of system voltage level
3. Automatic temperature compensation
4. Settable operation mode of Load
5. Battery low voltage disconnection(LVD)
6. Over current protection
7. Maximum efficiency 97%
8. Increase output power 5%~30%
9. Simple button operation
10. Intelligent MPPT charging mode
11.Adjustable charge-discharge control parameters
12. Battery reverse-discharge protection
13. Battery reverse connection protection
14. USB output charger
Technical specifications | Model | SMPPT10D | SMPPT20D | SMPPT30D |
| Input | Rated Current | 10A | 20A | 30A |
| PV voltage | <75V |
| Output | System Voltage | 12V/24V Auto. |
| High voltage disconnection(HVD) | 16V/32V |
| High voltage reconnection(HVR) | 15.5V/31V |
| Low voltage disconnection(LVD) | 10.8V/21.6V |
| Low voltage reconnection(LVR) | 12.6V/25.2V |
| No-load loss | 12Ma(12V), 15Ma(24V) |
| Discharge loop voltage drop | <0.25V | <0.3V | <0.20V |
| Float charging voltage | 13.8V/27.6V |
| Boost voltage | Sealed 14.4V/28.8V | Duration 2hours |
| GEL 14.2V/28.4V |
| Flood 14.6V/29.2V |
| | USB | 5V 1.2A |
| Other | Man-machine interface | LCD, 2 buttons |
| Wiring | ≤16mm16mm16mm2 | ≤25mm25mm25mm2 |
| Working temperature | -20 ~ +55 °Cdeg;Cdeg;C |
| Storage temperature | -30 ~ +65 °Cdeg;Cdeg;C |
| Working humidity | 10% ~ 90%, no condensation |
| Dimension(L x W x Hmm) | 178x101.4x45.5 | 196x111x54 | 188x133x59 |
| Net Weight(g) | 346 | 526 | 989 |