
The GI-2590 is the lightest, most efficient solar charge controller available for the dismounted warfighter. Easy to use, this plug & play controller provides the fastest possible charging in all lighting conditions. More importantly, this efficient black box has virtually unlimited standby time. Leave it plugged in for a year, always on, and it will only drain 8% of the battery BB-2590/U. (Typical controllers drain the BB-2590/U in 2-3 weeks.)
- Half the weight of comparable controllers. (235g)
- Robust. Unlimited Operational Hours at high temperatures.
- Faster charging. Highest peak efficiency, 99.85%
- Always on Target. Continuously adapts to changing light 20 times per second.
- Charges in Low Light, when other controllers are off. Charge from as little as 0.05W.

| GS Part Number | GI-2590 |
|---|---|
| Solar Input | 1 to 70W |
| Max Input Voltage | 27 V |
| Rated Output | 5A |
| Charge rate per string | 3A |
| Battery | BB-2590, BB-2590/U |
| Charging Speed (BB-2590/U) | 4.7 hrs (Good sun) |
| MPPT tracking speed | 20Hz |
| Self-Consumption | 0.125 mA |
| Operating Temp | -40C to 85C |
| Storage Temp. | -50C to 85C |
| Humidity | 95% |
| Peak Efficiency | 99.85% |
| Weight | 0.5 Lbs |
| Construction | Solid State Ceramic |
| Warranty | 1 Year |
