![Taiwan, Province of China[a]](https://files.upgates.com/graphics/countries/tw.svg "Taiwan, Province of China[a]"){kind=small}
The recombinant gas RG® Series VRLA-AGM batteries are known for superior starting power with quick, cool operation in all conditions without the threat of thermal runaway. Less initial cost than NiCd, no deep cycling, and maintenance free design reducing operating costs per hour
- Reliable essential power in the event of a generator failure
- Low impedance design
- Maintenance free AGM Battery
- Constructed with non removable vent valves - no addition of electrolyte or water required
- Aerobatic: Non spillable at any altitude or attitude
- Factory tested to assure airworthiness
- Shipped fully charged
- RG® Series batteries ship HAZMAT EXEMPT
RG-390E/25L is a fire resistant powder coated aluminum battery with polypropylene side vent tubes and powder coated aluminum cover. Hold down bar, lifting straps
| Primary Aircraft Purpose | Turbine Starting Aircraft Battery |
| Voltage | 24v |
| Rated Capacity C1 = 1 hr. rate in ampere hours | 25.00 |
| Max Weight | 55.00 lb / 24.9 kg |
| Concorde® Battery Part Number | IPP | IPR | IPP | IPR | IPP | IPR |
| 23°C (74°F) | -18°C (0°F) | -30°C (-22°F) | ||||
| A | A | A | A | A | A | |
| RG-390E/25L | 1000 | 650 | 750 | 600 | 550 | 450 |
