| Type | Items | Specification |
| Capacity | Capacity | 850VA/480W |
| Input | Voltage Range | 145-280V |
| | Frequency Range | 50 +/- 10% Hz |
| | Phase | Single Phase with Ground |
| Output | Voltage Range | 220 +/- 10% VAC |
| | Frequency Range | 50 +/- 1% Hz |
| | Output Wave form | Modified Sine wave |
| | Outlet | Thai Universal x 4 |
| Battery | Battery type x Unit | 1x12V5Ah (Sealed Lead-Acid Maintenance Free with suspended electrolyte) or on requested |
| | Backup time | > 30 min (depend on computer load) |
| | Recharge Time (to 90%) | 8 hrs.(to 90%) |
| Transfer Time | Transfer Time | Typical 2 ms. |
| Indicator | LED | On battery, Low Battery, Overload,Fault |
| Audible Alarm | Battery Mode | Sounding every 30 seconds |
| | Low Battery | Sounding every 2 second |
| | Overload | Sounding every 0.5 second |
| | Fault | Continuously Sounding |
| Protection | Full Protection | Discharge, Overcharge and Overload protection |
| Dimension | Tower Case (WxHxD)mm | 84x158x252 |
| Weight | Tower Case (kgs) | 4.2 |
| Environment | Operation Environment | 0-40 C |
| | Relative Humidity | 0-90% (Non-Condensing) |
| | Noise Level | <40dB @ 1 Meter |
| International Standard | CE | Low Voltage Directive (Safety):EN62040-1:2008, EMC Directives: IEC62040-2 C2,CISPR 22 Class A |