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Main Feature
Frequency (Battery Mode)
50 Hz +/-1 Hz
Noise Level
Less than 40dB
2V/7Ah*1 VRLA
Recharge time: 2-4hours to 90% capacity
Input Features
>40Hz (comply with generator)
Power Factor
230 VAC
Voltage Range
140-300 VAC
Output Features
Backup Time
15 minutes
Voltage Range
Power Factor
230 VAC
Type of Wave
AC mode:pure sine wave; battery mode:simulated sine wave
Transfer Time
Typical 4-8ms
Physical Specification
100 x 278 x 143 mm
4,4 kg
Manufacture Warranty
2 years


SANTAK Robust R650 650VA Offline UPS

The SANTAK Robust R650 is a 650VA Offline UPS. It offers you reliable power protection against 5 of the most common power problems (power failure, power sags, power surges, under and over voltage) that threaten your equipment and data. This offline UPS is equipped with two-step Boost and one-step Buck AVR to stabilize the output voltage. Voltage fluctuations are automatically corrected using the AVR. The SANTAK Robust R650 provides you with satisfying reliable performance and maximizes the flexibility for your system integration. This UPS comes with a wide input voltage range between 140~300V which complies with the generator. It has a built-in DC start function that enables UPS to be started up without AC power supplied. It supports auto charging even though the UPS is off. It can also auto restart while mains recovery. It can deliver full protection against over-discharge, overcharge, and overload. The SANTAK Robust 650va UPS will provide 15-20 mins backup time if the electricity shuts down. It features 1x 12V/7Ah Sealed lead-acid, maintenance-free battery and it takes 2-4hours to recharge 90% capacity. The SANTAK Robust R650 comes with 2 years warranty.

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