Usable power when using the STP10.0-3SE-40 together with Varta.wall

10.0 kWh

15.0 kWh

20 kWh

Voltage range of battery

168 V to 226 V

252 V to 340 V

336 V to 453.6 V

Maximum current
(Charge)

22 A

Maximum current
(Discharge)

26 A

Maximum charging power

3.7 kW to 5.0 kW

5.5 kW to 7.5 kW

7.4 kW to 10 kW

Maximum discharge power

4.4 kW to 5.9 kW

6.6 kW to 8.8 kW

8.7 kW to 10.6 kW