The B28-135 from Ibeos is a Satellite Battery with a capacity of 135 Wh and a charge current of 2.5 A. This lithium-ion battery module has a discharge current of 10 A and a voltage range of 22-33.6 V. It has a power consumption of up to 20 W and a radiation tolerance TID of up to 30 kRad (Si). The battery module features overvoltage and undervoltage protection and comes with aluminum and PEEK packaging that is rigid, thermally conductive, and enables flexible mechanical and thermal spacecraft interfacing. It has a mass of 815 g and measures 94.5 x 87.5 x 50.6 mm.