ACUMAX® AV SERIES – designed lifetime: 3-5 years. The series is designed for use in UPSes. With standard overall dimensions the internal resistance of batteries is much lower. Owing to that they have a larger capacity and very good characteristics for discharging at high current and constant power.
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| Model | Voltage [V] | Capacity [Ah] C20 | Height [mm] | Length [mm] | Width [mm] | Weight [kg] | Catalog card |
| AV 9 – 12 | 12 | 8,5 | 94+5 | 151 | 65 | 2,75 |  |
| AV 15 – 12 | 12 | 14 | 95+6 | 151 | 98 | 4,20 | |
| AV 22 – 12 | 12 | 20 | 168 | 182 | 76 | 5,70 | |