Features ONLITE central eBox ACCU SET - OGiV High Rate grid plates (lead/calcium) - Complies with EUROBAT class high performance - Service life 10 years @ 20°C ambient temperature - Housing and cover ABS - Poles with flat plug connection MP 6.3 - Extremely low gassing - Low self-discharge - No transport restrictions - 100% recyclable - Maintenance-free over the entire service life - Nominal voltage 18x12 V / 216 V DC - Complies with DIN EN 60896 - Ventilation according to EN 50272-2 The battery set must not be stored without a battery charge for longer than 2 months after delivery. The battery set must be connected to the system after 2 months at the latest. If these instructions are not followed, any liability or warranty claims will be rejected.