Banner Running Bull EFB 12v 55Ah. EFB battery for vehicles with simpler Start Stop systems and vehicles with a lot of equipment. Fiberglass fabric on the separator and special composition of active mass. Twice the cycle life compared to standard starter batteries; classification M2 according to EN 50342-1. High vibration resistance V3 according to EN 50342-1. The Double Top cap provides maximum leakage and highest operational reliability. Absolutely maintenance-free thanks to modern calcium grid technology. Note: Some vehicles with less advanced start/stop systems are supplied with an EFB. Existing EFB batteries should always be replaced with original spare parts equivalent to the Running Bull EFB. For improved performance, an existing EFB can also be replaced with an AGM. Equivalent in other brands: YBX7053.