![The design principle for HOPPECKE net.power batteries is based on the use of grid plates and a fibreglass fleece as a separator in which the electrolyte is fixed. The design principle for HOPPECKE net.power batteries is based on the use of grid plates and a fibreglass fleece as a separator in which the electrolyte is fixed.](https://www.hoppecke.com/fileadmin/Redakteur/Hoppecke-Main/Products-Import/net.power_group_image_1_home.png)
The design principle for HOPPECKE net.power batteries is based on the use of grid plates and a fibreglass fleece as a separator in which the electrolyte is fixed.
![rail | power FNC - With its wide range of capacities and performance classes, it can be used flexibly and can be optimally adapted to your needs. rail | power FNC - With its wide range of capacities and performance classes, it can be used flexibly and can be optimally adapted to your needs.](https://www.hoppecke.com/fileadmin/Redakteur/Hoppecke-Main/Products-Import/rail_power_fnc_image_1_home.png)
rail | power FNC - With its wide range of capacities and performance classes, it can be used flexibly and can be optimally adapted to your needs.
![The HOPPECKE grid | power VR L battery is a sealed, stationary, lead-acid battery with fixed electrolyte The HOPPECKE grid | power VR L battery is a sealed, stationary, lead-acid battery with fixed electrolyte](https://www.hoppecke.com/fileadmin/Redakteur/Hoppecke-Main/Products-Import/grid_power_vrl_group_image_1_home.png)
The HOPPECKE grid | power VR L battery is a sealed, stationary, lead-acid battery with fixed electrolyte
![The HOPPECKE grid | power V L (series OPzS) is a low-maintenance, vented lead-acid 2V cell in conventional technology with liquid electrolyte (dilute sulfuric acid). The HOPPECKE grid | power V L (series OPzS) is a low-maintenance, vented lead-acid 2V cell in conventional technology with liquid electrolyte (dilute sulfuric acid).](https://www.hoppecke.com/fileadmin/Redakteur/Hoppecke-Main/Products-Import/grid_power_vl_group_image_1_home.png)