The HOPPECKE grid | power V X (series GroE) is a low-maintenance, vented lead-acid 2V cell in conventional technology with liquid electrolyte (dilute sulfuric acid).
Hoppecke grid | power VR M - Akkurat GSV GmbH
OSP.XC - HOPPECKE Batterien
Hoppecke grid | power V L (OPzS bloc) - Akkurat GSV GmbH