ALCAD is our top choice when Ni-Cd battery systems are required. Especially the ALCAD Vantex NG, maintenance free Ni-Cd battery systems. The Vantex new state-of- the-art design virtual eliminates the need to add water throughout the service life of the battery. Vantex NG batteries consistently test above specifications in field discharge tests, are durability with over 20 years’ service life and easy to install.