Can You Convert a NiCd Battery to NiMh?

A NiCd battery or nickel cadmium battery is the first popular rechargeable battery. The newer NiMh or nickel metal hydride battery is a popular replacement for NiCd because of its higher capacity.

Can You Convert your NiCd Powered Device to Run on NiMh Batteries?

Yes, conventional devices powered by NiCd batteries run great on NiMh batteries. NiMh batteries are available in all standard formats: AAA, AA, C, D and 9 volt. Simply remove the Nicad battery cells, note the format and quantity, then replace them with the appropriate NiMh batteries. Cell voltage is standard.

Can You Convert Your NiCd Powered Device to a NiMh Battery Pack?

Yes, but appropriate size and shape availability is limited. First, make sure the physical properties are correct and the battery pack will fit into your device. Then check the electrical contact polarity and configuration. Lastly, make sure the NiMh battery pack is the correct nominal voltage for your device. Use your device’s specifications to verify the correct nominal voltage. This should be printed on the device next to the electrical connector and in the device documentation.

Can You Use the Same Charger After the Conversion?

Yes, NiMh batteries have a higher capacity, so charging them will take a little longer. Make sure your charger is the type with a timer to prevent overcharging.