Something to know about Ni-Cd battery

 Ni-Cd battery pack

Advantages of Ni-Cd batteries

✳Withstand long periods of deep discharge

✳More charge/discharge cycles than other rechargeable batteries to extend battery life

✳Higher energy density, lighter and more compact than lead-acid batteries Ni-Cd is preferred when size and weight are critical factors, such as in aircraft

✳Lower self-discharge rate than nickel-metal hydride (Ni-MH) batteries (20% per month vs. 30% per month)

 

Some notes about using Ni-Cd batteries

Ni-Cd batteries are highly toxic. In addition, nickel and cadmium are expensive metals.

 

Unlike lead-acid batteries, Ni-Cd batteries can overheat, go into thermal runaway mode and self-destruct when charged with a generator - even in an overcurrent cutoff system. However, Ni-Cd battery packs are usually equipped with an internal thermal charger cut-off device that signals if the battery heats up and/or reaches its maximum voltage.

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