Maintenance Matters

November 2000 Issue

Extending Battery Life

Thereís strong evidence that a cheap pulse charger/ battery de-sulfator will do just that.

[IMGCAP(1)] Hereís a surprise: An aircraft lead-acid battery is designed to last 10 to 12 years, not the two to three years most of use as a replacement cycle. Insiders in the battery industry say that a lead/acid battery contains enough reactive material (lead) to last at least five times as long as most do.

So the loaded question is why donít batteries last longer. Why do they seem to peter out and die in 36 months or so?

The reason may be twofold. One is that aircraft batteries suffer through long periods of disuse and the other is that the natural enemy of all lead-acid batteries is something called plate sulfation, which is thought to account for 80 percent of all battery failu...

To continue reading this entire article you must be a paid subscriber.

Subscribe to Aviation Consumer

Aviation Consumer is the independent online source for impartial and uncompromising evaluations of aircraft, avionics, accessories, equipment and more.

Already subscribe but haven't registered for all the benefits of the website? Click here.

Subscriber Log In

Forgot your password? Click Here.