Duracell No. PC9100 Alkaline Pro Hearing Aid Battery
The Duracell No. PC9100 "ProCell" 1.5 volt alkaline hearing aid battery was
made in Belgium and distributed by Duracell Inc. of Bethel, CT.
The No. PC9100 alkaline battery weighed 0.3 oz. (8 g) and measured 1⅛"
by 7/16" in diameter
(2.9 x 1.1 cm).
Alkaline batteries were used in the 1980s, but became much more
popular as mercury batteries were phased out of use. Since 1996 when
mercury batteries were banned in the
USA, alkaline batteries took their
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Side view of the Duracell No. PC9100 alkaline battery showing where it
was made and who distributed it. This battery is a size "N", a
popular size of battery for hearing aids used from the mid 1950s and
still in use today.
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Side view of two Duracell No. PC9100 "ProCell" alkaline batteries showing
slightly different designs in the graphics.
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Top view of the Duracell No. PC9100 alkaline battery showing the
positive terminal.
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Bottom view of the Duracell No. PC9100 alkaline battery showing the
negative terminal.
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