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MN21 Alkaline Security Battery Stock Number: ES1708241

MN21 Alkaline Security Battery - ES1708241

Long-life batteries for select remote control or car alarm devices

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Manufactured by Duracell

(This part fits select models)

MN21 Alkaline Security Battery

Is a dead battery causing your security devices to fail? Want to restore the long-term reliability of your gadgets? Prevent cut-outs, weak performance and power failures with this replacement battery from eSpares.

Please check your device to ensure that this battery is suitable.


  • 12V
  • Alkaline
  • LRV08
  • Can be used to replace batteries A23 / V23GA or 3LR50 as well as MN21 types
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2 Questions and 2 Answers

By Graham Ostridge - Reading - 30 October 2017
  • Chris from eSpares
    Chris at eSpares says...

    This battery can be used to replace batteries A23 / V23GA or 3LR50 as well as MN21 types

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The battery at present appears to have lost its charge. Have renewed batteries in bell ringer. the battery reads Duracell, alkaline battery, pile alkaline, mn 21/23 12v.

By M. West - Surrey. - 15 May 2016
  • Parminder from eSpares
    Parminder at eSpares says...

    We would expect this to work with door bells, however we would advise you to refer back to the manufacturers manual regarding battery replacement.

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MN21 Alkaline Security Battery