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Battery Information
Battery Details

This battery will replace discontinued mercury models cross referenced to this model. Equipment formerly using the mercury model will work, although some re-calibration may have to be taken into account due to the slightly different voltage & discharge characteristics.

Equivalents:

5LR50, 5MR50, 135A, 1505A, 1505M, A135, E135, E135N, EN135A, M135A, PC135A, TR135R,

Image
not to scale.
Common
Name.
Dimensions.
Length × Diameter.
Chemical Composition. Nominal Voltage.
battery A135. 83 mm × 16.8 mm

Contacts:
Raised area Positive.
"Pip" Negative.
layout

Alkaline. 7.5 volts.

Make Your Own:

This battery is easily constructed from a stack of five LR50 button cells held with some electricians tape wrapped around them.

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