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. |
---|---|---|---|---|
A135. | 83 mm × 16.8 mm Contacts: | 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.