Made by smaller companies using 4 × LR50 cells in shrink sleeving or plastic case (you could do the same with tape or heat shrink tubing).
Equivalents:
1408M, 1409A, 1409M, 4LR50, 4MR50, 4NR50, A134, BA73U, E134, E134N, EN134A, EPX134, H134R, H-4P, H-4P/A, PC134A, TR134, TR134R,
Image not to scale. | Common Name. | Dimensions. Length × Diameter. | Chemical Composition. | Nominal Voltage. |
---|---|---|---|---|
A134. | 62.2 mm × 16.8 mm Contacts: "Pips" either end. | Alkaline replacement. | 6 volts, (5.4 volts for original Mercury types). |