Highfields Amateur Radio Club
Glossary Appendix.
copyright date

Battery Details.

Commonly used in pet collars and microphones. Replacement for the now discontinued mercury batteries: 5H-C, 5MR44, 5NR44, HM-5C.

Typical construction is 5 × LR44 stacked and heatshrink covered.

Equivalents:

5H-C, 5LR44, 5MR44, 5NR44, 175, 1501, 1501A, 1501M, A175, AL175, E175, EN175, ENA175, EP175, HM5C, MN175, MN175A, MN175B, PC175, PC175A, S175, T175, TR175, TR175A, TR175S,

Image
not to scale.
Common
Name.
Dimensions.
Length × Diameter.
Chemical Composition. Nominal Voltage. battery A175. 27.8 mm × 12.6 mm

Contacts:
Raised area Positive.
Flat Negative on opposite end.

Alkaline. 7.5 volts,

(6.75 volts for original Mercury types).

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