Highfields Amateur Radio Club
Glossary Appendix.

Battery Details.

Same physical size as the LR41 button cell (1.5 Volt).

Equivalents:

312, 312A, 312AE, 312AP, 312HP, 312HPX, 312P, 312PA, 312SA, 312ZA, 7002ZD, AC312, AC312E, AC312E/EZ, AC312EZ, AC-312E, AP312, B312BA, B3124, B347PA, Brown, CP41, DA312, DA312H, DA312H/N, DA312N, DA312X, E312E, H312AE, L312ZA, ME7Z, P312, PR41, PR312, PR312H, PR-312PA, PZ312, PZA312, R312ZA, S312A, V312A, V312AT, VT312, W312ZA, XL312, ZA312.

Image not to scale.	Common Name.	Dimensions. Diameter × Thickness.	Chemical Composition.	Nominal Voltage.
	Hearing Aid Brown	7.9 mm × 3.6 mm Contacts: Case Positive. Slightly raised area Negative.	Zinc - Air.	1.35 volts.