A675 hearing aid battery. Replaces 675, 675A, 675AP, 675HPX, A675, AC675E, DA675H, NR44, PR44, PRX675H, PZA675, V675, V675A, V675AT, V675HP, ZA675

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