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Size 10 hearing aid battery (yellow)
Size 10: 1.45 V zinc-air hearing aid battery, 5.8 mm × 3.6 mm, about 90 mAh (131 mWh). Same battery: PR70, A10, 10A, ZA10.
1.45 Vvoltage
5.8 mmdiameter, 0.228 in
3.6 mmthick, 0.142 in
≈ 90 mAhcapacity
Size 10: what to know
- Size 10 is the smallest hearing aid battery, at 5.8 mm × 3.6 mm, and runs out soonest.
Size 10 equivalents
PR70A1010AZA10
Can I use another battery instead of a Size 10?
| Battery | Size | Volts | Works? | Why |
|---|---|---|---|---|
| SR516SW | 5.8 mm × 1.65 mm | 1.55 V | No | Hearing aids need zinc-air cells. |
| LR521 | 5.8 mm × 2.15 mm | 1.5 V | No | Hearing aids need zinc-air cells. |
| SR521SW | 5.8 mm × 2.15 mm | 1.55 V | No | Hearing aids need zinc-air cells. |
| SR527SW | 5.8 mm × 2.7 mm | 1.55 V | No | Hearing aids need zinc-air cells. |
What uses a Size 10 battery?
- Very small in-the-canal and completely-in-canal hearing aids
- Small receiver-in-canal hearing aids
Guides: hearing aid
Tab colour yellow. Pull the tab only when needed and wait a minute before closing the door. About 3–7 days of daily wear.