LR626 vs SR626SW
Using SR626SW in place of LR626 — Upgrade: steadier voltage, longer life. Using LR626 in place of SR626SW — Works, but runs out sooner. Avoid in watches and medical devices.
Side by side
| LR626 | SR626SW | |
|---|---|---|
| Chemistry | alkaline | silver oxide |
| Voltage | 1.5 V | 1.55 V |
| Diameter | 6.8 mm | 6.8 mm |
| Height | 2.6 mm | 2.6 mm |
| Typical capacity | 12–18 mAh | 24–27 mAh |
| Also sold as | 177, AG4, LR66 | SG4, 376, 377, SR66 |
LR626 is alkaline against silver oxide, 1.5 V against 1.55 V and a typical 12–18 mAh against 24–27 mAh.
The verdict, both ways round
SR626SW in place of LR626
Upgrade
Upgrade: steadier voltage, longer life.
LR626 in place of SR626SW
Downgrade
Works, but runs out sooner. Avoid in watches and medical devices.
LR626 and SR626SW questions
- Can I use SR626SW instead of LR626?
- Upgrade: steadier voltage, longer life.
- Can I use LR626 instead of SR626SW?
- Works, but runs out sooner. Avoid in watches and medical devices.
- Are LR626 and SR626SW the same size?
- Yes, both are 6.8 × 2.6 mm.
- What is the difference between LR626 and SR626SW?
- LR626 is alkaline against silver oxide, 1.5 V against 1.55 V and a typical 12–18 mAh against 24–27 mAh.