Convert Milliampere-hours to Kiloampere-hours
Convert Milliampere-hours (mAh) to Kiloampere-hours (kAh) instantly and accurately.
Conversion Formula
kAh = mAh × 1.000000000e-6
About Milliampere-hours
The milliampere-hour (mAh) equals exactly 3.6 C and is the universal capacity unit for portable-electronics batteries. Smartphone batteries range from 3 000-5 000 mAh; AA alkaline cells deliver ≈2 500 mAh; small lithium coin cells for RTC modules are rated 35-225 mAh. 1 mAh = 3.6 C = 10⁻³ Ah.
About Kiloampere-hours
The kiloampere-hour (kAh) equals 3.6 × 10⁶ C = 3.6 MC, the practical unit for grid-scale battery storage and large industrial electrolysis. A 100 MW·h utility-scale lithium-ion installation delivers roughly 27 kAh at typical operating voltages; aluminium Hall-Heroult cells consume approximately 13 500 kAh per tonne of aluminium. 1 kAh = 10³ Ah = 3.6 MC.
Quick Reference Table
| Milliampere-hours (mAh) | Kiloampere-hours (kAh) |
|---|---|
| 1 mAh | 1 × 10-6 kAh |
| 2 mAh | 2 × 10-6 kAh |
| 5 mAh | 5 × 10-6 kAh |
| 10 mAh | 1 × 10-5 kAh |
| 25 mAh | 2.5 × 10-5 kAh |
| 50 mAh | 5 × 10-5 kAh |
| 100 mAh | 1 × 10-4 kAh |