eneloop AAA Rechargeable Batteries
BK-4MCCA · standard
850mAh typ
800 mAh minimum · 2,100 rated cycles · keeps 70% after 10 years
Standard eneloop AAA goes where slim cells go: remotes, wireless mice, headlamps, kitchen timers, small toys. At 850 mAh typical it holds less than pro AAA, and in return it carries the 2,100-recharge rating and keeps its charge through the months a remote spends on the coffee table.
Every pack, price per cell
| Pack | Price | Per cell | Part number |
|---|---|---|---|
| 4-pack | $12.99 | $3.25 | BK-4MCCA4BA |
| 6-pack | $17.06 | $2.84 | BK-4MCCA6BA |
| 8-pack | $15.99 | $2.00 | BK-4MCCA8BA |
| 10-pack | $25.17 | $2.52 | BK-4MCCA10FA |
| 12-pack | $22.95 | $1.91 | BK-4MCCA12FA |
| 16-pack | $31.98 | $2.00 | BK-4MCCA16FA |
| 24-pack | $47.48 | $1.98 | BK-4MCA24/CA |
Specification
| Line | eneloop (standard) |
|---|---|
| Size | AAA |
| Chemistry | Nickel-metal hydride (NiMH), pre-charged |
| Capacity, typical | 850 mAh |
| Capacity, minimum | 800 mAh |
| Rated cycles | 2,100 (IEC 61951-2:2011) |
| Charge kept in storage | 70% after 10 years (Panasonic estimate, 20 °C) |
| Works down to | -4 °F |
| Made in | Japan; packaged in the United States |
| Series code | BK-4MCCA |
US packs print typical capacity first. Panasonic’s global pages give regional figures for eneloop AAA that can differ from these.
AAA: pro or standard
Where eneloop pro AAA wins
- 980 mAh typical against 850
- More shots, more minutes per charge in a high-drain device
- Flash, headlamp, flashlight
Where eneloop AAA wins
- 2,100 rated recharges against 500
- 70% kept after 10 years, against 85% after 1
- Lower price per cell: from $1.91 against $3.54
Chargers that take it
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from $16.31
-
from $18.80
-
from $34.57
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from $52.99
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from $16.83
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from $21.05
Read the part number
Each pack of this cell ends its code with the count: BK-4MCCA4BA, BK-4MCCA6BA, BK-4MCCA8BA, BK-4MCCA10FA, BK-4MCCA12FA, BK-4MCCA16FA, BK-4MCA24/CA.
eneloop AAA: questions
How many times can you recharge eneloop AAA?
Panasonic rates eneloop AAA for 2,100 recharges under the 2011 IEC test, and about 600 under the stricter 2017 edition. Drained hard and charged hot, eneloop AAA cells wear out sooner than that.
What capacity do you get from eneloop AAA?
Current US packs print 850 mAh typical and 800 mAh minimum.
Which charger do you need for eneloop AAA?
Any of the six eneloop chargers. Panasonic gives charge times for four AA, and eneloop AAA cells finish sooner than those.
eneloop AAA and the other three cells of the eneloop line share the same six chargers.