We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Four white AA rechargeable batteries in clear plastic packaging

Panasonic

Panasonic BK-3MCCA4BA eneloop AA 2000mAh 2100 Cycle Ni-MH 4-pack

SKU CH-MN9Z-8S6PZ MPN BK-3MCCA4BA

Four AA Ni-MH cells hold 2000 mAh typical capacity, retain 70% charge for 10 years and recharge up to 2100 times

  • SpecificationsNi-MH, Low Self Discharge rechargeable batteries 2000mAh typ
  • TypeRechargeable Batteries
  • Battery Pack4-pack
  • Battery TypeAA
  • Featureeneloop 2000mAh typical /1900mAh Ni-MH minimum (AA) Holds up

Battery Pack 4-pack

Battery Type AA

  • Ready to use straight from the pack with solar pre-charge
  • Holds 70% charge after 10 years of storage
  • Rechargeable up to 2100 cycles for long life
  • 2000 mAh typical capacity powers devices longer
  • No memory effect allows flexible top-up charging

Ready-to-use AA rechargeables

These Panasonic eneloop AA cells arrive pre-charged with solar energy at the factory and hold up to 70 percent of their charge after ten years of storage. Each battery delivers 2000mAh typical capacity with a 1900mAh minimum rating. The four-pack suits households that want reliable power for everyday devices without waiting for a first charge.

Low self-discharge chemistry

Ni-MH low self-discharge technology keeps the cells ready for months between uses and eliminates memory effect so they can be topped up at any state of charge. The chemistry operates down to minus four degrees Fahrenheit, making the pack practical for outdoor gear in cold weather. No special maintenance routine is required beyond normal charging cycles.

Rated for 2100 recharge cycles

Each cell is specified for up to 2100 full recharge cycles, giving a clear measure of long-term value for high-drain devices such as camera flashes or game controllers. Buyers who need higher single-charge capacity or a different cell size should look at other options in the range.

Highlights

  • Ready to use straight from the pack with solar pre-charge
  • Holds 70% charge after 10 years of storage
  • Rechargeable up to 2100 cycles for long life
  • 2000 mAh typical capacity powers devices longer
  • No memory effect allows flexible top-up charging

Specifications

BrandPanasonic
ModelBK-3MCCA4BA
SpecificationsNi-MH, Low Self Discharge rechargeable batteries
2000mAh typical /1900mAh Ni-MH minimum (AA)
TypeRechargeable Batteries
Battery Pack4-pack
Battery TypeAA
Featureeneloop 2000mAh typical /1900mAh Ni-MH minimum (AA)
Holds up to 70% of their charge after 5 years of non-use
Can be recharged up to 2100 times
Pre-charged at the factory using power generated from solar energy and ready to use right out of the package
Work in extreme temperatures down to –4°F
No memory effect – batteries can be recharged when fully, or partially drained
Ni-MH, Low Self Discharge rechargeable batteries
Shipping weight0.11 kg
Package size108 × 84 × 17 mm

Other versions of this model

2 more in the same range

Same family, different memory, cooler or clock — compare before you commit.

Questions about this item

How do I install the Panasonic BK-3MCCA4BA eneloop AA batteries, and what is the common mistake to avoid?

Insert the four AA cells into your device matching the + and - markings; the common mistake is placing a cell backwards, which prevents operation.

What maintenance or replacement will these 2000mAh Ni-MH cells need later?

They hold up to 70% charge after 10 years unused and recharge up to 2100 times; replace the pack when runtime drops below your needs.

What limit appears first under sustained use of these pre-charged eneloop batteries?

The 1900mAh minimum capacity sets the runtime floor; after many cycles the cells reach the 2100 recharge limit and must be replaced.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.