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Efest 10440 V1 IMR 350mAh

Efest 10440 V1 IMR 350mAh
Efest 10440 V1 IMR 350mAh
Brand: Efest
Product Code: EFST10440V1
Availability: 145
Price: $3.25

2 or more $3.20
4 or more $3.10
6 or more $3.05
8 or more $3.00
10 or more $2.95
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Unprotected, flat top.  Ships with factory cardboard boxes.

This is widely regarded as the best high drain 10440 battery in production today.  Great for those little pocket rockets!

Diameter:10.3mm
Height: 44.1mm

Manufacturer Cell Specifications:

  • Capacity: 350mAh
  • Charging Voltage: 4.2v
  • Maximum Charge Current: 300mA (150mA or lower is best for cell longevity)
  • Recommended Discharge Termination: 2.75v

These cells, like all lithium and IMR cells, should not be discharged below 2.5 volts.

You can read HKJ's excellent review of this cell here.

A few discharge curves of this cell from HKJ's comparator.  Notice how it handles up to a 3A discharge and how it destroys the Ultrafire 10440.

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