Sony US18650VT3 1500mAh (Green)



Official specifications (This is for VTC3):

• Nominal capacity: 1600mAh
• Rated capacity: 1500mAh
• Capacity at 1.5A discharge: 1425mAh
• Nominal voltage: 3.7V
• Charge current: 1.5A
• Discharge cut-off: 2.5V

A older 18650 battery for tools.










There are two curves for all discharge currents, this must be a perfect match between the two batteries. The batteries has nearly constant discharge capacity up to 20A.



















Conclusion

The battery has fairly low capacity by todays standard, but it can deliver a lot of current.



Notes and links

Vapcell told me that I was missing some cells in my comparator and they would be happy to supply them.

How is the test done and how to read the charts
How is a protected LiIon battery constructed
More about button top and flat top batteries
Compare to 18650 and other batteries