Brand new Boston Power Swing 5300

Here are brand new Boston Power Swing 5300 cells!

Yes these are actually 5300mah and no they are not 2 18650 cells side by side. Boston Power is found in many medical and military batteries. They are one of the best and most certified. Certifications UN 38.3, UL1642, IEC 62133, ROHS 2002/95/EC In Process: Nordic Ecolabel

You can spot weld both sides on this model because the positive side actually has a nickel sheet ultrasonic welded to it. Remember the negative side is the side with the button as you can see in the 2nd photo.

Data sheet is in the 3rd and 4th photo.

We only have a small amount remaining in stock.