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28.8 V
2.8 Ah
12.0 A
240 W

The PH3059 high power density smart battery is ideal for use in uninterruptible power supply systems and low-current DC motors etc. Fitted with high power density Li-ion manganese cells enables very high current delivery for short periods. Complete with a new standard connector to handle its higher operating voltage and higher discharge currents. Its rugged construction rating reflects its application in mobile environments. 

The P-series charger is required for these batteries. 

These smart Li-ion batteries can be customized to meet unique specifications. Custom label, custom firmware and some performance options are available. Creating custom-hybrids of standard batteries is a part of Inspired Energy’s established expertise.

The PH3059HD29 has been updated as a replacement for the previous PH3059HD25 & HD26 models.


Qty 1-11, $187.24 USD ea.

To place an order or for additional quantity pricing, please contact us.

Length X Width X Height (Inches):
6.62" X 3.22" X 1.10"
Length X Width X Height (mm):
168.1mm X 81.8mm X 27.7mm
Chemistry / Cell Array:
8 Li-ion 18650 cells / 8S1P array
Equivalent Lithium Content:
Mating Connector:
7-Pin D-Sub
Cavity Size:
27.8mm x 98.1mm cross section
Fuel Guage Display:
Always on 5-Bar LCD
Optional Belt Pack:
On Board Charger:
Has power supply:
Vehicle Cable:
USB Charge Port: