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SPMB4000LPTX: 4000mAh LiPo TX Battery For Spektrum DX7s, DX8 (Ship in 2 to 3 days)

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Retail: $89.99
Price: $69.99
Out of stock
Part Number: SPMB4000LPTX ###
Manufacturer: Spektrum
Manufacturer Part No: SPMB4000LPTX


The 4000 2S LiPo offers not only double the flight time as the stock DX8 battery but also advanced safety and features. It also includes a built-in safety current that shuts the battery off, to avoid overcharging and damaging the battery and radio. Plus, a built-in balancing system to make sure you get the longest life and power from your pack.


  • Built-in cell balancer 
  • Built-in safety current prevents over charging


Type: LiPo
Capacity: 4000mAh
Voltage: 7.4V
Wire Gauge: 20 AWG
Configuration: 2S
Length: 2.7 in (68mm)
Width: 2.0 in (52mm)
Height: 0.75 in (19mm)
Application: DX8 Transmitter Battery
Maximum Continuous Discharge : 2C
Charge Protection Circuitry: Yes