7.4V 4000mAh 2S LiPo Transmitter Battery
7.4V 4000mAh 2S LiPo Transmitter Battery
In Stock

7.4V 4000mAh 2S LiPo Transmitter Battery

Item No.
Spektrum - SPMB4000LPTX
4.8
$79.99
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Product $79.99
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Estimated Total: $79.99
Estimated Total: $79.99
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Spektrum 7.4V 4000mAh 2S LiPo Transmitter Battery Overview

The 4000 2S LiPo offers long flight time, as well as advanced safety and features. It 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 ensures you get the longest life and power from your pack.

Compatible With

  • DX9 and DX9 Black Edition
  • DX8 Gen 1
  • DX7S
  • DX20 (Stock Replacement)

Spektrum 7.4V 4000mAh 2S LiPo Transmitter Battery Key Features

  • Built-in cell balancer
  • Built-in safety current prevents overcharging

Product Specs

Battery Type
LiPo (3.7V per cell)
Battery Voltage
7.4V
Capacity
4000mAh
Cell Configuration
2S1P
Charge Protection Circuitry
Yes
Connector Type
White TX Plug
Number of Cells
2
Product Height
0.75" (19 mm)
Product Length
2.05" (52 mm)
Product Weight
5.04 oz (143 g)
Product Width
2.68" (68 mm)
Wire Gauge
20 AWG

Compatibility

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FAQ

This is a replacement battery for several Spektrum transmitters, no designed to be used in aircraft. SPMX22002SLFRX would be a better option for a receiver battery in a gas powered aircraft.

Yes, this is the correct higher-capacity battery for the DX9.

The rechargeable battery for the DX8e is SPMA9602. https://www.horizonhobby.com/product/7.4v-2000mah-2s-li-ion-transmitter-battery-tx-plug/SPMA9602.html