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4000mAh LiPo Transmitter Battery: DX8, DX9 4000mAh LiPo Transmitter Battery: DX8, DX9
  • Overview
  • Specs
  • Parts & Accessories
  • Manuals & Support

Key Features

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

Overview

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.

Compatible Products

Spektrum 4000mAh LiPo Transmitter Battery: DX8, DX9 SPMB4000LPTX is compatible with SPM20000EU
Battery Application: Transmitter Battery
Battery Voltage: 7.4V
Cell Configuration: 2S1P
Charge Protection Circuitry: Yes
Connector Type: White TX Plug
Wire Gauge: 20 AWG

Optional Accessories

GBP 4.50
Out of Stock
GBP 3.99
Out of Stock

Battery Safety Sheet

FAQs

Will my JR receiver battery work with other systems?

Yes, JR receiver batteries have a universal type connector and is compatible with most current radio systems.

Can a battery be used after it was charged with polarity reversed?

This depends on the age and condition of the battery, performance may be lessened. Contact JR's Service Center if you're unable to determine the condition of your battery.

Does a JR receiver with a Futaba transmitter?

No. they are not compatible with one another.

Product Support Tips

Product Support

Product Support & Service

Technical questions about this product should be directed to Horizon Hobby:

Horizon Hobby GmbH
Hanskampring 9
D-22885 Barsbuettel
Deutschland

US Product Support:
Mo - Fr: 2:00pm - 9:00pm (UK Time zone hours of operation)
English: +44 (0) 127 929 7061

Europe Customer Service & Tech Support:
Mo - Fr: 8:00am - 4:00pm
English: +44 (0) 127 929 7061
German: +49 (0) 40-822167800
French: +33 (0) 7 822 63 500

To submit a Horizon Hobby Service Ticket please visit our Service Ticket Form.

If you would like to purchase this product at a local retailer please visit our Store Locator.