Tattu R-Line Version 5.0 1400mAh 6S 22.2V 150C Battery - The ideal match for iFlight Afterburner 5, click to reach the battery details >>


$10 Off Order Over $110


$20 Off Order Over $198


$35 Off Order Over $298

Gens ace 4000mAh 2S 7.4V TX Lipo Battery Pack with JST-EHR Plug

(No reviews yet) Write a Review
Part #:
> 100

It delivers the full capacity, stable performance, and long cycle life. Suitable for Spektrum DX9, DX8, DX7S, DX7 transmitter.

Gens Ace is one of the top rank battery corporations with deep research and manufacturing on NIMH, LI-PO, LI-FE by the effort of 200 professional engineers and technicians with 20 years exquisite battery technology. The Gens Ace brand holds the traditional concept of "excellent quality", "Optimization"& "Priority" on Sales & Services. All batteries are tailored for various scales of the RC Models such as electronic cars, airplanes, vessels and also other models, toys, electric tools, electric bikes, electric autos, digital products etc.


- Remarkable stacking technology enables single-cell capacities of 4000mAh.
- High discharge performance and high energy density.
- Superior Japan and Korea Lithium Polymer raw materials.


GensAce batteries provide high quality, reliable power for Radiomaster-TX16, Spektrum DX9, DX8, DX7S, DX7 transmitter, and fit the battery tray perfectly.

   Gensace 4000mah TX Lipo Battery      Gensace 4000mah TX Lipo Battery

Experience from Terry Arscott.

Battery Comments:

"To give a bit of background, I am a multirotor pilot, and primarily interested in mini quads. That being said the testing I've done applies universally, and the 4000mah size battery is very adaptable to my Horizon DX7, DX8, really impressive. " said Fans

Our Advantage:

1.Your orders will be dispatched via FedEx or USPS from the USA directly. 
2.Fast shipping and excellent local after-sale service guaranteed in the USA. 
3.Service-priority in the online shop, like the long warranty period and the lower price.
4.Energy Density:Specially adapted to each UAV type and RC car/boat/heli type. Very High according to capacity/weight. In fact, we are specialists in High Power Lipo Batteries. It is our unique technology, the highest power of our battery is 100C. Another technology is our batteries are able to be stably discharged simultaneously 
5.Low IR: Provides stable voltage until the end of your mission 
6.Safety: Gens Ace and its' partners fulfill the ISO9001, ISO14001, standards
7.See the battery instruction to the link: Lipo Battery Guide 

?WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to

Balancer Connector Type: JST-XH
Brand: Gens ace
Capacity(mAh): 4000
Configuration: 2S1P
Connector Type: JST-EHR
Discharge Rate (C): TX
Height(±2mm): 20
is featured product: No
Length(±5mm): 72
Max Burst discharge Rate (C): 2C
Net Weight(±20g): 147
Over 300wh: No
over_power: No
Part Number: GEA2S4000TXJS
Preorder config: No
sorting: GensAir
upc: 889551011174
Voltage(V): 7.4
Width(±2mm): 52
Wire Gauge: 20#
Discharge Wire Length(mm): 80mm
Amount: 32 pcs/box
Capacity Range(mAh): 3000-5999
Part N: GA-B-TX-4000-2S1P-JST