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Gens ace G-Tech 4000mAh 2S1P 7.4V TX Lipo Battery Pack with JST-EHR Plug

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Gens ace G-Tech 4000mah 2S smart lipo battery delivers the full capacity, stable performance, and long cycle life. Suitable for Spektrum DX9, DX8, DX7S, DX7 transmitter.

The battery is implanted with G-Tech chip and can be automatically identified, communicated and charged with the G-Tech Eco Smart Charger, and can also be regularly charged with a normal charger.

Gens Ace is one of the top rank battery corporations with deep research and manufacturing on LI-PO, LI-HV, LI-FE, NIMH 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.


- G-Tech chip
- Minimum Capacity: 4000mAh
- Configuration: 2S1P / 7.4V / 2 cells
- Net Weight(±20g): 142g
- Dimensions:73mm Length x 52m Width x 19mm Height
- Balancer Connector Type: G-Tech-3P


- 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.      

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: G-Tech-3P
Brand: Gens ace
Capacity(mAh): 4000
Configuration: 2S1P
Height(±2mm): 19
is featured product: No
Length(±5mm): 73
Net Weight(±20g): 142
Over 300wh: No
over_power: No
Preorder config: No
sorting: GensAir
upc: 889551117005
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