The high-performance LiPo Battery Packs for RC car's not necessarily cost the earth to prove a number of manufacturers from the Far East has been a while. Gens ace with another manufacturer now meets the highly competitive battery market, offering the 5000mAh 7.4V LiPo Hardcase a very interesting alternative to the products of reputable manufacturers.
The battery pack has a stable and cleanly designed hard case, in which the cells are housed well protected. In the top 4mm gold-plated battery connectors and a 2-mm Balancerbuchse are admitted. These are not clear, but are slightly recessed into the housing. Well the top in the photo are the minus and plus signs, which are printed on the label as both are also embedded into the case. So it is hardly possible to swap the cable.
The set: In addition to the battery pack is a neatly soldered, highly flexible silicone Charger with Balancer Connector (JST XH) and a T-connector with it. Once again, we noted again that the red T-connector uptake in RC cars and gradually take the place of the familiar Tamiya plug.
The first positive impression left by the Gens ace LiPo, sat down with a view to continuing the measured values. Both cells are in the delivery of each state at exactly 3.81 volts, so the ideal conditions for the first charging process. * In several charging and discharging cycles with a Robbe-Loaders and balancer itself gave the following values:
- Charge: 2692mAh
- Charge: 5289mAh
- Charge: 5290mAh
The Gens ace tested here, the nominal battery capacity has been exceeded by about 290mAh of 5000mAh, which corresponds to an actual capacity of 105.8%. Thus, the power bar is at the forefront of all of us have tested battery packs.
The shrink tubing connecting the supplied cable to go to the end of the gold connectors and can be dangerous short-circuits a chance.
Specifications
- Capacity: 5000 mAh
- Configuration: 2S1P
- Dimensions 138 x 46.5 x 25.5 mm
- Weight: 290 grams
- Short exposure time max. 500A (100C)
- Load duration max. 250A (50C)
- Resistance (milliohms): <20mohm
- Connection: 4mm Gold Connector / T-connector
- Balancer: 2mm gold contact / JST XH
More important than the bare figures of course are the practical experience. The large, side-mounted "ROAR APPROVED" sticker on it already announced that the battery pack should fit into the holder virtually all current vehicles. So it was no problem, the LiPo in a SC10 4 × 4 to accommodate, where he fitted perfectly into the cradle. On track and gave the Gens ace LiPo even a torque monster like the LRP X12L Short Course 550 in all situations, enough power to chase the truck around the track with ease. Even at high outside temperatures, the battery temperature was barely above 20-25 degrees, which suggests a low internal resistance of the cells.
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