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Hi-Power Polymer Li-Ion Battery Combo: 7.4v 3000mAh (22.2Wh, 10-12C, w/o PCB) / Intelligent Charger (3.6)

Your Price: $82.95
In Stock

Product ID # 4432
Part Number:

Quantity Discounts

5 to 20$80.46
21 to 50$78.80
51 to 100$77.14
101 or more$74.66


*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
Voltage       7.4v (working)   8.4 V ( peak)    5.5 V ( cut-off)
Capacity       3 Ah   ( 22.2 wh)
Max. Discharging Rate       31 Amp. (Continuous 10 C rate), 62Amp Max (20C Max for short time)
Dimensions(LxWxH)       141mm (5.5") x 46mm (1.8".) x 14mm (0.5")
Weight       165g (5.7oz) 


  • The polymer battery is excellent for ebike , RC robot and other high drain DC device up to 40A
  • Superior Battery Power and Battery Strength makes your RC car or Aircraft a true champion
  • Can fit in most RC car stock tray ( 6x Sc size) and Replace 7.2V NiMH battery pack with 50% less weight
  • Can fit Losi XXX T- Novak Cyclone, Trinity Cobalt Pro stock, Spektrum DX3 radio w/ Z590 Hi-Torque Race Servo and SR3000 Receiver
  • Comparision with NiMH 7.2V 4.2Ah Pack
   Size (in)  Weight  Capacity Max Drain   Volt Flat  Cost  RC racing
 7.4V 4Ah Polymer  5.4x2x0.6" 192 g  3 wh  48A  7.2V  Higher  Faster
 7.2V 4Ah NiMH  5.4"x1.9"x1" 375 g   3 wh  40A  6.6V  lower  slower


  • This Li-polymer battery pack has no PCB or PCM installed, must be charged by Intelligent Balance charger.  
  • Never discharge the battery pack below 5.0V(2.5V/cell).  
  • Always charging the battery immediately after use. We are not responsible for any damage caused by miss-use. 
  • Please read more safety warning about Li-ion battery

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UN 38.3 Safety Test

We already set up our own UN38.3 testing lab. We can provide UN38.3 test service to our customer now.

If you want to set up your own lab, we also provide UN38.3 & IEC62133 equipments and onsite training. Email us for the quote and lead time.
Thermal Abuse Test for IEC62133
Lithium Battery Shipping Regulation
Show & Conference
The Battery Show 2014, Sept. 16-18, 2014, Novi, Michigan, Booth# B1544
Energy Mobility 2014, booth#126, Apr 29-30, 2014, San Diego, CA
Lithium Battery Power 2013, Nov 12-15, 2013, San Diego, CA
The Battery Show 2013, Sept. 17-19, 2013, Novi, Michigan
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An article about Nik Wallenda makes history crossing the Grand Canyon. He was carrying BSI 1080i mini POV cameras with LFH4S4R1WR battery build by us.

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