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Polymer Li-Ion Battery: 11.1V 2500mAh (27.75Wh, 4.2A rate) battery module (2.25)

Your Price: $39.95
In Stock

Product ID # 4553
Part Number:

Lead Time: 5 Business Days!

Quantity Discounts

5 to 20$38.75
21 to 50$37.95
51 to 100$37.15
101 or more$35.96
*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
Voltage 11.1v (working)   12.6V ( peak)
Capacity 2500mAh  ( 3S)
Max. Discharging rate 4.2 Amp limited by 4.2A Polyswitch
  • One PCB (4.0A limit)installed with the battery pack which limits the discharging current of  battery pack to 6 Amp, but protect battery from
  • Over-charging       (12.6V)
  • Over-discharging  ( <9.0V)
  • Over-drain ( >4.0 Amp)
  • Short circuit
  • Wrong polarity
Prewire Prewired 6" long 18 AWG open end wire and shrink wrapped by PVC
Dimension (LxWxH) 95mm (3.7") x 50mm(2.0") x 24mm(0.9")
weight 154 gram (5.43 oz)
Related Product
  • You may choose our  1.5A Universal Smart Li-Ion battery charger + the connector adaptor to recharge this battery pack.  The estimated charging time is 2.0 hours  
  • Parallel connect two such modules to build a 11.1V  5Ah Battery pack with 10 Amp discharging rate.
  • QC Passed with output voltage 11.6v, internal impedance 113.5 milli-ohm,Capacity 2636.7 mah, Short circuit (Passed), Charge and discharge curve (Passed)

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UN 38.3 Safety Test

We own a national standard UN38.3 testing lab. We can provide UN38.3 test service to our customer.

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
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32nd International Battery Exhibit, Mar.9-12,2015, Florida, Booth #209
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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