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Battery Manager
R4900-5-20
 
Battery ManufacturerBattery manufacturer
:  
  HobbyKing  
 
Battery typeBattery type.
:  
  LiPo  
 
Battery NameBattery name
:  
  Rhino  
 
Nr.Own collection number
:  
  2  
 
Battery part numberBattery part number as in the shop
:  
  R4900-20-5  
 
Battery capacityBattery capacity
:  
  4900 mAh  
 
Number of serial connected cellsNumber of cells connected in serie
:  
  5 S  
 
Number of parallel connected cellsNumber of cells connected in parallel
:  
  1 P  
 
Discharge C-RateDischarge rate multiplier
:  
  20 C  
 
Charging connectorBattery charging/discharging connector
:  
  EC3  
 
Balancer connectorBattery balancer connector
:  
  JST-XH (XH)  
 
Battery WeightBattery weight
:  
  625 g  
 
Size LxHxWBattery size in LxHxW
:  
  177x49x41 mm  
 
Charging cyclesBattery charging cycles counter
:  
  63  
 
Internal resistanceInternal battery resistance
:  
  25 mΩ;  
 
Purchase datePurchase date
:  
  2009-12-06  
  Shop link:    
www.hobbyking.comPopup: https://www.hobbyking.com/hobbyking/store/uh_viewItem.asp?idProduct=7654
 
  Battery life cycle listing [?] 
  2018-06-24 - HiresESR FOM 0.46 @ 63 chrgs. 
Max I: 75A | Real 11.99C | IR ~5.04mΩ | IR σ 0.52mΩ @ 21°C
  2018-05-27 - HiresESR FOM 0.49 @ 62 chrgs. 
Max I: 77A | Real 13.00C | IR ~4.65mΩ | IR σ 0.52mΩ @ 22°C
  2017-03-17 - HiresESR FOM 0.46 @ 61 chrgs. 
Max I: 75A | Real 12.12C | IR ~4.98mΩ | IR σ 0.56mΩ @ 22°C
  2016-07-17 - HiresESR FOM 0.51 @ 61 chrgs. 
Max I: 78A | Real 13.18C | IR ~4.58mΩ | IR σ 0.48mΩ @ 22°C
  2016-06-28 - HiresESR FOM 0.47 @ 61 chrgs. 
Max I: 76A | Real 12.40C | IR ~4.87mΩ | IR σ 0.56mΩ @ 22°C
  2016-06-06 - iC208B FOM 0.41 @ 61 chrgs. 
Max I: 70A | Real 11.62C | IR ~5.20mΩ | IR σ 1mΩ @ 22°C

 

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