A/U 4120 Specificaton
R4120/6 Weight down from 320g to 280g, internal Resistance down from 33 mΩ to only 15 mΩ
No. Of cells
RPM/V
Max. efficiency current
NoLoad current / 10 V
Current capacity
Ni-MH
Li-Poly
A4120/6
9-12
4-6
710 KV
26 - 45 A (>81%)
2.6 A
60 A / 60s
A4120/7
610 KV
20 - 40 A (>81%)
2.0 A
55 A / 60S
Max. efficiency
Shaft diameter (mm)
Weight with cables
Internal Resistance
Dimensions (mm)
84%
6 mm
309 g
33 mΩ
50 x 55
85%
41 mΩ
50x55