ESC Electric Speed Controller

120A-HV-OPTO: $114.8
Output: Continuous 120A, burst 180A up to 10 seconds.
Input Voltage: 5-12 cells lithium battery or 15-36 cells NIMH battery.  
BEC:  None.
Control Signal Transmission: Optically coupled system.
Max Speed: 2 Pole: 210,000rpm ; 6 Pole: 70,000rpm; 12 pole: 35,000rpm                            
Size: 88mm (L) * 55mm (W) * 15mm (H).
Weight: 125g.



ESC 40A:  $23.3
Output: Continuous 40A
Input Voltage:  2-6 cells (5-18 cells NiMh)   
BEC:  Twin voltage selection, 5.25v and 6v.
Control Signal Transmission: Optically coupled system.
Size:  59mm (L) * 27mm (W) * 12mm (H).
Weight:  38g.  
Max Speed:2 Pole: 210,000rpm; 6 Pole: 70,000rpm; 12 Pole: 35,000rpm



ESC 30A : $14.8

Output: 30A
BEC: No BEC (Opto)
Input Voltage: 2-6 cell LiPoly battery or 5-18 cells NiMH, NiCd
Size: 56.5*25.6*8mm

Weight: 38g

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