ø6mm Miniature Planetary Gear Motors    
GH612 SERIES                                                                          
Mechanical Details And Specifications         
Part no.     GH6121S-10   GH6122S-10   GH6123S-10   GH6124S-10      
Motor Spec
Operating Voltage range 2.5-5.0v   2.5-5.0v   2.5-5.0v   2.5-5.0v  
Speed at 3V  (approx.)   10 000 rpm   10 000 rpm   10 000 rpm   10 000 rpm  
No. of gear stages   1   2   3   4   Gearhead Spec
Gear Ratio     1:5.14   1:26.45   1:136.02   1:699.55  
Nominal Voltage     3V   3V   3V   3V   No Load
Speed (approx.) 1850 rpm 365 rpm 65 rpm 14rpm
Current(approx.)     10 mA   10 mA   10 mA   10 mA  
Maximum Torque (approx.)   4gcm   16 gcm   60 gcm   160 gcm   Max. Output Torque
Length with motor L1     20.80 mm   22.60 mm   24.40 mm   26.20 mm   Physical
Motor Length  L2 15 mm 15 mm 15 mm 15 mm
Shaft Diameter   1.5 mm   1.5 mm   1.5 mm   1.5 mm  
Weight     1.8 g   1.9 g   2.0 g   2.1 g  
Gearhead Material   Plastic   Plastic   Plastic   Plastic      
 
Gearhead Layout  
 
Nominal Tolerance +/- 0.1mm unless otherwise specified Unit: mm
 
Specifications subject to change without notice.