The 25mm Encoder gearmotors are widely used on Intelligent robots,intelligent manipulators, intelligent furnitures, Intelligent focusing systems etc. Those are incredibly tough and feature full metal gears. Have gear ratio 4.4:1 to 478:1,1360rpm~12rpm, stall torque 0.6~9Kg.cm.
Type:MG25EC-120220-20
Gear Ratio:20:1
Stall Torque: 3.6Kg.cm (6V)
Stall Current: 2.7A (6V)
No load Speed: 300rpm (6V)
No Load Current: 100mA (6V)
Rated torque: 1.8Kg.cm (6V)
Rated Speed: 160rpm (6V)
Rated Current: 0.8A (6V)
Size: 25*60.5(gearhead length 19mm)
AB phase Hall Sensor Encoder 11ppr
(data sheet download @6V 300rpm 20:1 )