DetailsThe AstroFlight Cobalt 40 Geared Motor, ratio 1.63 to 1 is made for large scale boats with displacement
hulls like the Shelly Foss and Mr Darby. This motor is also used on
large electric powered Blimps. It comes with a cooling fan. and motor side astro connector.
Model Number Model 441G Running Voltage 12 to 18 Volts Running Current 5 to 35 Amps Prop Size 50 to 60 mm Gear Ratio 1.63 (31/19) Motor Speed 490 rpm/volt Torque Constant 2.7 inch ounces per amp Typical Speed at 12 volts 6000 rpm Motor Winding 8 turns Motor Length 2.8 inches Motor Weight 12 ounces All motors feature Cobalt Magnets, Adjustable Timing,and Replaceable Brushes
For an explanation of motor terminology and parameters, please click here.