AmpFlow high-performance motors are designed to give the highest level of performance possible in a brushed DC motor. This is achieved by advanced design and the use of rare-earth magnet materials.
This motor has been used for many years by champion robot builders.
An incredible amount of power in a small package. You quite simply will NOT find a more powerful motor of this size. This motor is a must-have for the serious competitor. The improved Neodymium magnets and sturdy construction make the A28-400 the optimal choice for combat robotics.
| Specs |
| Diameter | 3.0 in. |
| Length | 6.7 in. |
| Peak Horsepower | 4.5 |
| Peak Torque | 3720 oz-in |
| Efficiency | 83% |
| RPM at 24V | 4900 rpm |
| Shaft Diameter | 1/2 in. |
| Shaft Length | 2 in. |
| Keyway | 1/8 in. |
| Capacitors | Yes |
| Magnet Type | Neodymium |
| No Load Amps | 4.5 Amps |
| Stall Current | 390 Amps |
| Terminal Resistance | .042 Ohms |
| Kt | 6.57 oz-in/Amp |
| Kv | 206 rpm/Volt |
| Rotor Inertia | .05 oz-in-sec^2 |
| Thermal Resistance | 1.8 degC/Watt |
| Weight | 6.9 lbs. |
0-A28-400
Tech Specs and Tips
3D IGES File
Solidworks File
Motor Curves