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Medusa Research MR-028-040 Afterburner Series Brushless Motors Medusa's 28mm motors are designed to be speed 400 replacements that not only give you the efficiency of a brushless motor but even more power. The wide selection of Kv ratings make it easy to select the motor with the perfect size and power for your model whether it is direct drive or for gear drive applications. Afterburner motors provide more power, higher efficiency, and longer flight times then other available brushless motors. | Model | Kv | Io@8V | Rm | P In* | I | Max I** | Max V | Dimensions | Shaft Dia. | Weight | | MR-028-040-3400 | 3400RPM/V | 2.40A | 0.010Ohm | 302W | 38A | 45A | 18V | 28 x 40mm | 3.17mm | 100g | | MR-028-040-2500 | 2500RPM/V | 1.50A | 0.017Ohm | 302W | 31A | 37A | 24V | 28 x 40mm | 3.17mm | 100g | | MR-028-040-1700 | 1700RPM/V | 0.85A | 0.036Ohm | 302W | 23A | 28A | 35V | 28 x 40mm | 3.17mm | 100g | | MR-028-040-1200 | 1200RPM/V | 0.60A | 0.066Ohm | 302W | 20A | 23A | 50V | 28 x 40mm | 3.17mm | 100g | | MR-028-040-1000 | 1000RPM/V | 0.40A | 0.101Ohm | 302W | 16A | 19A | 60V | 28 x 40mm | 3.17mm | 100g |
* Based on adequate air flow around motor, i.e., open air stream behind propeller
** Max I can be present for 30 seconds
All Medusa Research motors are rated for 60,000 RPM operation Not sure which motor to use? Try Motor Calculator. |
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