More Details

Motor p/n 803PM
Stator Winding 5 Turns #20
Motor kv 2567 rpm/ volt
Winding Resistance 0.075 ohms
Gear Ratio 4.4 to 1
Kv with Gear Box 583 rpm/volt
No Load Current 1 amp
Maximum current 20 amps
Maximum Power 200 watts
Maximum Motor Rpm 40,000 rpm
Maximum Prop Rpm 7,500 rpm
Motor Weight 2.5 ounces
Gear Box Weight 1.8 ounces
Control Weight 1/2 ounce
Motor Length 1.75 inches
Motor Diameter .98 inch(25mm)
Gear Box length 1.0 inch
Prop Shaft Diameter 4 mm
Control Type Sensorless
Voltage Cut off for Lithium automatic
Control Rating 25 amps continous
Voltage Range 6 to 12 Volts
BEC Rating 5 volts at 1 amp

For an explanation of motor terminology and parameters, please click here.


Astro Flight, Inc. warrants all products against defects in material and workmanship for a period of 90 days, from the date of purchase. During the warranty period, Astro Flight will repair or replace the product. This warranty does not apply if the product has been damaged by accident, abuse, misuse or misapplication, nor as a result of service or modification made by others. Astro Flight is not responsible for incidental or consequential damages resulting from the use of this product. This includes damages to intellectual information, property and personal injury. Astro Flight reserves the right to make changes in future product design, without reservation and without notification to its users.


Please contact the Customer Support Department to obtain a Return Merchandise Authorization (RMA) number, before shipping the product back to Astro Flight. Returns will not be accepted without a valid RMA number. For faster service, please have the following information on hand when calling or emailing for an RMA number: customer name, invoice number and reason for return. Shipping charges on returned items are the customer's responsibility. Products should be returned with shipping charges prepaid, along with proof of purchase, a description of the problem and the issued RMA number. All returned products are subject to a 15% restocking fee.