MTM 400F BRUSHLESS MOTOR  

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This motor is a 43 g. thrust machine intended for direct drive or gearing. Drawing between 12.5 and 15 Amps continuous, it runs on 2 or 3 lithium polymer cells, and can provide upto 650 grams of thrust on direct drive, turning a 6 x 3 prop at 20,000. Will also fit the GWS IPS 400 gearbox.  


Battery Pack 2-3 Lithium polymer cells 
Current 15 Amps continuous. 22 Peak.  
KV 2250 rpm per Volt 
Prop (direct drive) 6” x 4” direct drive on 2s, 5"x5" on 3s 
Output 20,000 rpm 
Thrust 650 g =23oz.
Body Diameter 26mm. 
Body Length 24mm. 
Weight 43g 

400F Motor Info 3:1 gear ratio

Motor Gear Ratio Prop Diameter (inches) Prop pitch (inches) Prop make & style Voltage at ESC Thrust (g) Thrust (oz) RPM Amps Watts Thrust (g/w) Pitch speed (MPH)
400F 3 9 5 GWS HD 7 212 7.5 4740 3.98 28 7.6 22.4
400F 3 9 5 GWS HD 8 269 9.5 5370 4.71 38 7.1 25.4
400F 3 9 5 GWS HD 9 332 11.7 5910 5.44 49 6.8 28.0
400F 3 9 5 GWS HD 10 399 14.1 6450 6.27 63 6.4 30.5
400F 3 9 5 GWS HD 11 467 16.5 6960 7.16 79 5.9 33.0
400F 3 9 7 GWS SF 7 265 9.4 4350 5.94 42 6.4 28.8
400F 3 9 7 GWS SF 8 328 11.6 4800 7.11 57 5.8 31.8
400F 3 9 7 GWS SF 9 396 14.0 5280 8.37 75 5.3 35.0
400F 3 9 7 GWS SF 10 455 16.1 5640 9.6 96 4.7 37.4
400F 3 9 7 GWS SF 11 528 18.7 6000 11.14 123 4.3 39.8
400F 3 10 4.7 GWS SF 7 315 11.1 4380 5.61 39 8.0 19.5
400F 3 10 4.7 GWS SF 8 400 14.1 4892 6.76 54 7.4 21.8
400F 3 10 4.7 GWS SF 9 484 17.1 5340 7.90 71 6.8 23.8
400F 3 10 4.7 GWS SF 10 570 20.1 5790 9.06 91 6.3 25.8
400F 3 10 4.7 GWS SF 11 662 23.4 6180 10.30 113 5.8 27.5
400F 3 10 6 GWS HD 7 275 9.7 4500 5.05 35 7.8 25.6
400F 3 10 6 GWS HD 8 346 12.2 5070 6.07 49 7.1 28.8
400F 3 10 6 GWS HD 9 420 14.8 5550 7.05 63 6.6 31.5
400F 3 10 6 GWS HD 10 499 17.6 6000 8.07 81 6.2 34.1
400F 3 10 6 GWS HD 11 580 20.5 6450 9.16 101 5.8 36.6
400F 3 10 8 GWS SF 7 356 12.6 4020 7.53 53 6.8 30.5
400F 3 10 8 GWS SF 8 429 15.2 4410 9.14 73 5.9 33.4
400F 3 10 8 GWS SF 9 509 18.0 4770 10.50 95 5.4 36.1
400F 3 11 4.7 GWS SF 7 408 14.4 4020 7.38 52 7.9 17.9
400F 3 11 4.7 GWS SF 8 503 17.8 4440 8.63 69 7.3 19.8
400F 3 11 4.7 GWS SF 9 590 20.8 4830 10.14 91 6.5 21.5
400F 3 11 3.8 APC SF 7 341 12.0 4290 6.11 43 8.0 15.4
400F 3 11 3.8 APC SF 8 434 15.3 4770 7.35 59 7.4 17.2
400F 3 11 3.8 APC SF 9 531 18.8 5190 8.59 77 6.9 18.7
400F 3 11 3.8 APC SF 10 626 22.1 5580 9.90 99 6.3 20.1
400F 3 11 3.8 APC SF 11 728 25.7 5940 11.25 124 5.9 21.4
400F 3 11 7 GWS HD 7 373 13.2 4170 6.72 47 7.9 27.6
400F 3 11 7 GWS HD 8 463 16.4 4620 8.04 64 7.2 30.6
400F 3 11 7 GWS HD 9 555 19.6 5070 9.31 84 6.6 33.6
400F 3 11 7 GWS HD 10 630 22.3 5460 10.54 105 6.0 36.2
400F 3 11 7 GWS HD 11 748 26.4 5850 12.00 132 5.7 38.8
400F 3 12 3.8 APC SF 7 452 16.0 3900 8.04 56 8.0 14.0
400F 3 12 3.8