> >>>EDF Ducted Fan Wemotec Mini Fan evo 70mm (9 blades) / HET 2W-27 6S 2500Kv (Pack)
EDF Ducted Fan Wemotec Mini Fan evo 70mm (9 blades) / HET 2W-27 6S 2500Kv (Pack) View larger
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EDF Ducted Fan Wemotec Mini Fan evo 70mm (9 blades) / HET 2W-27 6S 2500Kv (Pack)

MFE-2W27-PACK

New product

Wemotec

Modern high efficiency multi bladed fan unit. The fan unit comes completely mounted with a HET 2W27 motor. This Pack is precisely assembled, balanced and tested by us.

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US $127.74

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Accessories and other versions

Data sheet

Weight (gr): 185
EDF thrust (categorization) 1-2kg
Direction of Rotation (EDF Rotor) Classic Counter Clock Wize (CCW)
EDF Diameter Class (mm): 70
Blades: 9
Turns/min/Volt (Kv): 2500
Motor Type: In-Runner
Motor Diameter (mm): 28
Shaft diameter (mm): 4
Battery Cells: 6s - 22.2v

More info

EDF Ducted Fan Wemotec Mini Fan evo 70mm (9 blades) / HET 2W-27 6S 2500Kv (Pack)

Modern high efficiency multi bladed fan unit. The fan unit comes completely mounted with a HET 2W27 motor. 

This Pack, composed with the EDF unit, the motor and the assembling and balancing service, is precisely set, harmonically balanced and tested by us. It can be directly installed inside your model.

Readings

  Caracteristics  / Voltage 
6s
 Voltage
22.2 V
 Current
55.5 A
 Power
1232 W
 rpm nc
 Thrust
1.82 kg
 Efflux velocity    
70.42 m/s
 Efficiency
51%
 Controller
> 70A / HV
 Rec. Battery 
   2.800-3.700 mAh  

 

The controller should be chosen 20% over rated due to the long lasting load.
LV = low voltage controller up to 6s, HV = high voltage controller above 6s.
Battery should be chosen about 15/ - 1/20 of the max current for 4-3 minutes WOT. 30-40 C is appropriate.

Set comprises

  • 1 x Mini Fan evo ducted fan unit
  • 1 x HET 2w27
 
 inner diameter:  69,0 mm
 outer diameter:  72,0 mm
 length of shroud:  60 mm, w/o intake lip
 weight, complete:  185 grams (opt. intake rin + 15g)
 fan swept area:  29,40 sqcm
 rotor:  9 blades, Nylon (glass reinforced)  
 rec. thrust tube dia.:   56 mm diameter
 Timing ESC:  approx. 12° (6-pole motor)
 PWM:  8-12 kHz 
Readings:  We measure with a constant voltage of 3.7 V / cell. Current and thrust are measured with a small intake lip (r=6 mm) at 21° C, 50m asl and standard pressure. Depending on battery, controller and installation you may see higher or lower figures.

Motor specifications

  • Diameter : 28 mm
  • Length : 51 mm
  • Shaft Dia. :4 mm
  • Weight : 115 grams
  • No load current(lo) : 2.3
  • Internal resistance: 0.015
  • KV : 2500
  • No. of poles: 6
  • Max Current: 70 A
  • Max efficiency: 87%
  • Power Nominal: 1200 Watts on 6 cells 
  • Advance timing : 18° Middle PWM: 16 Khz

Mini Fan evo unit Specifications

  • Material: Nylon, ABS, Aluminium
  • Weight: approx. 57 g (with intake ring + 15g)
  • Power: 500-3.000 W
  • max rpm: 60.000
  • Rotor: 9 blades(68 mm) glass reinforced
  • Kit comprises: all components, english instruction
  • Ageom.: 29,4 qcm
  • Aeff.: 26,2 qcm
  • Thrust: 6-30 N
Thrust tube should be 56 mm in diameter for best performance.
You can find several versions of such tubes in our shop.

 
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    EDF Ducted Fan Wemotec Mini Fan evo 70mm (9 blades) / HET 2W-27 6S 2500Kv (Pack)

    EDF Ducted Fan Wemotec Mini Fan evo 70mm (9 blades) / HET 2W-27 6S 2500Kv (Pack)

    Modern high efficiency multi bladed fan unit. The fan unit comes completely mounted with a HET 2W27 motor. This Pack is precisely assembled, balanced and tested by us.

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