EDF Ducted Fan HET 6904 / HET 2W18

D2W18-6904

New

High End Technology RC (HET) 6904  EDF Ducted Fan with Typhoon HET EDF 2W-18 28mm 4600Kv brushless pre installed motor. This is a more powerful version of the well known Mini Fan pro / HET 2W20 drive. Recommended for 4s Lipo, it is suitable for example for the Viperjet by Tomahawk Design, but can be equally used with most models weighing 1 - 1.5 kg.

More details

Available

By buying this product you can collect up to 95 loyalty points. Your cart will total 95 points that can be converted into a voucher of 2,85 €.


95,22 €

Add to wishlist

Data sheet

EDF Diameter Class (mm):70
Blades:4
Turns/min/Volt (Kv):3650
Motor Type:In-Runner
Motor Diameter (mm):28
Shaft diameter (mm):3.17

More info

High End Technology RC (HET) 6904  EDF Ducted Fan with Typhoon HET EDF 2W-18 28mm 4600Kv brushless pre installed motor. This is a more powerful version of the well known Mini Fan pro / HET 2W20 drive. Recommended for 4s Lipo, it is suitable for example for the Viperjet by Tomahawk Design, but can be equally used with most models weighing 1 - 1.5 kg.


The fan unit comes completely mounted with a HET 2W-18 motor.  The unit is assembled and checked at factory, precision balanced and harmonically tuned.

Set comprises:

  • 1 x High End Technology RC (HET) 6904 Ducted Fan Unit Fan unit with optional intake lip
  • 1 x HET 2W-18 motor
 
Specification:
 
  • Dynamcially balanced rotor
  • 3.175mm chuck adaptor
  • Motor pre-installed and balanced 
  • 3.5mm/4mm gold connector installed
  • Recommended for 4S lipo
 
Recommended ESC setup:
 
  • Cutoff Voltage: Auto
  • Current Limiting: Standard
  • Brake Type: Disable
  • Timing Advance: Middle 18 deg
  • Cutoff Type: Hard
  • Start Type: Fast Start
  • Governor Mode: Auto
  • PWM: 16K
 
HET 6904 Ducted Fan Units standard description :
 

HET 4 Blade 6904 69mm EDF Ducted Fan (adapt. 3.17mm) for use with brushless motor like the HET 2W, 2W-20, 2W-23, 2w-25 or equivalent. Fits into a Wemotec mini fan space

The HET fan unit is a 480 class mini fan that comes with a cooling fan. The fan unit is compatible with Wemotec fan units. The fan unit is constructed of a carbon filled plastic and aluminum set up. The HET fan unit features a carbon reinforced housing. The stiffer housing will produce more thrust, better efficiency and less of a chance of a rotor blade breaking off the hub at higher rpm's.

  • Outside Diameter: 72mm
  • Inside Diameter: 69mm
  • Collet Adaptor Size: 3.175mm 
  • Weight: 56 grams - 68 grams (with cooling ring)
  • Rotor: 4 bladed (68mm) dynamically balanced
  • Comes complete with tools, instructions and intake ring
  • RPM Range: Up to 50,000 rpm
  • For use with brushless motor like the HET 2W, 2W-20, 2W-23, 2w-25 or equivalent.
  • Fits into a Wemotec mini fan space
 

Note: Use ahesive tape or CA glue to securely attach the intake ring to the fan unit before running the fan unit. Otherwise strong air current would blow out the intake ring.

 
Motor Description:
 

Typhoon HET EDF 2W-18 Motor 28mm 3650Kv, for pylon / EDF jets up to 1700 grams. Suitable for HET EDF unit 6904, WeMoTec Mini Fan, Changesun 70mm or equivalent.

  • Diameter : 28 mm
  • Length : 43 mm
  • Shaft Dia. : 3.17 mm
  • Weight : 93 grams
  • No load current(lo) : 2.6
  • Internal resistance: 0.014
  • KV : 3650
  • No. of poles: 6
  • Max Current: 75 A
  • Max efficiency: 86%
  • Power Nominal: 750 Watts
  • Advance timing : 18° Middle PWM: 16 Khz
  • Includes Aluminum Heat Sink
 
Note: Use adhesive adhésive or glue to securely attach the cooling ring to the motor before running the motor. In case of use with an EDF fan unit, strong air current could blow away the colling ring. Thermal paste usage is also recommended.
Important: The 2W-18 is a hot motor and needs to use throttle management.
 
 

Reviews

Write a review

EDF Ducted Fan HET 6904 / HET 2W18

EDF Ducted Fan HET 6904 / HET 2W18

High End Technology RC (HET) 6904  EDF Ducted Fan with Typhoon HET EDF 2W-18 28mm 4600Kv brushless pre installed motor. This is a more powerful version of the well known Mini Fan pro / HET 2W20 drive. Recommended for 4s Lipo, it is suitable for example for the Viperjet by Tomahawk Design, but can be equally used with most models weighing 1 - 1.5 kg.

Write a review

Accessories

    30 other products in the same category: