T-REX 550L Dominator Super Combo RH55E09X

$1,199.99



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Introducing:
With a size that fall in-between large and small models, T-REX 550 features stability and agility which is the most popular model for pilots in all classes to practice. Now T-REX 550L Dominator inherit with all outstanding design concepts and much superior power supply that will guaranteed jaw dropping performance.

T-REX 550L firstly utilizes composite material integration technology on carbon side frame plates, also adding battery mounting rails and top mounted motor base design make assembly easy and protectable. Designed with direct servo CCPM control, and a single piece main bearing block with integrated servo mounts; plus equipped with the low CG DFC rotor head, exhibits exhilarating 3D performance and unimaginable flight speed. High quality new tail gearbox design, combined with new dual point mounted tail pitch control assembly to minimize slops and increase rudder control precision.

T-REX 550L Dominator equipped with 730MX 850KV motor with unique DOMINATOR painting scheme and extremely efficient and powerful output; brand new high voltage brushless BL815H/BL855H servos features with high torque and super efficiency reaction and higher precision; also keep extremely low temperature after flight not only can extend the service life but also be the favorite ones for all our factory pilots.

The most important upgrade should be Gpro flybarless system, all the up-to-date devices are all included, must be your best choice to try on, just don’t miss it and get a T-REX 550L Dominator right now.

Standard equipment:
  • Castle Talon 90 Brushless ESC x 1
  • 730MX Brushless Motor(850KV) x 1
  • BL815H High Voltage Brushless servo x 3
  • BL855H High Voltage Brushless servo x 1
  • Gpro Flybarless System x 1


  • Specification:
  • Length: 1070mm
  • Height: 337mm
  • Width: 210mm
  • Main Blade Lenght: 550mm
  • Main Rotor Diameter: 1248mm
  • Tail Rotor Diameter: 254mm
  • Motor Drive Gear: 16T
  • Main Drive Gear: 112T
  • Autorotation Tail Drive Gear: 131T
  • Tail Drive Gear: 34T
  • Drive Gear Ratio: 1:7:3.85
  • Weight(w/o power system): 2790g


  • Accessories:
  • T-REX 550L DOMINATOR Kits Set x 1 set
  • 550 Carbon Fiber Blades x 1 set
  • 90mm Carbon Fiber Tail Blade x 1 set
  • 730MX Brushless Motor(850KV) x 1
  • BL815H High Voltage Brushless servo x 3
  • BL855H High Voltage Brushless servo x 1
  • Castle Talon 90 Brushless ESC x 1
  • Gpro Flybarless System X1 set


  • Radio transmitter and electronic equipment required for assembly:
    1.Transmitter(6-channel or more,helicopter system)
    2.Receiver(6-channel or more)
    3.Pitch gauge or Digital Pitch Gauge
    4.6S Li-Po 2600~5200mAh battery x 1


    Gpro Programmable Flybarless System Features :
    ALIGN new multifunctional Gpro flybarless system with active CPU, processing 20 times faster than previous generation. The freshly new software structure improves system compensation, bring GPro up with precise and agile response, and also keep up-to-date flying performance than ever.The most important is that utilizes with latest iOS and Android APP can be easily and directly adjusted through mobile phone while at the field. New human oriented interface allows convenient and rapid setup and installation.

  • Brand new CPU, processing 20 times faster than previous generation, bring GPro up with precise and agile response.
  • Freshly new software process structure improves system compensation and keep up-to-date flying performance.
  • Utilizes with latest iOS and Android APP that GPro can be easily and directly adjusted through mobile phone while flying outdoors.
  • New human oriented interface allows convenient and rapid setup and installation.
  • Superior flying characteristic remain the same flying control among T-REX 250~800 helicopters.
  • Full support receivers and satellites currently on the market, including S.BUS/X.BUS and DSM2/DSMX/DSMJ/DMSS.


  • Gpro Programmable Flybarless System:
  • Operating voltage range:DC 3.5V~8.4V
  • Operating current consumption:<80mA @4.8V
  • X and Y axis Operating Angle Range:-300~+300 degree
  • Z axis Operating Angle Range:-600~+600 degree
  • Sensor resolution:12bit
  • Supports 90/120/135/140 CCPM swashplates
  • Spektrum and JR Satellite receivers support (Replaces original factory receiver)
  • Futaba S.BUS/JR X.BUS system support
  • Supports Wide/Narrow Bandwidth Digital and brushless servos
  • Compatible with 2 to 5 blades rotor heads
  • Built in governor function
  • Maximum working voltage:8.5V
  • Compatible with 1024/2048 resolution Spektrum receivers
  • Field setup without the use of a PC
  • Support up to 6 servos
  • Automatic servo type recognization
  • Operating Temperature:-20~60 degree
  • Operating Humidity:0%~95%
  • Size:36.5x25.2x15.6 mm Size
  • Weight:11g

  • Please Click here for Download GPro

    Please Click here for GPro Manual

    Please Click here for GPro Hardware Connection

    Please Click here for GPro Spektrum blinding

    Please Click here for GPro Parameter Setup

    Please Click here for GPro Android APP Setup

    Please Click here for GPro iOS APP Setup


    • Model: RH55E09X

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