Thunder Tiger Raptor E820 Electric Flybarless Helicopter Kit

Thunder Tiger
This item is discontinued and no longer available for purchase. You may want to search our site for a similar item.
Low Price: $939.99
Discontinued Online

This is the Thunder Tiger Raptor E820 Electric Flybarless Helicopter Kit. Bigger, better... a monster! The E820 Raptor has been upgraded from the existing E720 and has proven to be an impressive performer in the hands of the IRCHA champion, Nicholas Maxwell. But not only does the E820 meet all your 3D requirements for gentle and extreme flights, its durable and good looking too! Included in this kit is a beautiful lite yet rigid fiberglass canopy that is sure to turn heads. 


  • Latest fiberglass canopy design w/sleek scheme
  • Collective pitch range 15 degrees
  • Reinforced thicker rotor grip plate
  • Carbon tail boom support
  • Innovative quick calibration system
  • Lightened metal main shaft bearing blocks
  • 15mm hardened hollow steel main shaft
  • 2mm aerospace grade true carbon side frame
  • Ultra thick helical main gear 111T (115T OP) V.S. 11T/12T Pinion (8mm)
  • Lite yet rigid one-piece machined Aluminum tail case
  • Precisely and heavy-duty tail rotor system
  • 8mm torque tube driven w/efficient helical bevel tail gear
  • Recommend approx. 400kV outrunner max. O.D. 64mm
  • Quick-release battery tray fits two 7 cells Lipo battery packs
  • Adjustable one-piece U type pinion bearing block w/motor mount(Applicable to a 8mm diameter motor shaft)
  • Adjustable metal rudder servo mount for better precise tail control
  • Lightweight and rugged landing skid for low center of gravity
  • Easy to install tail rotor rod guide
  • Lightweight one-piece metal tail boom support bracket
  • Lengthened FBL rotor grip post for precisely cyclic pitch control
  • All metal servo horns and control arms assembly eliminate the need for upgrades
  • Optional carbon battery tray available

Rotorhead: Flybarless
Length: 1490mm
Width: 221mm
Height: 432mm
Fully equiped weight(no battery): 3670g
Main rotor Length: 813mm
Main rotor Dia:
Tail Rotor Length: 115mm
Tail Rotor Dia:
Main Gear/Pinion: 111T standard (115T optional) / 11T, 12T
Gear Ratio (E:M:T):
10.09(11T):1:4.67 / 9.25(12T):1:4.67
Max Battery Dimension: 215x62x105mm

Recommended Power Configuration:

  • Battery: 14S (7S x 2) 5.0-6.0Ah 30C min.
  • ESC: 160-200A
  • Motor: 380-480kV, Est. Rotor RPM: 1900

Needed to Complete:

  • 7-Channel helicopter radio system (or higher)
  • (3) Cyclic Servos
  • (1) Tail Servo
  • 3-Axis flybarless gyro system
  • Brushless Motor
  • Electronic Speed Control (ESC)
  • Receiver battery pack 
  • Switch Harness
  • 12-14S LiPo battery (6-7S x 2)
  • Compatible Battery Charger
  • 750-815mm Main Blades
  • 115mm Tail Blades

This product was added to our catalog on July 3, 2013.