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5 out of 5 Customer Rating

RX4 Waterproof BL Sensorless D2 ESC

Item No. TEKTT2000
Brand Logo
5 out of 5 Customer Rating

RX4 Waterproof BL Sensorless D2 ESC

Item No. TEKTT2000
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Only manufacturer discounts can be applied to this product. Tower Hobbies coupon codes not applicable
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Product Details

In The Box
  • (1) RX4 Waterproof BL Sensorless D2 ESC

Key Features

  • Easily Access Programming, Anywhere, Anytime
  • QuickTune One-Touch Programming
  • HotWire Compatible
  • D2: Dual Drive Mode Technology
  • On-Board Temperature Indicator
  • HDAC: High Density Copper FET Boards
  • Solder Posts for Easy Wiring
  • Heatsink and Fan w/ Auto-on-Temp Sensing
  • One-Touch Radio Calibration
  • HV BEC
  • DATA Logging
  • Water Proof


Tekin’s RX4 Brushless Sensored ESC is designed to power your Chassis past any obstacle. With massive power handling capabilities, a water proof design and all the customization features you’d expect from a Tekin ESC; the RX4 has you covered no matter the situation. Not only reliable, this ESC has a host of built in features like a High Voltage BEC, Drag Brake, Data logging and the ability to run either Brushed or Brushless motors. The RX4 defines versatility.

The RX4 Housing is a thick-walled, reinforced Hardbox design able to withstand the elements and rough environments that come with true Offroad adventuring.

Rocks, Dirt, Snow, Sand, Mud, Trail and Track; the RX4 is no-limits RC fun.

Designed to run Tekin ROC 412 and ROC 412HD motors

  • 2s Lipo up to 4400kV
  • 3s Lipo up to 3100kV
  • 4s Lipo up to 2300kV

  • DB - Drag Brake (13 steps)
  • BS - Brake / Reverse Strength (13 steps)
  • LM - Torque Limiter (7 steps)
  • NW - Neutral Width (13 steps)
  • TP - Timing Profiles 5 Presets - 2 Custom
  • MT - Brushless Modes: Fwd/Brk, Fwd/Rev, Rev Delay
  • Brushed: Fwd/Brk, Fwd/Rev, Fwd/Rev Delay
  • VC - Voltage Cutoffs: 2S, 3S, 4S and Custom
  • Extensive Tuning via Tekin HotWire (sold separately)
  • Custom Throttle Profiles
  • Adjustable Throttle and Brake Minimums
  • Adjustable Throttle and Brake Frequencies
  • Product Specifications

    Product Width 50.8mm (2.0 in)
    Speed Control Brushless - Sensor
    Adjustable Timing Yes
    Programmable Yes
    Product Weight 2.65oz (75.5g)
    Product Length 40.6mm (1.6 in)
    Drive Type Forward/Brake/Reverse
    Product Height 35.5mm (1.4 in)