Tekin RX4 HardBox Brushless Sensored ESC

Tekin RX4 HardBox Brushless Sensored ESC

From Tekin:

Tekin’s RX4 Brushless Sensored ESC is designed to power your chassis past any obstacle. With massive power handling capabilities, a waterproof* 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.

*Waterproof in sensorless operation only.

Recommended Applications


  • 1.9 & 2.2 Trail
  • 1.9 & 2.2 Rock Race


  • *HardBox Waterproof Design
  • Ultra-smooth and Precise Throttle and Braking Control
  • Compatible with Sensored/Sensorless Brushless and Brushed Motors
  • Easily Access Programming, Anywhere, Anytime
  • Datalogging Capability
  • High Voltage Programmable BEC
  • EZ Access HotWire Programming Port
  • HotWire PC Interface for Advanced Programming and Updating
  • D2: Dual Drive Mode Technology
  • On-Board Temperature Indicator
  • HDAC: High Density Copper PCB
  • Sensor Plug for Precise Commutation with all Motors
  • Gold-plated Solder Posts for Easy Wire Replacement
  • Self Test Diagnostics and Factory Reset
  • Pit Tune Mode
  • DGF2: Digital Glitch Filtering V2
  • QuickTune™ Programming
  • One-Touch Radio Calibration

* Waterproof in sensorless operation only.


Controls: Forward/Brake/Reverse
Input Voltage: 2S-4S LiPo / 4-12S NiMH-NiCD
BEC: 6.0v / 7.4v @ 8amps
Motor Limit Brushless Mode: 2S –  4400kV 4-pole | 3S –  3100kV 4-pole | 4S –  2300kV 4-pole
Motor Limit Brushed Mode: No Limit
Max Current: *240amps per phase
Timing Profiles: 7 choices (on board)
Brushed Modes: FWD Only / FWD-REV / FWD-REV Delay
Brushless Modes: FWD Only / FWD-REV / FWD-REV Delay
Dimensions:  1.6 x 2.0 x 1.4″ / 40.6 x 50.8 x 35.5mm
Weight: 2.65oz / 75.5g

*Per Mfg Specs

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Updated: November 7, 2016 — 2:31 PM
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