Tekin RX4 Waterproof BL Sensored/Sensorless D2 BL ESC

Tekin RX4 Waterproof BL Sensored/Sensorless D2 BL ESC
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Availability: In stock available to ship within 24 hours.
SKU: 100022837
Part #: TEKTT2000
UPC: 706893020001
MFG: Tekin
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RX4 Waterproof BL Sensorless D2 ESC

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


  • HardBox Waterproof Design *
  • Multi-Fin High Efficiency Heat Sink and Optional High RPM Cooling Fan
  • 3rd Channel Input for On-The-Fly Drag Brake Adjustments
  • ​QuickTune™ One Touch Programming
  • ​Adjustable Torque Control **
  • Adjustable Throttle and Brake Frequencies **
  • HD High Voltage Programmable BEC **
  • HotWire™ Programming Port **
  • Data Logging Capability **
  • Sensor Checker
  • One-Touch Radio Calibration
  • On-Board Temperature Indicator
  • ​ESC Self Diagnostics with Error Codes
  • Fully Proportional Forward/Brake/Reverse
  • D2: Dual Drive Mode Technology
  • Brushless and Brushed Motor Drive
  • Sensored or Sensorless Operation
  • LiPo Safe with Custom Voltage Cutoffs**
  • Sensor Plug for Precise Commutation
  • HDAC: High Density Copper PCB's
  • Ultra-smooth and Precise Throttle and Braking Control

Programmable Features:

  • 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

* Waterproof in sensorless operation only. Element Proof ESCs and Motors are specially designed to withstand water splashes and are not meant to be submerged. Included dielectric grease must be used on the sensor connections to protect them from shorting.

** Requires HotWire™ sold separately.

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