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, Voltage Cutoffs for LiPos, HotWire 3.0 Bluetooth Connectivity 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.
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Controls: Forward/Brake/Reverse
Input Voltage: 2S-6S LiPo / 4-16S NiMH-NiCD
Motor Limit Brushless Mode: 2S - 5700kV 4-pole
3S - 3500kV 4-pole
4S - 2300kV 4-pole
5S - 1800kV 4-pole
6S - 1200kV 4-pole
Motor Limit Brushed Mode: No Limit
Max Current: 240amps per phase*
BEC: 6.0v / 7.4v @ 8amps
Dimensions: 1.6 x 2.0 x 1.4" / 40.6 x 50.8 x 35.5mm
Weight: 2.65oz / 75.5g
*per manufacturer spec
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Bluetooth Wireless Mobile and USB PC Tuning with the HotWire 3.0
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 <<setup>>
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
*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.
ON BOARD QuickTune™ PROGRAMMABLE FEATURES DB - Drag Brake (13 steps)
BS - Brake Strength (13 steps)
LM - Torque Limiter (7 steps)
NW - Neutral Width (13 steps)
TP - Timing Profiles 5 Preset - 2 Custom*
MT - Motor Type
Brushless Modes - FWD Only / FWD-REV / FWD-REV Delay / FWD-REV Delay REV Motor Direction
Brushed Modes - FWD Only / FWD-REV / FWD-REV Delay
VC - Voltage Cutoff : 2S, 3S, 4S, 5S, 6S, Custom**
**requires HotWire™ sold separately.
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Hotwire App Shown on Google Pixel
Hotwire App Shown on Apple iPhone
Download the HotWire App on your Android or iOS device to program your Tekin Speed Control on the go.
Connect to iOS devices with the HotWire 3.0 via Bluetooth LE technology to fine tune your settings on the fly!
Connect to Android devices through USB connection with the HotWire 2.0 or take advantage of the HotWire 3.0 Bluetooth LE technology to wirelessly adjust your settings!
Mobile tuning access gives you the freedom to hit the track, road or trails and take your HotWire with you. Install multiple HotWires in multiple vehicles and connect them all through the HotWire App for easy access anytime, anywhere.
MOBILE REQUIREMENTS
Bluetooth
- Android 4.3 & UP (device must have BLE)
- iOS 8 & UP (iPhone 4S and iPad2 or newer)
USB
- Android 3.1 & Up
HOTWIRE™ PROGRAMMABLE FEATURES
Update ESC Firmware
Create, Save, Load and Share Custom ESC Profiles Drag Brake (0-100 steps) <<video>>
Active Drag (ON/OFF) <<video>>
Brake Strength (0-100 steps) <<video>> Brake Minimum (0-30 steps) <<video>>
Active Braking (0-6 steps) <<video>>
RPM Brake (0-10 steps)
Brake Frequency (750hz - 12kHz) <<video>> Throttle Minimum (0-30 steps) <<video>>
Throttle Frequency (2kHz - 12kHz) <<video>>
Torque Level (0-10 steps) <<video>> Reverse Speed (0-100 steps) <<video>>
Reverse Delay (0-2seconds) <<video>>
Neutral Width (0-100 steps) <<video>> Push Control (0-100 steps) <<video>>
Timing Profiles 5 Preset - 2 Custom <<video>>
Throttle Profiles 5 Preset Power Profiles <<video>> Dual Drive Mode
Motor Type <<video>>
Brushless Modes - FWD Only / FWD-REV / FWD-REV Delay / FWD-REV Delay REV Motor Direction
Brushed Modes - FWD Only / FWD-REV / FWD-REV Delay Reverse Motor Direction 6.0 / 7.4V High Voltage BEC
Voltage Cutoff - 2S, 3S, 4S, 5S, 6S, Custom Per Cell <<video>> Fan ON/AUTO Modes
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HotWire shown on Windows 10
Some settings and features differ between ESC models
On board Data Logging with the HotWire brings you all the info you need to know about your last run! Record a few laps or a pull down the drag strip and review the data on a PC or Android device immediately afterward. Monitor ESC, battery and motor performance so you can get the most out of your system and keep your setup tuned perfectly!
GRAPHING
Throttle PWM Voltage Battery Ripple ESC Temperature RPM Motor Temperature
Set a Sample Rate, view logs at multiple resolutions, customize the display and save data logs for comparing!
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Drive where you want, whenever you want with the Tekin Element Proof products!
The RX4 and ROC412HD power our 18.3lb custom Dakar Rally Truck!
Check out the installation, soldering and setup of an RX4 and ROC412 system! Dominate the trails, no matter the weather!
The RX4 is more than just a crawler ESC. Check it out in action in our Pro-Line PRO MT 4x4!
ESC ONLY
TT2300 - RX4 ESC
HOTWIRE
TT1451 - HotWire 2.0
TT1452 - HotWire 3.0 BLE
ESC CASE KITS
TT3842 - RX4 Case Top
CABLES
TT3806 - Tekin Power Switch
TT3808 - Receiver Plug 325mm
TT3809 - Sensor Cable 150mm
TT3810 - Sensor Cable 200mm
TT3811 - Sensor Cable 100mm
TT3813 - Sensor Cable 275mm
TT3825 - GEN3 HotWire Adaptor
ESC FANS
TT3833 - RX4/RSX Fan Pack (2)
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OUR QUALITY PROMISE
We guarantee our ESCs to be free from manufacturer defects for 180 days from date of purchase. All items are tested in a controlled environment prior to the packaging process to ensure you receive a top quality Tekin product. We strive to provide the highest grade professional components possible and we appreciate and treat every Tekin user as part of our family. We are RC enthusiasts designing and manufacturing quality products to give our fellow RC enthusiasts the best hobby experience possible.
