Overview
The Hobbywing XeRun AXE PLUS R3 is a sensored brushless ESC designed for rock crawler vehicles. It supports 2-6S LiPo input and features built-in Bluetooth for mobile app connection, real-time data, parameter adjustment, and firmware upgrade.
Key Features
- FOC drive: linear control with strong low-speed performance
- Smart torque output control for uphill/downhill driving
- IP67 protection level; waterproofing and dust-proofing performance for various climatic conditions
- Built-in Bluetooth for connecting the mobile app directly (parameter settings, data reading, firmware upgrade)
- Real-time data function via HW Link mobile app; view throttle, voltage, current, temperature, speed, and more (effective distance about 5 m due to Bluetooth transmission distance)
- Built-in data logging module; stores up to 10 minutes of the most recent run
- Supports Flysky i-BUS2 Telemetry on Flysky NB4 controllers for real-time ESC parameter adjustments and data return (battery voltage, motor speed, operating current, ESC/motor temperature, etc.); remote control firmware upgrade required
- Smart fan start/stop: fan operates automatically only when ESC temperature reaches the preset value
- Wide parameter adjustment: total of 21 adjustable parameters; supports 24° adjustable Turbo timing
- Dual external control channels: connect white and yellow signal cables to receiver channels for real-time parameter adjustment (functions correspond to channel 3/4 settings respectively)
For compatibility questions or setup support, contact support@rcdrone.top or visit https://rcdrone.top/.
Specifications
| Scale (vehicle class) | 1/10th, 1/8th, 1/6th |
| Brushed/Brushless | BL |
| Sensored/Sensorless | SD |
| Waterproof | Waterproof |
| Protection level | IP67 (splash-proof, water-resistant, and dust-proof under normal use; do not submerge in water for a long time) |
| Continuous/Peak Current | 135A/600A |
| Input Voltage | 2-6S Lipo |
| BEC | Switch mode 6V/7.4V/8.4V; maximum output current 15A |
| Input Wires | Black-12AWG-265mm*1; Red-12AWG-265mm*1 |
| Output Wires | NO |
| Input Connector | XT60 |
| Output Connector | No |
| Fan Type | Framed |
| Fan Size | 25x25x10mm |
| Fan Voltage Range | 6-8.4V |
| Fan Power Source | BEC |
| Programming (SET button on ESC) | Not Supported |
| Programming (LED Program Box) | Not Supported |
| Programming (LCD G2 Program Box (STOPPED)) | Not Supported |
| Programming (LCD PRO) | Not Supported |
| Programming (OTA Programmer) | Not Supported |
| Program Port | Built-in bluetooth |
| Data Recording | Extreme value: Supported; Real-time Data: Supported; Historical data (Graph): Supported |
| Firmware Upgrade | Supported |
| Size | 49.5*37.9*32.8mm (Height with fan) |
| Weight | 126.5g (Including the weight of input line) |
Selectable/Adjustable Parameters (visible items)
| Running Mode | Forward and Reverse; Forward/Reverse with Brake |
| RPM/Throttle Matching | Disabled; Low; Intermediate; High |
| Lipo Cells | Auto; 2S; 3S; 4S; 5S; 6S |
| Cutoff Voltage | Disabled; Low; Intermediate; High |
| Drag Brake Rate | 1-15 (default: 8) |
| Turbo Timing | 0-24° (default: 0°) |
| Turbo Delay | Instant; 0.05S; 0.10S; 0.15S; 0.20S; 0.3S; 0.5S; 0.7S; 1.0S |
| AUX3 CH Function | 8; 9; 12; 13; 14; 15; 17; 18; 19 |
| AUX4 CH Function | 8; 9; 12; 13; 14; 15; 17; 18; 19 |
Applications
- Supported motors: Only support XERUN AXE R2/R3 motor
- Vehicle type: 1/10th, 1/8th, 1/6th Rock Crawler (also stated compatible with 1/7th crawler)
- KV Rating/T Count: AXE R2 540/540L/550; AXE R3 4274
- Motor note: AXE R2 motor (2800KV/2100KV/1400KV/2300KV) recommended to use 3-4S
Details

The XeRun AXE Plus R3 ESC features an integrated cooling fan, XT60 battery connector, and a compact Bluetooth module for quick setup.

The Hobbywing XeRun AXE R3 system uses FOC drive for smooth, linear low-speed control in rock crawler setups.

The XeRun AXE PLUS R3 ESC is labeled as compatible with AXE 4274 R3 and AXE 550/540L/540 R2 motors for straightforward crawler setups.

The AXE Plus R3 ESC is rated IP67 for dust-proof and water-resistant use, with a fan-cooled case and tidy lead layout.

Flysky i-BUS2 telemetry support lets you monitor key ESC data like voltage, motor speed, current, and temperature in real time on compatible Flysky controllers.

Hobbywing’s AXE system features “smart torque output” control to help manage speed and resistance on climbs and descents.

The XeRun AXE Plus ESC uses a smart fan start/stop function that activates cooling only when the ESC reaches a preset temperature.

The XeRun AXE PLUS R3 ESC is positioned for smooth, linear throttle control for low-speed crawling and climbing.

The XeRun AXE R3 ESC offers 21 adjustable parameters, including running mode, drag brake rate, and up to 24° turbo timing with selectable delay.

The XeRun AXE Plus R3 crawler ESC supports up to 6S LiPo power with a 135A continuous output in a compact, fan-cooled case.

The XeRun AXE PLUS R3 ESC connects to the HW Link mobile app for real-time readouts like throttle, RPM, voltage, current, and temperature.

The built-in BEC provides up to 15A with selectable 6V, 7.4V, or 8.4V output to support standard or high-voltage servos and accessories.

Built-in Bluetooth lets the ESC connect directly to a mobile app for parameter settings, data reading, and firmware updates.

White and yellow signal leads plug into spare receiver channels to enable real-time adjustment of selected ESC parameters.

The XeRun AXE PLUS R3 ESC includes built-in data logging, letting you review run history like RPM, voltage, current, and temperatures via the Bluetooth app.
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