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Big Motors > VESC (200A~2000A)
The TRONIC 250R delivers exceptional power density in a compact package, engineered for high-voltage applications up to 24S (100.8V). Featuring 4x reinforced copper construction and robust DRV-less architecture, this controller supports 250A phase current and 120A battery current for demanding electric mobility and industrial systems. With integrated IMU and Bluetooth, it's optimized for balancing applications and advanced control scenarios.
| Parameter | Specification |
| Peak Phase Current | 250A (300A with active cooling) |
| Max Battery Current | 120A |
| Voltage Range | 8S-24S (29.6V-100.8V) |
| DC Link Construction | 4x Copper Weight Reinforcement |
| Control Algorithms | FOC/Sinewave • BLDC/Trapezoidal |
| Communication | CAN Bus • Bluetooth • USB-C |
| Auxiliary Power | 5V/0.5A Output |
| Special Features | Integrated IMU • Thermal Limiting |
• High-Voltage Operation: Supports 24S Li-ion (100.8V fully charged) battery systems
• Copper-Reinforced Design: 4x DC link copper weight for extreme current handling
• Advanced Control: Field-Oriented Control (FOC) and BLDC operation modes
• Balancing Capability: Built-in IMU chip for Onewheel® and self-balancing applications
• Wireless Connectivity: Integrated Bluetooth for real-time tuning and monitoring
• Robust Architecture: DRV-less design following EV industry best practices
• Thermal Management:
• Soft and hard thermal limiting
• Thermal sensor extension support
• Convenience Features:
• USB-C programming and firmware updates
• Latching switch compatible ON/OFF control
• CAN bus for multi-controller systems
• Phase Current: 250A sustained (300A peak with enhanced cooling)
• Battery Current: 120A maximum continuous draw
• Thermal Protection: Automatic derating at temperature thresholds
• Compatibility: Designed for high-torque applications requiring compact form factor
• Onewheel®-style electric boards
• Self-balancing electric unicycles
• Dynamic stabilization systems
• Performance longboards (24S systems)
• All-terrain boards with high torque requirements
• Downhill speed controllers
• High-speed e-bikes (up to 100.8V systems)
• Cargo e-bikes requiring robust power delivery
• Performance electric scooters
• High-voltage motor control systems
• Precision torque control applications
• Robotic joint actuators
• 24S cinematic drone propulsion
• Agricultural sprayer pump control
• Industrial inspection UAVs
• Electric go-kart powertrains
• Solar tracker drive mechanisms
• Wind turbine pitch control
• Thermal Management:
• Active cooling required for 300A peak operation
• Soft limiting (gradual power reduction)
• Hard cutoff at critical temperatures
• Electrical Protection:
• Adjustable low-voltage cutoff
• Motor short-circuit protection
• Over-current derating
• Connectivity:
• Bluetooth LE 5.0 telemetry
• CAN bus daisy-chaining capability
• USB-C interface for field updates
• Physical Robustness:
• Compact 85×65×25mm footprint
• EV-grade component selection
• Vibration-resistant mounting
• Operational Parameters:
• 5V/0.5A auxiliary power output
• Thermal sensor extension port
• Latching switch compatibility