Castle Creations Cobra 5 HV 12S 50.4V ESC with 20A Peak BEC (010-0178-00)
The Castle Creations Cobra 5 HV is a high-voltage electronic speed controller (ESC) designed for large-scale RC vehicles. Supporting up to 12S LiPo (50.4 V), it is built for demanding 1/4 and 1/5 scale models weighing up to 50 lb. With advanced thermal management, powerful data logging, and configurable output, this ESC ensures reliable and efficient performance for professional RC applications.
Key Features
High Voltage Support – Operates from 6S to 12S LiPo (up to 50.4 V).
20A Peak BEC – Adjustable from 5.0 V to 8.5 V in 0.1 V steps.
CRYO-DRIVE™ Technology – Optimized efficiency and reduced heat.
SmartSense™ Mode – Runs sensored brushless motors with seamless transition to sensorless operation.
Advanced Data Logging – Higher sampling rate, extended recording time, onboard accelerometer, and looping function.
Customizable Control – Adjustable brake and reverse curves, auxiliary wire for transmitter tuning.
Durable Construction – CNC aluminum case, waterproof epoxy potting, and a forged heatsink with elliptical fins.
Cooling System – Integrated 50 mm temperature-controlled cooling fan.
Water Resistant – Designed for harsh environments (not for full submersion).
Firmware Upgradable – Includes Castle Link V4 USB adapter for updates and tuning.
Technical Specifications
Input Voltage: 6S–12S LiPo (18 V–50.4 V)
Continuous Current: High-power design for large-scale vehicles
BEC Output: 5.0–8.5 V adjustable, 20 A peak
Vehicle Application: 1/4 and 1/5 scale models up to 22.7 kg (50 lb)
Reversibility: Yes (can be disabled for racing use)
Cooling Fan: 50 mm, temperature controlled
Dimensions: 120 × 67 × 58.6 mm
Weight: 479 g (with wiring)
Motor Connectors: 8.0 mm female bullets (requires matching male connectors)
What’s Included
Cobra 5 HV 12S ESC unit
400 mm direct-connect sensor wire
Castle Link V4 USB programming adapter
Castle decals
Quick Start Guide
Important Notes
ESC is water resistant, but not submersible. Remove the fan before operation in wet conditions.
Use appropriate high-current battery connectors (capable of 150+ A).
Mounting template available for installation.
Covered by 1-year manufacturer warranty.