Pololu Jrk G2 18v27 DC Motor Speed Controller USB Serial I2C RC 6.5-30V 27A
£104.70
Model Pololu Jrk G2 18v27 (#3148). ⚡ 27A / 30V. Continuous 27A output without heatsink. Continuous Current 27A (without heatsink). Use any one. PWM Frequency 20 kHz. Windows, Mac & Linux.