QS 250-300 DC THRUSTER 250KG ��300 | OEM 25030024V | QSQS DC range thrusters are powered by advanced high efficiency DC motors. A microprocessor control system is activated in advance in case of motor overheating, avoiding sudden interruptions of the thruster and ensuring its use. Key features: All models can be proportional or transformed into proportional in both analog digital version with CAN bus protocol All propellers up to the QS80 185 can also be supplied in IP version (Ignition Protection) Models