3Racing 3RAC-MHS006/TI Titanium Heat Sink with Fan - Tuning Spec  [3RAC-MHS006/TI]

3RACING Motor Heat Sink W/ Fan For 280/300 Motor (High Finger) - Titanium - 3RAC-MHS006/TI
Price:
USD$4.90
Brand:
3Racing
Model:
3RAC-MHS006/TI
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Thermal Stability for 280/300 Racing Motors

The 3Racing 3RAC-MHS006/TI is engineered to provide active cooling for 280 and 300 class motors. The titanium sink increases heat transfer away from the motor can while the integrated fan forces airflow across the fins to reduce core temperatures during high load runs.

Accurate Fitment and Robust Design

Precision machining ensures consistent concentric fit around the motor can, reducing hotspots and preserving balance. The durable titanium construction withstands track abuse while maintaining contact for efficient heat conduction.

Optimised for Setup and Tuning

As part of a race setup, this heat sink helps maintain RPM consistency and reduces the incidence of thermal timing reduction. It is suitable when tuning for repeatable lap times and when managing motor thermal limits is critical.

By increasing surface area and actively moving air, the unit lowers steady state temperature and slows temperature rise, which helps avoid thermal timing pullback in long runs.
Use a stable low current source or a switched output from a receiver or ESC with appropriate connector and shielding. Preventing voltage drops ensures the fan runs consistently under load.
The component targets standard competition can diameters for 280 and 300 classes. Confirm your motor dimensions against the heat sink seating area to ensure correct fitment.