The JDMV1 is a reliable manual variable speed control that is designed for precise airflow management in climate-sensitive environments. Each unit features a single variable speed output (12 FLA) and integrated 15-amp overload protection for safe, consistent operation. Ideal for regulating the performance of circulation fans, this control provide straightforward, user-adjustable speed modulation—making it a practical solution for enhancing ventilation efficiency in agricultural, horticultural, and industrial facilities. 120/240 Voltage.








