The JDMV1 is a reliable solution for controlling variable speed fans or heat lamps, featuring a manual speed control knob and an easy-to-use On/Off switch. This manual variable speed control is designed for precise airflow regulation in climate-sensitive environments. Each unit provides a single variable speed output (12 FLA) and includes integrated 15-amp overload protection for safe, dependable operation. Ideal for managing circulation fans, these controls offer straightforward, user-adjustable speed modulation, making them an effective choice for enhancing ventilation in agricultural, horticultural, and industrial applications. Outputs: 1 variable speed output (12 FLA) 15 amp overload protection fuse Also Features: Internal adjustable "LO" output setting Rugged and sealed enclosure (6" x 6" x 3 ¾") 2 year limited warranty Options: Hardwired - Rated for 115/230v. Pre-wired for 115v with an 8' cord. Additional Information:Manual Variable Speed Control Installation (PDF)