The Westinghouse Variable Speed Rotary Ceiling Fan Wall Control replaces a standard wall control and operates up to 12 Jax industrial-style ceiling fans. It provides adjustable speed operation at any range between minimum and maximum fan speeds to bring comfort to indoor commercial applications such as warehouses, laundromats, garages, and restaurants with multiple Jax fans. The decorative wall plate covers all hardware with a sleek, modern appearance. Product reference number 77886.