Dental Equipment Electric Motor Chair Main Board for AJ12/AJ17/AJ19 Electric Motor Chair Main Board AJ12/AJ17/AJ19 Chair ControlElectric Motor Chair Main Board for AJ12/AJ17/AJ19, Part Number A121706 $1.00 Request a Quote System Overview The Electric Motor Chair Main Board is designed for controlling the motor functions in AJ12, AJ17, and AJ19 chairs. It provides precise and dependable operation for various chair adjustments. Standard Features Control for Electric Motor Functions Compatible with AJ12, AJ17, and AJ19 Chairs Precise and Dependable Operation