Description: ESD5111(5100)--The ESD5100 series speed control unit is an all electronic device designed to control engine speed with fast and precise response transient load changes. Isochronous Operation/Steady Stability----+/-0.25% or better Supply----12 or 24 VDC Battery Systems(transient&reverse voltage protected) Power Consumption---- 50 mA Maximum Actuator Current at 25C(77F)---- 10 Amps continuous