InPower's VCMS Programmable Switch Panel System is a modular, programmable switch panel system used for controlling vehicle 12 volt auxiliary devices. The system can be configured to fit a wide range of applications to operate devices such as lights, beacons, fans, compressors and pumps. The switch module is connected to one or more power modules by a logic cable. Dual switch modules may be used in a master/slave arrangement, offering system control from two locations.