This EV Control Panel from Betts is designed for 7 Compartment tanks. It combines the Master Control Valve with a bank of EV Distributor Valves to provide a plug and play assembly. Also, it features a Pressure Gauge, Indicator Wink, and a Master Control Valve. Additionally, the valve blocks and panel are made from lightweight anodized aluminum that resists corrosion and has Buna-N seals.