SMC AV5000-06-3DZ Valve, Soft Start MSRP: Now: $213.20 Was: AV2000/3000/4000/5000 Series, Soft Start-up ValveSeries AV soft start-up valves allow the user to set the initial rate of system pressurization to minimize system shock. When deactivated, the valve... AV5000-06-3DZ