Ashcroft B461VXFS Pressure Switch is a model-numbered pressure switch from Ashcroft that actuates at a preset pressure to control electrical circuits. Its function is to monitor process pressure and switch contacts when the setpoint is reached, enabling integration with pumps, alarms, or safety interlocks in a pressure-system installation. The B461VXFS designation identifies this unit within Ashcroft's line of pressure-switch products.
