Turn the knob to gradually adjust the amount of flow.

Push or pull the toggle handle to control flow.

Set a specific pressure and these valves will maintain it.

Turn the handle to direct flow between ports.

A tapered needle gives you more precise control than standard flow-adjustment inline hydraulic valves.

Set your flow rate and then adjust it as necessary; these valves maintain flow rate despite pressure changes in the system.

Start and stop flow with a quarter turn of the handle. Also known as ball valves.

Direct flow with an electronic signal.

Set a specific pressure and these valves will maintain it by diverting excess fluid to a tank.

An external nut lets you adjust the pressure without disassembling the valve.