SISA has single and double piloted check valves in the range.

This typ of valve blocks a cylinder or actuator when the control valve is in neutral position. This component funtions as a check valve  but can be skipped by appling a "pilot" pressure.

Product sheet

Product type: 

Free flow in one direction - blocked flow in the opposit directions

Avoids undesirable movements due to hose raptures.

Transfers flow from two seperate lines to a third line

Blocks a cylinder or actuator in position, awaiting release by a "pilot" pressure.

Free flow in one direction - adjustable flow in the oposite

Adjustable flow in both directions

More info?

Contact us 

by phone 050 25 01 90 or by mail sales@sisa.eu