The Sera 713.1 WA87866 pulsation damper is designed to reduce pressure pulsations in dosing and metering systems and is available in nominal widths DN15, DN20 and DN25. It supports a maximum operating pressure of 10 bar and offers a content volume of 3 litres. Depending on material selection, the empty weight is approximately 6.5 kg in PP and 9.0 kg in PVC U or PVDF