The Duplomatic PRE* series consists of pilot-operated proportional pressure relief valves designed for subplate mounting in hydraulic systems. These valves are engineered to modulate system pressure efficiently while allowing full pump flow, even near the set pressure value.

 Technical Specifications

• Fluid Viscosity Range: 10–400 cSt
• Contamination Class: ISO 4406:1999 class 18/16/13
• Recommended Viscosity: 25 cSt
• Protection Rating: IP65
• Voltage Options: 12 V DC or 24 V DC
• Mass: PRE10 – 2 kg, PRE25 – 5.8 kg, PRE32 – 8 kg