The Duplomatic PBM3 is a direct-operated three-way backpressure valve designed for stack mounting using the ISO 4401-03 (CETOP 03) interface. It’s commonly used in hydraulic systems to manage backpressure from actuators, especially in vertically mounted cylinders.

 Key Features

• Mounting Style: Stackable (ISO 4401-03)
• Valve Type: Backpressure regulator
• Functionality:
  • Adjusts backpressure from the actuator (B line)
  • Allows reverse free flow
  • Ideal for counterbalancing loads on upright cylinders