Forbes Marshall Steam Operated Pump Trap SOPT

The Forbes Marshall Steam Operated Pump Trap is an innovative product capable of working in either trapping or pumping modes automatically, depending on the process conditions. It operates on steam and is used for condensate evacuation under all operating conditions, including vacuum/stall thereby enabling high system uptime and enhanced productivity.

Application: Condensate evacuation under stall condition


  • Two orifice mechanism for handling condensate evacuation under peak and low running loads (patent applied)
  • Enhanced discharge capacity
  • Robust and compact construction
  • Built-in check valve
  • Available as skid mounted unitĀ 


  • Improved batch time and productivity by keeping the process stall free
  • Stall free process enables maintaining of temperature gradients and product quality
  • No opening of trap bypass valve during stall, resulting in steam and condensate savingsĀ 
  • Improved equipment uptime