On/off tool

On/off tool

On/off tool is designed for installation/deinstallation of sucker rod pump when plunger OD exceeds tubing ID.


On/off tool is designed to connect/disconnect sucker rod pump plunger to/from sucker rod string.


  • Safely disconnect clogged plunger from sucker rod string;
  • Prevent penetration of solids and foreign matters into the sub-plunger space in process of pump running in well;
  • Prevent plunger damaging by tubing string while running-in;
  • Easy plunger fitting into barrel;
  • Prevent spontaneous uncoupling;


  • Installation of oversized SRP in current tubing string;
  • Time & technological cost reduction due to exclusion of combined pull-out;
  • Higher reliability of sucker rod pumping system;

Order reference

ON/OFF TOOL-25-7/8″ SR
25 (2 7/8”) – tubing ID
7/8” SR – connection thread of sucker rods

Technical specification

  • Max. operating load, kN (kgf):
  • up to 105 (11000)
  • Tubing ID, inch (mm):
  • from 2 3/8 (60)
  • Connection thread of sucker rods, inch (mm):
  • 3/4 (19), 7/8 (22), 1 (25)

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