m+ Pulser Motorized Pulser

Bench Tree’s m+ Pulser motor-driven solution is compatible with QDT-style, positive-pulse MWD systems. At less than 36 inches long, the compact, rugged m+ Pulser has 50% fewer parts than similar units.

The next-generation m+ Pulser offers higher reliability and reduced operational costs because of built-in performance memory, diagnostics and advanced drilling features.



  • Directional and horizontal MWD drilling (positive pulse)
  • Custom drilling


  • Improves reliability
  • Reduces operational costs
  • Reduces downtime
  • Increases integration flexibility (with QDT-style systems)


  • High-operating temperature: 175°C (347°F)
  • Adjustable flow switch
  • Direct mounting for standard gamma modules
  • Piston compensation without bladder or bellows
  • LCM tolerant
  • Auto-adjusting pilot valve assembly

Covered by one or more of the following U.S. or international patents:

US 8,684,093

US 9,038,735

US 9,091,143

US 9,062,537

US 9,250,100

US 9,733,390

US 9,863,197

US 9,863,785