POSITIVE DISPLACEMENT MOTOR (PDM)
The LiMAR® PDM features a low friction oil lubricated bearing assembly to limit wear of internal components and provide maximum life expectancy.
The PDM is offered with a range of power
sections to suit every application, whether it be
high temperature environments, a high torque
requirement, nitrogen applications or acidizing
operations, there’s a solution to suit every
eventuality.

TOOL APPLICATIONS:
- All Coiled Tubing milling & drilling operations, under balanced applications, under reaming & challenging cleanouts
DESIGN FEATURES & BENEFITS:
- Low friction bearing section, reduces power losses and maximises lifespan
- High quality fully synthetic oil further improves operating life
- Compression and tension overload protection to avoid damaging bearings
- Titanium flex shaft further improves reliability and running hours
- Chrome and tungsten carbide coated rotors available
- Power sections available to cover all applications
- Rotor catch included as standard
- Available in a range of sizes to suit all industry standard Coiled Tubing BHA’s
- Selected components QPQ treated
- Connection options to suit customer requirements
- Corrosion resistant materials
Assembly Part No. | Actual OD | Standard PDM Length |
278-1687-565-NXCR-XXX-R0 | 1.687" | 146.12" |
278-2125-566-NXCR-XXX-R0 | 2.125" | 143.65" |
278-2875-5647-NXCR-XXX-R0 | 2.875" | 159.90" |
278-3125-7825-NXCR-XXX-R0 | 3.125" | 154.15" |
XXX - Last 3 digits of part number denotes connection type
For additional sizes, screen insert slot sizes or further information please contact sales