We have, for immediate sale: (we are very motivated and will consider all offers!)

These pulsers have been inspected and completely refurbished to ‘NEW’ condition. Full refurbishment documentation available.

To make an offer, or discuss, email us at sales@mwdrentals.ca or text us on WhatsApp (Click the WhatsApp Icon)

Here’s the specifications:


Min Flow Rate 35 gpm (2.2 L/sec) in water
Max Flow Rate 1,100 gpm (69 L/sec) in water
Max Operating Temperature 175° C (350° F)
Max Hydrostatic Pressure 20,000 psi (137.9 MPa)F)
Operating Voltage 20–29V
Nominal Current 4mA
Shock 1,000 g / 0.5 millisecond
Vibration 25g RMS 30-500 Hz random
30g 50-300 Hz Sine
Mud Sand Content <1% recommended
Poppet Push Force 60-280 lbs


Inputs Power: 18-30VDC
Pulse: 0–5VDC
Outputs Flow Switch: 0-5VDC
Pulse Mode Limit 2A
Non-Pulsing Mode (quiescent) 4mA
Power Consumption 300-350 hours of continuous pulsing per
29V Lithium Battery Stick
Poppet Closing Force 60–280 lbs
Length and Weight
w/o Signal Shaft
64.5 in (1,638 mm) / 34 lbs (15.4 kg)
Length and Weight
w/ Signal Shaft
86.25 in (2,190 mm) / 44 lbs (19.9 kg)
Housing Diameter 1.875″ is standard, but can be built in 1.75″
Housing Material BeCu
Temperature Rating -40 to 175°C Functional; 185°C Survivable
Pressure Rating 20,000 psi

Ideal for high-gpm/whipstock fluctuations without any damage to the pulser.

Pulse real-time M/LWD data without any delay to enhance reservoir understanding, target well placement and maximize production

Compass’ MWD Stepper Pulser for sale allows mud flow to be restricted creating a positive pulse pressure differential in standpipe pressure.

It features strong signal amplitude and advanced noise cancellation processing, allowing clear detection at greater depths without interference.

We have these pulsers at out fascility in Houston, Texas, USA and will ship worldwide. The prices for MWD Equipment are at all time lows due to the inventory on the marketplace being so abundant. Do not hesitate, we are very motivated to sell these MWD Pulsers and will entertain any offer.

Positive Pulse MWD Mud Pulser For Sale

MWD Pulser Driver