Technical Specifications

Free floating Pipers® and advanced data analytics deliver optimal operational control and insight, while reducing overall costs and downtime. Our annual subscriptions give you more presence and greater access to your pipeline assets more often.

We are an ISO 9001:2015 certified company

Pipers are intrinsically safe

CSA certified
• Class I, Div. 1, Groups C & D T4
• Class I, Zone 0, AEx/Ex ia IIB T4 Ga


Pipers® 2.8

For the largest diameter pipelines (up to 48 inches) and specialized conditions such as offshore

  • Pressures up to 20,000 kPa
  • Temperature range -20°C to 60°C / -4 to 140 °F
  • Runtime up to 24 hours2

Pipers® 2.2

The standard for piggable and unpiggable lines

  • Pressures up to 10,000 kPa1
  • Temperature range -20°C to 60°C / -4 to 140 °F
  • Runtime up to 24 hours2

Pipers® 1.5

For unpiggable small diameter pipelines down to 2 inches

  • Pressures up to 3,000 kPa1
  • Temperature range -20°C to 60°C / -4 to 140 °F
  • Runtime up to 2 hours2

The maximum pressure rating is at 20°C.

The given runtime is for storage and operation at  20°C.

Pipers® Safety and Performance

Take a tour in our state-of-the-art Pipers manufacturing and testing facility


With diverse clients across the world, INGU has experience with a full range of inspection histories (materials, conditions, geographies), delivering unprecedented contextual analysis and continuous improvement.


  • Audio at 20 kHz
  • IMU at 400 measurements per second (or Hz)
  • Magnetometer at 400 measurements per second (or Hz)
  • Pressure sensor at 100 measurements per second


  • Weld and fitting identification
  • Hydrostatic pressure measurement
  • Velocity profiles

Survey results

  • Wall condition
  • Corrosion
  • Deposits
  • Leaks

Conference Papers

We are often invited to present technical papers on our Pipers technology at leading industry conferences.

Take control of inline inspection with INGU's self-serve technology