LATEST NEWS Calder High Flow Zone II Jetting Unit

Calder Delivers Containerised High Flow Zone II Jetting Unit

The low maintenance Hammelmann pump powered by a 490 HP EC emissions-compliant power unit, ensures this high performance jetter can pump seawater at flows up to 170 litres per minute more........

Versatile Jetters for Offshore Well Abandonment

Versatile Jetters for Offshore Well Abandonment:

Calder is conducting final testing on two highly versatile water jetting packages for the offshore oil & gas contracting sector. more........

Calder water tank buffer solution.

NORSOK, DNV Compliant Well Service Pump Packages for Offshore Norway:

Calder complete two ATEX Zone 2 hazardous area, high pressure pump packages, designed, manufactured and tested at their UK production facility. more........

Calder water tank buffer solution.

BSI Award:

Calder is proud to announce the award by BSI, the business standards company, of Module H/H1 - Full Quality Assurance Certificate of the Pressure Equipment Directive 97/23/EC more........

Calder water tank buffer solution.

Site Trailer High Pressure Jetting Unit:

One of our standard range of high pressure jetting units is on its way to the Middle East for heat exchanger tube bundle cleaning operations more........

Calder water tank buffer solution.

Design Solution in a Tank:

Calder was tasked with solving a customer’s water buffer tank dilemma. Our customer has twelve Calder MultiJet units more........

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Engineered High Pressure Solutions

Calder Limited is a leading supplier of high and ultra high pressure packaged engineered solutions. We design, manufacture, install and service cost effective and environmentally responsible pumping solutions for safe and hazardous areas. Established in 1981, our experience in building robust pump packages for the toughest onshore and offshore process and water-jet pumping applications is significant.

Our success is founded on uncompromising quality and the incorporation of the very latest high and ultra high pressure pump technologies into packaged solutions to operate reliably in the most demanding environments.

Calder’s pumps and packages are designed to individual client’s specifications in compliance with UK, EU, NORSOK, GOST/RTN, IEC ex, and US general standards and regulations.


  • Chemical injection pump skids and systems
  • Injection pump packages for seawater, drill cuttings and produced water
  • High pressure & ultra high pressure waterjet pumps, units, and accessories
  • Flooding and pressure test pump packages
  • Hazardous area vacuum systems
  • Supply of bareshaft pumps for hazardous and non-hazardous applications

Package Options:

  • Skid mounted
  • Crash frame/lifting frame
  • Containerised
  • Trailer mounted
  • Vehicle mounted

Prime Movers Options:

  • Fixed/variable speed motors
  • Fixed/variable speed hydraulic drives
  • Diesel engine/gas engines
  • Pneumatic/air motors

Control Options:

  • Simple stop/start panels
  • Single or multiple pump control systems
  • Stand-alone or fully integrated controls
  • Optional data logging/acquisition

Offshore oil platform Hammelmann pump Pressure test Flood Pump Unit High pressure pump