Process, Pressure And Control - EHL Group
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Process, Pressure and Control

Instrumentation and Electrical

The EHL Oil and Gas Division provide customised design, top-quality products, and highly trained technical professionals to the Oil and Gas Industry in Taranaki.


Process Systems

The EHL Group is specialists in the design and manufacture of high quality, critical flow components for the Petrochemical, Chemical Processing, Oil and Gas, and Power Generation industries.

Points of Difference:

  • Premier customer service
  • Quality products, custom built to your requirements
  • Experienced instrumentation technicians providing engineering excellence
  • All components processed through a rigorous Quality Assurance program
  • Developing, testing and manufacturing time reduced using the latest virtual engineering tools


Chemical Injection Packages – Skid Mounted

Committed to providing quality technical services with exceptional products, EHL provide reliable, cost-effective Process Systems approved for operation in hazardous areas. We are highly experienced at meeting the stringent requirements of industry standards and specifications and provide assurance that all components used will meet those standards, while providing ‘plug and play’ convenience with maximised reliability and reduced operating costs.

Our builds range from small, compact, highly versatile mobile units, to the larger skid structure built to accommodate multiple tanks, pumps, motors and other auxiliaries.


Customised Solutions

  • Switchover Panels
  • High Pressure Air systems
  • Liquid Nitrogen Systems
  • Hydraulic Power Units and Systems
  • Chemical Injection Panels and Skids
  • Bath Heaters
  • Gas Boosters

EHL custom designs high quality hydraulic and electronic systems for some of the world’s most discerning customers. Our motion control and fluid control systems are in use in oil and gas, petrochemical, industrial and marine applications worldwide. We specialise in achieving what most suppliers consider too hard. Utilising innovative design, state-of-the-art products and high class fabrication, we make even the most challenging project achievable.

EHL forms close relationships with customers, contractors, suppliers and fabricators – achieving the best outcome for the total project.


Test Packs and Gas Boosters

EHL’s test packs and gas boosters are customised to meet client requirements. Customised does not necessarily mean expensive, but value for money as it will meet exact requirements that off-the-shelf products may not.

All of our custom-made test packs and gas boosters are fully certified and have a QA pack ensuring the highest quality in manufacturing standards.


Haskel International Inc. is the world’s leading manufacturer of hydraulic and pneumatic driven, high pressure systems and accessories. For nearly 60 years, Haskel has manufactured a wide range of high pressure air driven liquid pumps, gas boosters, air amplifiers, systems and accessory equipment.

BuTech Pressure Systems is a leading supplier to the oil, natural gas, chemical and petrochemical industries as well as water jet cutting and blasting, aerospace, marine, government and specialty industrial markets. System components are available in every machinable alloy to handle pressures from vacuum to 150,000 PSI (10,340 bar) and temperatures from -423°F (-253°C) to 1,200°F (649°C). Any extreme application of erosive or corrosive solids, liquids or gases is where BuTech products are ideal for use.

Contact us for precision-engineered design, build, service and maintenance