Subsea Products

Designer and manufacturer of electro-hydraulic subsea control systems, 3sun Group provide reliable, cost-effective subsea solutions to the oil and gas industry.

Subsea Products

  • Subsea Control Module (SCM)
  • Subsea Manifold Modules (SMM)
  • Subsea Electronics Module (SEM)
  • Electrical Power Units (EPU)
  • Hydraulic Power Units (HPU)
  • Subsea Distribution Units (SDU)
  • Topside Umbilical Termination Units (TUTU)
  • Interface Units
  • Master Control Stations (MCS)
  • Hydraulic Connectors/Jumpers/Umbilicals
  • Stab Plates

The Group’s founding name – RRC Controls Services Ltd – was started by engineers with extensive knowledge and experience of subsea control systems. Supporting all aspects of procurement, installation, commissioning and field support for subsea control systems, we have a business that delivers systems and solutions within schedule that are highly reliable.

Our subsea products are designed and manufactured in Gourdon, Aberdeenshire as well as at 3sun Group’s headquarters in Great Yarmouth. 3sun Group provide a complete range of subsea and topside equipment, including all mechanical, electrical, hydraulic and software components. Our products are designed and built to the highest standards conforming to all of the applicable quality and certification requirements.

3sun Group’s Subsea Control Modules (SCMs) can be deployed in up to 200m water depth and have been built around 8-valve manifold blocks utilising electro/hydraulic control valves. Our Subsea Electronics Module (SEM) has been designed to be compatible with other OEM legacy systems allowing easy integration into existing infrastructures. All of our interface units have passed EMC testing and are CE approved.

3sun Group are developing a diverless version of the current SCM. Capable of installations in water depths of up to 3000m, the deepwater SCM will retain all of the best features from our proven diver-assist unit and be fully deployable by ROV.