In 2009, Cameron delivered the industry’s first 20,000-psi large-bore drilling BOP stack. Building on Cameron’s leading high-pressure technology, Cameron delivered the industry’s first 25,000-psi large-bore drilling BOP stack in 2010 and a second one in 2014. Today, Cameron is still the only field-proven 25,000-psi BOP technology leader.


  • 13 5/8 in, 25,000-psi WP
  • Shell tested to 1.5 times WP
  • Close ratio = 9:1
  • Hydraulic operating system rated 5,000 psi
  • EVO BOP-style operating system with wedge lock technology
  • Qualified according to API 16A, 3rd Edition and ASME Section VIII, Division 3, 2010 Edition