Designed to comply with API 17F and ISO 13628-6 High flow - up to 1.44 Cv / 75.0 l/min Working pressure up to 15,000 psi / 1,035 bar SIL 2 third party certified Used to automatically select the higher of two pressures and allow flow from one input port to the output port Endurance tested up to 10,000 cycles Designed for up to 16,400 feet / 5,000 metres operating depth Direct seawater immersion