Wikipedia
CDLSE
The CDLSE ( Clearance Divers' Life Support Equipment) is made by Divex in Aberdeen, Scotland. It is an electronic closed circuit rebreather designed to be silent and non- magnetic. It allows diving to using air as diluent, or up to using heliox and trimix.
Some sources describe it as a "Stealth Clearance Divers Life Support Equipment".
, the Royal Navy plan to use it to replace the Carleton CDBA.
It is also used by the French Navy, Royal Australian Navy and Republic of Singapore Navy.
Its absorbent is designed to last four to six hours. Designed to work with either a bite mouthpiece and standard half mask, or with Divex's proprietary Dual Mode Mask.