The X-CCR, designed and built by iQsub and distributed by SubGravity, is the latest in cutting edge rebreather technology.

With CO2 monitoring and high-pressure sensors displaying diluent and O2 pressure on the primary handset, the X-CCR sets a new standard for the industry. The standard unit includes a radial scrubber, Shrimp bailout valve (BOV), removable O2 cell cartridge, QuickLoc attachments on all breathing hoses and on the BOV.   Manual Addition Valves (MAVs) for both O2 and diluent, Automatic Diluent Valve (ADV), bayonet head fitting, 3 liter steel O2 and dil tanks, choice of Back Mounted Counter Lungs (BMCLs) or Over the Shoulder Counter Lungs (OTSCLs), back plate, harness and wing, primary and secondary handsets, HUD, Metal Sub tank brackets, first stage regulators, and 3 O2 cells are all included as standard equipment.

The electronics package consists of the world renowned Shearwater handset, which interacts with the controller and main electronics package residing in the head of the unit (outside the loop). The primary handset includes a digital compass. The X-CCR has flexible options for the secondary PO2 monitor, (a Shearwater Petrel 2, Shearwater NERD or Heinrichs Wiekamp OTSC).

IQ-sub XCCR Rebreather – Gradient offers try dives, training and sales on XCCR units in Australasia region as well as parts for units.


TDI Air Dil Decompression: 7 day program for use of unit to 45m. This course covers general rebreather concepts, unit specific setup, skills and breakdowns, key CCR diving skills and rescue skills.

Course cost is AUD $2000 which includes training, materials and certification.

Crossover program to XCCR: For already certified CCR divers crossover is 5 days and includes all unit specific details and skill in addition to the rescue class.

Course cost is AUD $1500 which includes training, materials and certification. FB_IMG_1512447991120