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Regulators Comparison Chart
ComparisonChart - MC9 SC ComparisonChart - MC9 ComparisonChart - MC5 ComparisonChart - AC 10
1st stage - technical features
  Diaphragm Hyper-Balanced Diaphragm Balanced With Unbalanced Piston With Balanced Piston

Anti-pressure
Drop Pneumatic Spring

LP/HP Pressure Outlet High Capacity Filter Seal Chamber System Replaceable 316 Stainless Nozzle
MC9 SC       4/2
MC9       4/2  
MC5       3/1    
AC 10         5/2      
AC 2         4/1      

ComparisonChart Ellipse Balanced ComparisonChart Ellipse Black Balance ComparisonChart Ellipse Titanium ComparisonChart Ellipse Black ComparisonChart Ellipse Steel ComparisonChart XS Compact ComparisonChart XS2
2nd stage - technical features

  Pneumatic Balancing Adjustement of Breathing Effort Adjustement of Venturi Effect Low Noise Semi-Rigid Case

Case Closure with Cam-lock
(patented)

Internal Heat Exchanger
(patented)
ELLIPSE BALANCED
ELLIPSE BLACK BALANCED  
ELLIPSE TITANIUM      
ELLIPSE BLACK      
ELLIPSE STEEL      
XS COMPACT        
XS2          

  Lever with Low Coefficient of Friction Anti-friction Diaphragm Plate Elliptic Diaphragm Designed for Use in Cold Waters Average Breathing Effort
ELLIPSE BALANCED   0,75 J/L
ELLIPSE BLACK BALANCED   0,80 J/L
ELLIPSE TITANIUM  

0,95 J/L
ELLIPSE BLACK  

MC5: 1,1 J/L
AC2: 1,4 J/L

ELLIPSE STEEL   1,25 J/L
XS COMPACT     --
XS2         1,5 J/L