Tusa RS-811 Regulator

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About Tusa RS-811 Regulator

The RS-811 Regulator delivers Superior Performance and Quality in a Compact Lightweight Design. The Ultra-Compact Chromed Marine Brass Balanced Flow-Thru Piston R-800 First Stage is Incredibly-Small and Weighs only 24.7 oz (700g). The R-800 is configured with 2 HP and 4 LP Ports. The Balanced Piston, First Stage Regulator is Fine-Tuned for Optimum Performance and Instantly Delivers a High Airflow to the Second Stage Regulator.

The RS-811also offers an Advanced Flow System (A.F.S.) that allows Ease-of-Air Flow and makes Air-Delivery Smoother due to the Curved Housing Structure. The VENTURI Flow Adjustment Pre Dive/Dive Switch allows for Ease-of-Breathing by Controlling the Direction of Air through the Mouthpiece. The Ortho-Conscious Mouthpiece feature prevents Jaw Fatigue. The Ridges and Flexible-Material allow the diver to have More-Control of the Mouthpiece and Reduces Tension in the Jaw.

The 2'nd Stage is a Dependable Downstream Demand Valve Design. The Regulator Compact Size of (H x L x W) 2.48" x 4.25" 4.17" (63mm x 108mm x 106mm) and lightweight 12oz (340g) make this one great Regulator design. The Regulator comes with a 30" (76cm) 3/8" Threaded Low Pressure Hose; Owner's Manual and is covered by a Limited Lifetime Warranty.

Tusa RS-811 Regulator Features

  • Superior Performance and Quality in Compact Lightweight Design
  • Weight: 36.7oz (1,040g) with Hose
  • Hose: 30" (76cm) 3/8" Thread
  • Owner's Manual
  • Limited Lifetime Warranty
  • First Stage: TUSA R-800
  • Compact Lightweight Design 24.7 oz (700g)
  • Superior Performance and Quality
  • Chromed Marine Brass Construction
  • Balanced Flow-Thru Piston Design
  • 2 HP and 4 LP Ports
  • Fine-Tuned for Optimum Performance and Instantly Delivers a High Airflow
  • Second Stage: TUSA S-11
  • Dependable Downstream Demand Valve Design
  • Advanced Flow System (A.F.S.):
    A.F.S. allows Ease-of-Air Flow
    Makes Air-Delivery Smoother Due to Curved Housing Structure
  • VENTURI Flow Adjustment Pre Dive/Dive Switch: Ease-of-Breathing, Controlling Direction of Air-Thru-Mouthpiece
  • Ortho-Conscious Mouthpiece: Prevents Jaw Fatigue
  • Compact: (H x L x W) 2.48" x 4.25" 4.17" (63mm x 108mm x 106mm)
  • Lightweight: 12oz (340g) with Hose

Tusa RS-811 Regulator Specifications

1'St Stage Type
Balanced Flow-Thru Piston
Lp Ports
Hp Ports
Adjustable 2'Nd Stage
Yes, Venturi Pre-Dive/Dive Switch
2'Nd Stage Type
Downstream Demand Valve
First Stage: Chromed Brass
Hose Thread
Hose Length
30" (76Cm)
Total Weight
36.7Oz (1,040G)
Weight [with packaging]
3.1 lb
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