RS-681 Regulator


The RS-681 is TUSA’s latest regulator that delivers superior performance and build quality in a compact lightweight design.  The R-600 paired with the newly developed S-81 second stage further pushes the regulator engineering and performance envelope.


Product Categories


First stage (R-600)

> Ultra-compact balanced diaphragm first stage
> EK-600 cold water kit available for temperatures below 50°F/10°C
> DIN-R600 conversion kit available (300bar/4350psi)
> 2 HP and 4 LP ports

Second stage (S-81)

> Elliptical low-profile case design
> S.E.A. – Sequential Exhaust Assist technology (Pat P.)
> Venturi adjustment lever
> Built-in moisture exchange plate
> Attached to MIFLEX® hose for exceptional flexibility
> Breathing Resistance Adjustment Control
> Ortho-consciously designed mouthpiece
> Eligible for TUSA CARE Free Parts for Life Program – USA Only


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