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Tusa Complete Regulator Set – RS-790 Yoke Regulator + SS-0001 Octopus + 3-Gauge Console

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Regular price $1,133.00
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Product Information

This set pairs the Tusa RS-790 Dive Regulator Yoke with a Tusa Safe Second SS-0001 octopus and a Tusa 3-gauge console, so you leave with a complete, matched setup instead of sourcing each piece separately. The RS-790's R-700 first stage uses a Dry Ambient Pressure Chamber to keep water off the diaphragm and spring, paired with a ribbed top cap that transfers heat to the internal parts most likely to freeze up in cold water below 50°F/10°C. Six ports, two high-flow low-pressure ports plus two standard LP and two HP, sit near the diaphragm for up to 15% more air flow, and the S-90 second stage is pneumatically balanced with a two-position Venturi lever for surface and dive settings.

The SS-0001 octopus backs up that first stage with a lightweight composite case that switches between left- and right-hand hose configurations, so you can route it wherever it sits best on your rig. It carries its own Venturi adjustment lever and an ortho-consciously designed mouthpiece meant to cut down on jaw fatigue over longer dives.

Rounding out the set, the Tusa 3-gauge console puts a 500 psi pressure gauge, a depth gauge in feet, and a Northern Hemisphere-balanced compass on one analog instrument, so you can track air, depth, and direction without adding separate gear to your kit. Together, the RS-790, SS-0001 octopus, and 3-gauge console give you a first stage, backup second stage, and instrumentation from the same Tusa lineup in a single purchase.

⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

Frequently Asked Questions

What is the Tusa RS-790 dive regulator?

The RS-790 is a yoke-connection regulator built around Tusa's R-700 first stage and S-90 second stage. The R-700 uses a Dry Ambient Pressure Chamber to keep water off the diaphragm and spring, and the S-90 second stage is pneumatically balanced with a two-position Venturi lever for surface and dive airflow settings.

Is the Tusa RS-790 regulator good for cold water diving? (RS-790 review)

Yes, Tusa built the R-700 first stage with cold water in mind: the Dry Ambient Pressure Chamber keeps the diaphragm and spring dry, and a ribbed top cap acts like a radiator to transfer heat and help prevent the internal freezing that can occur as gas pressure drops in conditions below 50°F/10°C.

Does the Tusa RS-790 use a yoke or DIN fitting, and how many ports does it have?

The RS-790 uses a yoke connection. It has two high-pressure ports and four low-pressure ports (two high-flow, two standard), with the high-flow LP ports positioned near the diaphragm to increase air flow by up to 15%.

What's included in this Tusa RS-790 regulator bundle?

The bundle includes three Tusa pieces: the RS-790 yoke regulator (R-700 first stage paired with the S-90 second stage), the Safe Second SS-0001 octopus (configurable for left- or right-hand use), and the SC-0301 three-gauge console with a 500 psi pressure gauge, a feet-based depth gauge, and a Northern Hemisphere compass.

How fast will this bundle ship, and what's the return policy?

Orders over DiveCatalog's free-shipping threshold ship free with next-day delivery, and the product page shows the honest, current delivery date for your order. Returns are covered under our standard DiveCatalog returns policy.