Name: TUSA RS609 Regulator Set
Brand: TUSA
SKU: RS609S
Price: 1492.87 AUD
Availability: InStock

TUSA RS609 Regulator Set

The RS609 pairs TUSA’s balanced R600 diaphragm first stage with the S0009 second stage. Its adjustment control, enlarged purge and Ortho-Conscious mouthpiece are useful details for divers who want accessible controls and a comfortable recreational setup.

This package combines the required components listed below, with the available options allowing you to choose the final configuration.

Features and benefits

Balanced gas delivery. The balanced diaphragm helps manage the supply to the second stage as diving conditions change.
Adjustable breathing feel. The inhalation-effort control lets you tune the adjustable second stage within its operating range.
Optional environmental protection. Optional EK-600 kit, sold separately. Select the kit if required for the intended configuration.
Flexible hose routing. Miflex flexible hose helps position the second stage around your equipment.
Mouthpiece comfort. The supplied ortho-conscious mouthpiece supports a comfortable hold at the second stage.
Accessible purge. The purge control is designed to be easy to locate on the front of the second stage.

Setup and compatibility

Connection: Yoke. Choose the fitting that matches your cylinder valve and its pressure rating. Cold-water suitability must be checked for the exact version; do not transfer the DIN version’s rating to a yoke setup.

Package components

1 × TUSA RS609 Regulators
1 × TUSA S0011 Octopus Second Stage

The list shows the required components at the displayed default quantities. Your selected sizes, connections, quantities and optional extras determine the final package.

Technical Specs

TUSA RS609 Regulator Set technical specifications
Brand	TUSA
Main model / configuration	TUSA RS609 (R600 / S0009)
Product type	Regulator
Regulator type	Regulator Set
Regulator connection	Yoke
First-stage design	Balanced diaphragm
Second-stage design	S0009
High-pressure ports	2
Low / medium-pressure ports	4
Environmental sealing	Optional EK-600 kit, sold separately
Cold-water suitability	DIN version only
Mouthpiece	Ortho-Conscious Mouthpiece
Technical features	Intake-resistance deflector; enlarged purge button
Materials	Lightweight Composite Body
Second-stage materials	Mirror-polished stainless steel face
Hose	Miflex flexible hose
Regulator set weight	957 g total, including first stage
Product weight	957g (including 1st.) /; Approx. 957g
Colours / options	Black Yoke, White Yoke
Colour family	Black, White
Inhalation-effort control	Adjustable control knob; click-spring adjustment

Additional specifications

2nd stage (S0009) First stage method	balance diaphragm
Manufacturing	Made in Japan
Second Stage Face	Mirror-Polished Stainless Steel
Breathing Adjustment	Click Spring Adjustment
Airflow Technology	Advanced Flow System
Demand System	Low Friction Demand Valve
Purge Button	Enlarged Easy-Access Design
Type	Octopus / Alternate Second Stage
Valve Design	Non-Compensating Downstream Valve
Faceplate	Mirror-Polished Stainless Steel
Purge Button	Oversized Ergonomic Design
Application	Recreational & Professional Scuba Diving

Experience exceptional breathing performance with the TUSA RS609 Regulator , a premium regulator system proudly Made in Japan and engineered for divers who demand reliability, comfort, and precision. Featuring TUSA's compact R600 balanced diaphragm first stage and the stylish S0009 second stage with a mirror-polished stainless steel front cover, the RS609 delivers smooth, effortless breathing from shallow reefs to deeper recreational dives.
2nd stage face is made of stainless steel with a mirror-polished finish.
1st stage R600 boasts extremely high performance while being compact and lightweight.With ultra-high performance balanced diaphragm.
The new White regulator incorporates a flexible white Miflex hose (for less strain on the jaw and mouth).
Improved operability by enlarging the purge button
1st stage (R600)/HP port x 2, LP port x 4

TUSA S0011 Octopus Second Stage Features

Featuring a simple yet dependable non-compensating downstream valve , an oversized purge button for easy operation, and a durable stainless steel faceplate, the TUSA S0011 is designed to perform reliably in demanding underwater conditions. The included white Miflex low-pressure hose offers outstanding flexibility, reducing jaw fatigue while improving hose routing and comfort throughout your dive.

Based on TUSA product information.

Colour	Black Yoke, White Yoke

TUSA RS609 Regulators

Colour	Black Yoke, White Yoke

TUSA SCA150 Pressure Gauge

Colour	Black

We dispatch orders five days a week, usually within 1–3 days. Standard mainland Australian shipping is $20. Click & Collect from our Hallam store is free once your order is ready.

Large or bulky gear: additional freight charges apply on top of standard shipping: large dive bags $30; long freediving fins $15; long spearguns $20. Scuba tank freight is shown at checkout.
Rural, remote & offshore: rural means anywhere outside metropolitan areas. Carrier availability and additional charges may apply, including for island and territory destinations. Our team will contact you if an extra freight quote is needed.

The available delivery rate for your order is shown at checkout.

Read our full shipping and delivery information →

We offer a 30-day exchange on most unused products within Australia when they are in saleable condition with their original packaging and accessories. Please contact us with your order number before returning an item. Change-of-mind refunds are not offered; this does not limit your rights for faulty products under Australian Consumer Law.

Read our full returns and exchanges policy →

FREE CLICK & COLLECT
Usually ready same day*

Select local pickup at checkout. We will email you when your order is ready. Please wait for your ready-to-collect confirmation before visiting, then bring your confirmation email and photo ID.

Collect from our Hallam store
Factory 4 / 56–60 Hallam South Rd
Hallam VIC 3803

*For items in stock at our Hallam store during opening hours, subject to order processing. Available-to-order and special-order items take longer. Collection is unavailable while the store is closed.

View collection details and opening hours →

Can I collect my order from the store?

Yes. Choose free local pickup at checkout and wait for your ready-to-collect email before visiting our Hallam store. Bring your confirmation and photo ID. See Click & Collect details.

How do I choose the right size?

Use the product's size chart where available and compare your measurements with the guide for that brand. Sizing varies between brands and products. If you are unsure, contact our team before ordering and we can help you choose.

How do I check availability?

Select your required options, such as colour and size, to see availability for that variation. If an item is marked “Available to order”, check the estimated dispatch information. Please contact us before ordering if you need gear by a particular date.

When will my order be dispatched?

Orders are usually dispatched within 1–3 days, subject to stock availability. Available-to-order and special-order products may take longer. Delivery time is separate from dispatch time and depends on your location and the carrier. Read our shipping information.

Can I exchange an item if it does not fit?

We offer a 30-day exchange policy on most unused products within Australia, subject to eligibility. Contact us with your order number before returning an item. Read the exchange conditions and next steps.

Can you help me choose the right gear?

Yes. Call 03 9702 3694 during store hours or email [email protected]. Tell us which product you are considering and how you plan to use it.

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