TUSA RS609 Regulators
Original price was: $1,119.00.$1,029.00Current price is: $1,029.00. inc. GST
The TUSA RS609 pairs an R600 balanced-diaphragm first stage with the S0009 second stage. A stainless steel front cover, adjustable breathing resistance and Ortho-Conscious mouthpiece feature in this Japanese-made regulator assembly.
Frequently Bought Together
- Description
- Technical Specs
- Additional information
- Shipping
- Returns & Exchanges
- Click & Collect
- Frequently Asked Questions
TUSA RS609 Regulator
The RS609 combines the R600 balanced-diaphragm first stage with the S0009 second stage. Its stainless steel front cover and adjustable breathing-resistance control distinguish the second-stage design.
- Made in Japan.
- R600 first stage with two HP and four LP ports.
- S0009 second stage.
- Mirror-polished stainless steel front cover.
- Click Spring Adjustment for breathing resistance.
- Ortho-Conscious mouthpiece.
Choose the available colour and configuration. Confirm its suitability for your intended water temperature and diving conditions.
Technical Specs
| Brand | TUSA |
|---|---|
| Main model / configuration | TUSA RS609 (R600 / S0009) |
| Product type | Regulator |
| Regulator type | Primary Regulator |
| 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, according to catalogue chart |
| Mouthpiece | Ortho-Conscious Mouthpiece |
| Technical features | Intake-resistance deflector; enlarged purge button |
| Second-stage materials | Mirror-polished stainless steel face |
| Hose | Miflex flexible hose |
| Regulator set weight | 957 g (catalogue 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 |
- 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
Sources: TUSA 2026 catalogue; Current product information.
| Colour | Black Yoke, White Yoke |
|---|
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.
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.
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.
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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