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Apeks EVX200 Second Stage Regulator
$549.00
Aqualung Helix Compact Pro Regulators
Price range: $860.00 through $960.00 inc. GST
The Aqualung Helix Compact Pro pairs a compact balanced-diaphragm first stage with a pneumatically balanced second stage. A dry chamber and Auto-Closure Device protect the first-stage internals, while the Comfo-bite mouthpiece and braided hose support comfort. Select the connection option that matches your cylinder valve.
Colour: Black / Silver
Frequently Bought Together
- Description
- Technical Specs
- Additional information
- Shipping
- Returns & Exchanges
- Click & Collect
- Frequently Asked Questions
Aqualung Helix Compact Pro scuba regulator
The Helix Compact Pro combines a small balanced-diaphragm first stage with a pneumatically balanced second stage. It offers a compact setup for divers who want straightforward hose routing and accessible breathing controls.
First-stage features
- Balanced-diaphragm design.
- Permanent dry chamber.
- Auto-Closure Device at the inlet.
- Two high-pressure ports and four medium-pressure ports.
Second-stage features
- Pneumatically balanced valve.
- Venturi control and inhalation adjustment.
- Comfo-bite mouthpiece.
- Heat exchanger and removable lip shield.
- Flexible braided hose.
Choose the available cylinder connection to match your valve. Follow Aqualung’s guidance for the supplied regulator’s operating conditions, gas compatibility and service schedule.
Technical Specs
| Brand | Aqualung |
|---|---|
| Main model / configuration | Aqualung Helix Compact Pro |
| Product type | Regulator |
| Regulator type | Primary Regulator |
| Regulator connection | Din, Yoke |
| First-stage design | Balanced diaphragm design |
| Second-stage design | Pneumatically balanced |
| High-pressure ports | 2 |
| Low / medium-pressure ports | 4 |
| Environmental sealing | Yes, permanent dry chamber |
| Cold-water suitability | Cold and warm water |
| Mouthpiece | Comfo-Bite |
| Venturi control | the in-line ergonomic Venturi knob lets you make precise adjustments, even while wearing gloves |
| Automatic inlet closure | Yes |
| Nitrox / oxygen compatibility | Yes, to 40% O2 when new, out of the box |
| First-stage materials | Chrome over marine brass |
| Hose length | 730 mm |
| Second-stage weight | 175 g |
| Heat exchanger | Standard on all models |
| Automatic inlet closure (catalogue) | ACD automatic inlet closure |
| Travel friendly | Compact travel design |
| First-stage flow rate | 1450 l/min |
| First-stage weight — DIN | 510 g |
| First-stage weight — yoke | 700 g |
| Second-stage weight — Supreme version | 178 g |
Second Stage
| Controls | Venturi switch |
|---|---|
| Breathing resistance | Preset |
| Lip shield | On Pro models only |
| Overall work of breathing (WOB) scores | Avg. 0.80 joules/litre |
- Pneumatically - Balanced Pneumatically balanced for smooth, easy breathing
- COVER OPENING CHANNELS - Wider opening allows water to pass sideways over the diaphragm, preventing freeflow in strong currents and reducing cracking effort.
- Hose - 32” Black Miflex hose for high durability and lightweight
First Stage
- A Permanent Dry Pressure Chamber protects internal parts from water or contaminant damage, providing extreme durability.
- Blue High-Pressure Seat
- Auto-Closure Device Prevents corrosive water out of the first stage inlet by automatically closing as the core is removed from the cylinder valve. This prevents internal lubrication from washing away and is safer for higher proportions of oxygen.
- Balanced Diaphragm A balanced diaphragm provides superior, consistent performance.
- Up to EAN 40 Compatible with up to EAN 40 right out of the box
Sources: Aqualung 2027 buyer’s guide; Current product information.
| First Stage | Yoke, Din |
|---|
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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