Aqua Lung Core stage 3 set, single contents gauge, i300 computer, Explorer reg bag

Aqua Lung Core Supreme Stage 3 Set

The new Core Supreme by Aqua Lung is a regulator that offers divers a mix of high-end technology at a pocket-friendly price.

Featuring a balanced first and second stage for optimal performance underwater and Aqua Lung’s patented Auto Closure Device on the first stage to avoid water ingress, the Core Supreme is a cold water regulator that stands out from the rest.

First Stage

Type : Balanced Diaphragm
Mechanism : T Shape
Material : Forged brass and multi-coating chrome
Removable crown : Yes – Stainless Steel
Flow rate at 200 b : 1450 l/min
Connection : DIN 300 B
Protector : Polyurethane
Weight in DIN : 510 g
Optimized MP & HP ports layout : Yes
HP ports: 2
MP ports : 4

Second Stage

Type: Balanced demand valve
Mechanism : Down stream poppet
Material : Silicone for mouthpiece, diaphragm and exhaust valve – ABSPC for box bottom – Polyurethane for purge cover
Cold water : Yes for Supreme version only
Venturi adjustment : Yes
Cracking effort : 3,3 to 4,3 mbar
Weight : Core Supreme 178 g
Hose length : 730 mm


– The Core Octopus is pneumatically-balanced. This results in smooth, easy breathing
– The easy-to-grip venturi lever prevents unwanted freeflow at the surface while giving a performance boost at depth
– A heat exchanger (patented) which surrounds the valve mechanism, dissipates the cold caused by gas expansion while drawing in the warmth of the ambient water
– Includes 39” yellow hose and yellow front cover


The i300’s uncomplicated, effortless approach and rugged design defines its place in the dive world.

Its effortless approach and versatility give you the ability to dive right in. It exceeds expectations—with many features such as its easy-to-use interface, flexible operating modes, built-in backlight and user-changeable battery with data retention. The i300 carries all of these features with a ruggedness that you can count on. And with effortless design, such as a water-activated on switch, it gets you right in the water and descending to your next adventure.

Learn more about Aqua Lung Instrumentation

4 operating modes: Air, Nitrox, Gauge (with run timer), and Free Dive (tracks calculations to allow switching between DIVE and Free on the same day)
User changeable battery and data retention. Maintains settings and calculations between battery changes
Backlighting. For easy reading in low light
Other Main Features

Audible alarms and additional high-visibility LED warning light for additional safety
User-updatable software gives access to the latest features and upgrade (must purchase optional download cable)
Pre-Dive planning feature allows a preview of your next dive
Water-activated on switch, to give a no-worries start to the dive
Single button access to last dive display (max depth and bottom time)
History Mode includes total number of dives, max depth, total dive hours, and lowest temperature
Nitrox mix to 50% O2
Optional deep stop with countdown timer
Salt or fresh water dive selection
Automatic altitude adjustment ensures an accurate profile
Simple to use with DiverLog software on the Mac or PC platforms, which allows control of all your dive computer settings, view Log and Profile data, add location, notes and other details, as well as store and share photos & videos. DiverLog must be purchased separately at

Colour options: Black/Grey, Black/Blue
Download cable
Wrist Mount
2 gauge console
3 gauge console
Included in the Box

Digital Instruction Manual
Safety reference information
DiverLog brochure
Quick Reference card
Lens Protector
Battery Compartment Opening tool