Aqualung

Aqualung i550C

A console computer with real-time gas time remaining and Bluetooth log downloads.

Open BLE sync (libdivecomputer)

Syncs wirelessly with third-party apps (Subsurface, Currents, etc.), not just the manufacturer app.

Aqualung i550C
$759
Released—
Max depth rating100m
AlgorithmBühlmann ZHL-16C-based PZ+ (Pelagic Z+)
Air integrationhose
Wireless—
DisplayLarge face screen with backlight
Batteryuser-replaceable
Digital compassNo
Gas typesair, nitrox
Gas switches—
CCR capableNo
Pros
  • Real-time Gas Time Remaining calculation for accurate gas management
  • Bluetooth data transfer to Aqualung's companion app
  • Altitude adjustable to 14,000ft, user-changeable CR2450 battery
Cons
  • Hose-mounted console, not wireless or watch-style
  • Monochrome display only
  • No built-in digital compass on the base unit

The i550C is Aqualung’s mid-range console computer, pairing a hose-mounted pressure gauge with real-time gas time remaining and Bluetooth log sync. It’s a step up from the entry-level i200C/i300C wrist computers without the price of a wireless air-integrated model.