Product Overview
The AC5 / Zen is a dependable workhorse regulator. The unbalanced piston AC5 first stage is simple to service and has Cressi's external IP adjustment, and the Zen second stage is light and forgiving for newer divers.
Key Features
Unbalanced piston AC5 first stage, simple and easy to maintain.
External intermediate-pressure adjustment.
Large rinse openings for effective post-dive rinsing.
Conical first-stage filter.
Zen second stage with thermoconductive polymer case and radial pressure openings.
Option to buy with a matching Zen octopus.
Technical Specifications
Brand: Cressi (Italy).
Warm-water certified to EN 250 A (above 10°C).
Fitting: INT (232 bar).
Shares a service kit with the AC2 and AC25.
What’s Included
1 AC5 first stage.
1 Zen second stage on hose.
Zen octopus included if you choose the "With Zen Octopus" set.
Compatibility & Options
Certified for water above 10°C.
A popular choice for clubs and first regulators.
Ordered in from Cressi Italy – usually 2–4 weeks.
Need Some Advice?
Contact us if you'd like help choosing, or to check delivery timescales. The Abyss Scuba School team can help you find the best fit for your diving.