Diving regulator AC2 / Compact & Octopus XS – Kit Scuba
This scuba diving regulator kit, consisting of the AC2 Compact regulator and Octopus XS/XS2 backup regulator, is proudly designed and manufactured in Italy by Cressi — a pioneering brand in diving, snorkeling, and swimming equipment since 1946. Tailored for beginners, travelers, and dive centers alike, the kit balances affordability, simplicity, and reliable performance, making it ideal for both recreational diving and intensive rental use.
Core Advantages of the Kit
- Compact & Portable: Lightweight design (AC2 Compact total weight: 923 g / 32.6 oz) for easy transportation, ideal for traveling divers.
- Durable & Low-Maintenance: Robust construction with corrosion-resistant materials and easy-to-access adjustment systems, reducing maintenance costs and downtime.
- Reliable Performance: Optimized air delivery systems, including anti-friction components and Venturi effect adjustment, ensure stable airflow in various diving conditions.
- Cost-Effective: High-performance at an affordable price point, favored by dive centers and professional companies for its rentability and long-term value.
- Certified Safety: Complies with EN 250/2014 A standard (for use above 10°C), meeting international safety requirements for scuba diving equipment.
AC2 Compact Regulator Details
The AC2 Compact primary regulator combines a piston first stage with a compact single-hull second stage, engineered for simplicity and durability. It comes with 1 HP and 4 LP ports to support various diving accessories.
1st Stage Technical Specifications
- Design: Unbalanced piston
- Ports: 1 HP (7/16 UNF), 4 LP (3/8 UNF)
- Service Pressure: 300 bar (4350 psi) DIN version; 232 bar (3365 psi) Yoke version
- Calibration Pressure: 9.5-10 bar
- Construction: Brass body with electroless nickel plating; AISI 316 long-lasting piston; stainless steel spring
- Filter: High-capacity conical filter (electroless nickel plated) to prevent tank particle infiltration
- Adjustment: Easy external direct IP adjustment system (operated with a common hexagonal key)
- Flow Rate: 2100 L/min
- Weight: 635 g (Yoke version); 495 g (DIN version)
2nd Stage Technical Specifications
- Design: Downstream system; asymmetrical frontal cover drilling
- Key Features: Adjustable Venturi effect; patented antifriction lever; big purge button; anti-scratch surface
- Air Delivery: Calibrated inhalation mechanism for abundant airflow without relying on the Venturi effect; water flow-driven diaphragm retraction ensures precise lever operation in all conditions
- Maintenance: Bayonet-type cap holder with security lock; removable exhaust tee (no tools required)
- Weight: 135 g (without hose); jacketed hose (lightweight & flexible) weighs 153 g
Octopus XS/XS2 Backup Regulator
The Octopus XS and XS2 are high-value backup regulators. Boasting a traditional-sized 2nd stage body made of technopolymers, they feature a straightforward yet highly reliable downstream delivery system with an adjustable side valve, suitable for all diving types.
Core Features
- Performance Enhancement: Injection duct channels pilot air to the nozzle for improved airflow
- Venturi Adjustment: Flow diverter with dive/pre-dive function (- position for pre-dive/water entry; + position for maximum performance)
- Practical Design: Simple structure, low maintenance costs, and excellent durability make it a top choice for dive schools and rental centers.
- Universal Suitability: Ideal for any diver seeking cost-effective reliability, from beginners to experienced divers




Contact Us
WhatsApp: +86 17279201836 Jame Dai
E-mail: wonderfulsp.dg@gmail.com
Factory: Dongguan Wonderful Sporting Goods Co., Limited
Office address: 804 Goldman Science and Technology Building, Nancheng Street, Dongguan City, Guangdong Province, China

