Suunto CB One 300

Compact, reliable, and made for every dive — the Suunto CB One 300 is a high-precision submersible pressure gauge (SPG) combo, engineered to serve as your essential backup instrument underwater.

Key Features

• Measures tank pressure up to 300 bar with high accuracy

• Clear, easy-to-read gauge display and durable dial

• Rugged build and materials for demanding dive environments

• Reliable hose and connection suitable for standard DIN/INT fitting

• Compact, low-profile design to reduce snag risk

Why Choose the CB One 300?
This gauge combo is ideal for divers who want a trusted, no-nonsense instrument to monitor tank pressure. It offers precision, durability, and compatibility — making it a dependable companion whether you're diving recreationally or as part of a technical setup.

Technical Highlights

• Max pressure: 300 bar

• High-visibility dial and scale

• Robust construction for saltwater, pressure, and environmental stress

• Designed to complement Suunto’s ecosystem of instruments