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The first stage regulator is the critical starting point of your underwater life support, attaching directly to your scuba cylinder valve. Its primary function is to take the high pressure from your tank and reduce it to a stable, intermediate pressure that is then delivered to your second stages (what you breathe from) and inflator hoses.
Choosing a first stage involves understanding a few key design aspects that influence how it operates:
Our selection includes a wide array of first stage regulators from leading dive equipment manufacturers, featuring these different design technologies and port arrangements. This allows you to find a first stage that aligns with your type of diving, the environments you explore, and your overall equipment configuration.
Select the foundation of your air delivery system. Explore our collection of First Stage Regulators today!