The Tusa RS-609U Compact Diaphragm Regulator combines ultra-lightweight design with flexible performance for scuba diving. A balanced diaphragm first stage delivers steady airflow, and the efficient demand system supports easy, natural breathing underwater.
Designed for versatility, the RS-609U supports cold-water readiness and system upgrades. The EK-600 cold water kit is available for temperatures below 50°F/10°C, and a DIN-R600 conversion kit expands compatibility to 300 bar/4350 psi cylinders, preserving flexibility for different diving environments.
