Keltech, Inc. Tankless Shower Heaters provide warm water intended to supply safety fixtures. The heaters uniquely perform in applications with low line pressure, while still accommodating ANSI standard flow rates. Standard units: activation flow ≥1.5 GPM. The durable components withstand higher pressures which result in longer service life, while ensuring the delivery of precise output temperature. Keltech's durable components withstand power abnormalities found in industrial environments and ensure tepid water standards are never exceeded (100°F) with it's three-tier anti-scald protection and hot water purge. SNA-Series units are also suited to applications with 3 Phase Delta 480V or 600V, 50/60 Hz. The heat exchanger features o-ring seals that out last typical gasket construction. 1-1/4" NPT female inlet and outlet connections. Keltech Tankless systems do not require the installation of an emergency thermostatic mixing valve.