SMC (6540090) 815 Series Brass Check Valve ; 1/2" FNPT x 1/2" FNPT BUNA TDS Reduction1907 eliminating gaps that cause drips

eliminating gaps that cause drips and pressure loss during operation

Simple Strip-Based Testing

Model Number Clack R7016P-200K Manufacturer Clack Corporation Operating Principle Conductivity threshold monitoring with neon lamp indicator Normal Operation Lamp ON when conductivity is below threshold (good water quality) Alert Signal Lamp OFF when conductivity rises above threshold (poor water quality) Fail-Safe Design Lamp signals trouble during power failure or bulb burnout Isolation Power Pack Included

The F-45375L-6 works with residential reverse osmosis systems

but always confirm the valve has sealed properly before disconnecting the cartridge

SMC (6540090) 815 Series Brass Check Valve ; 1/2" FNPT x 1/2" FNPT BUNA TDS Reduction1907 eliminating gaps that cause dripsSMC 6540090 815 Series Brass Check Valve with BUNA Seal 1 2" FNPT threaded brass check valve prevents backflow in residential and commercial water filtration systems Brass Construction BUNA Seals 1 2" FNPT Ports 815 Series The SMC 815 Series brass check valve uses a BUNA elastomer seal to maintain one way flow in pressurized water lines. Threaded 1 2" female NPT ports on both inlet and outlet make installation straightforward in reverse osmosis