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The Cleveland Controls AFS-405-121 is a professional-grade air pressure sensing switch specifically engineered for HVAC
ensuring long-term mechanical stability
this thermistor-based sensor monitors airstream temperatures to provide real-time feedback to the amplifier
it handles a standard operating range of 0 to 20 PSI and a maximum pressure of 30 PSI
as it includes the mounting bracket and linkage required for immediate installation
Conbraco Industries 18C-542-4-150 Valve Els PW 17895 The Cleveland Controls AFS-405-121 isThe Apollo 18C 542 4 150 is a high capacity bronze automatic temperature and pressure relief valve engineered for the protection of large scale commercial hot water heaters and storage tanks. This ASME Section IV certified valve features a substantial 6,050,000 BTU capacity, making it a critical safety component for high output hydronic systems. The unit is factory set at a 150 PSI relief pressure and a maximum temperature threshold of 210F. Built
