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This total relief valve kit provides a direct factory solution for internal component failures
and Payne models including the FB4CNF018 and FZ4ANP024 series
Flexible Control Options: The SPDT switch configuration allows for simple conversion between low-pressure cut-out and high-pressure cut-in applications
Direct Cross-Reference: Engineered as the primary replacement for legacy part number 20510318
Schneider Electric (Viconics) VT8650U5000B Controller L99H008 This total relief valve kitThe Schneider Electric Viconics VT8650U5000B is a specialized Fan Coil Terminal Equipment Controller designed for sophisticated HVAC applications requiring precise humidity control and BACnet MS TP connectivity. Operating on an ARM Cortex architecture, this controller facilitates seamless integration into Building Management Systems (BMS). As a BACnet B ASC certified device, it supports configurable sequences of operation for 2 pipe or 4 pipe fan coil