Siemens Building Technology RDB160BNU Stat 326058-757 this brass relief valve is

this brass relief valve is factory-set at 50 PSI to prevent over-pressurization in boilers and storage tanks

Durability: Constructed with high-grade brass and stainless steel components to withstand the high pressures of R410A systems

Universal SPDT Switch Logic: Supports both heating and cooling modes

Advanced Diagnostics: Features integrated LED indicators to assist technicians with rapid error code identification in the field

Standardized Fit: Uniform 4L section dimensions ensure compatibility with all standard 1/2-inch industrial pulleys and sheaves

Siemens Building Technology RDB160BNU Stat 326058-757 this brass relief valve isThe Siemens Building Technology RDB160BNU is a high performance fan coil unit room thermostat engineered for seamless integration into large scale building automation systems. Designed for commercial HVAC applications, this BACnet MS TP communicating thermostat provides precise control over 2 pipe, 2 pipe with electric heater, and 4 pipe fan coil configurations. Operating on a standard AC 24 V power supply, it eliminates the need for complex power