Siemens Building Technology 192-840W Retrostat Kit 321142-301 Always handle the part by

Always handle the part by the ceramic base

but never inverted below the valve body

secured by the included locknut

Broad Compatibility: An OEM-spec Daikin-McQuay 910198405 replacement that fits various commercial heat pump configurations

Siemens Building Technology 192-840W Retrostat Kit 321142-301 Always handle the part byUpgrading pneumatic control systems requires reliable hardware that bridges the gap between legacy installations and modern efficiency. The Siemens Building Technology 192 840W Retrostat Kit provides everything needed to convert a variety of existing pneumatic room thermostats into a high performance Powers Powerstar TH 192 device. This direct acting unit is engineered for two pipe configurations and features a clean white cover to suit professional