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consider adding an external 3-amp inline fuse on the secondary side
Optimized Combustion: Specifically calibrated for LP gas conversion
The "UL" designation in this model indicates the inclusion of an indicator light and/or a check button
including many TCX and residential split systems
Siemens Building Technology 243-0018 Signal Selector consider adding an external 3-ampThe Siemens Building Technology 243 0018 Signal Selector is a high performance, dual input pneumatic logic device designed to compare two proportional air signals and transmit the higher value to downstream controllers or final control elements. As the direct replacement for RCC 1108, this highest pressure signal selector is essential for optimizing pneumatic control systems that require precise demand based logic, such as multi zone cooling