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including large-tonnage water-cooled chillers like the RTWA series
Designed for high-pressure environments
With a maximum working pressure of 680 PSI
As a veteran-preferred HVAC boiler part
Maxitrol TD121 Temperature Selector 30067439-890 including large-tonnage water-cooled chillers likeThe Maxitrol TD121 Temperature Selector is a critical control component designed for Selectra Series 21 and 31 electronic gas modulation systems. Specifically engineered for make up air heating and indirect fired units with atmospheric burners, this remote selector provides precise setpoint management within a 55 90 degrees F range. Unlike standard thermostats, the TD121 functions as a remote setpoint adjuster, communicating directly with the A1010 or
US$ 51.95
US$ 149.00
US$ 70.80
