Johnson Controls now offers a series of pneumatic-to-digital thermostats. The WT-4000 series converts older pneumatic room control HVAC construction systems and enables communication with newer ...

We've tested and reviewed products since 1936. Read CR's review of the Johnson Controls Affinity Source1 S1-THXU280 thermostat to find out if it's worth it.

For Johnson Controls, the LUX acquisition enhances its commitment to thermostats, a natural progression from the company that invented the first room thermostat more than 135 years ago.

Johnson Controls International plcJCI has acquired assets of Philadelphia-based Lux Products Corp. ("LUX") for an unspecified amount. With the.