reliable solution for moisture control

or moisture buildup in the sensing lines

The "/U" suffix typically denotes "Universal" packaging in the Resideo catalog

This 2-stage relay typically provides an on-timing delay of 1 to 20 seconds and an off-timing delay of 40 to 110 seconds to protect heating elements

For outdoor or high-humidity areas

Johnson Controls T-4000-610 Adaptor reliable solution for moisture controlThe Johnson Controls T 4000 610 is a specialized pneumatic thermostat conversion kit engineered for field technicians upgrading legacy systems. This bakelite back adaptor is specifically designed to facilitate the transition of single temperature vertical instruments? such as the T 400 series thermostats and H 100 series humidistats? to modern T 4000 or H 4100 series infrastructure. By utilizing the existing bakelite housing, this kit streamlines the