Johnson Controls T-4002-9012 Pneumatic Thermostat 30067439-890 The Maxitrol R8110-2042 is a

The Maxitrol R8110-2042 is a heavy-duty black spring engineered for precise pressure regulation in high-demand gas systems

This 1/2" NPT lever-acting design regulator is specifically built for high-efficiency gas applications

This genuine Trane bearing is cross-compatible with several legacy part numbers

Maximum Internal Surface Area: The 16 cubic inch bead-packed desiccant core provides high water and acid capacity to prevent system acid burnout

Heavy-Duty Construction: Industrial-grade snap-acting switches and a rugged enclosure withstand the high-vibration environment of a mechanical room

Johnson Controls T-4002-9012 Pneumatic Thermostat 30067439-890 The Maxitrol R8110-2042 is aThe Johnson Controls T 4002 9012 is a high performance, single temperature pneumatic room thermostat designed for precision control in commercial HVAC systems. As a direct acting (DA) controller, this unit provides a proportional output air signal that increases as the space temperature rises, making it an essential component for modulating pneumatic valves and damper actuators in heating and cooling applications. Engineered for vertical mount