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Top Pick Johnson Controls T-4002-203 Pneumatic Thermostat, Single Temperature, Heating And Cooling, 2 Pipe Now 40% Cheaper [l2mfQ35x]

$46.99 $150.99 -69%

Johnson Controls T-4002-203 Pneumatic Thermostat: Precision Comfort ControlUpgrade your home or commercial HVAC system with the Johnson Controls T-4002-203 Pneumatic Thermostat. This advanced thermostat is designed for both heating and cooling applic

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Johnson Controls T-4002-203 Pneumatic Thermostat: Precision Comfort Control

Upgrade your home or commercial HVAC system with the Johnson Controls T-4002-203 Pneumatic Thermostat. This advanced thermostat is designed for both heating and cooling applications, offering precise temperature control within a wide range of 55 to 85 degrees Fahrenheit. With its direct acting mechanism and bi-metal element type, this thermostat ensures optimal comfort and energy efficiency.
  • Direct acting action type for quick and accurate adjustments.
  • Bi-metal element type for accurate temperature sensing and rapid response.

Advanced Thermostat Features and Specifications

The Johnson Controls T-4002-203 Pneumatic Thermostat stands out with its robust features and specifications. It boasts a control air pressure range of 3 to 15 psi and a maximum air pressure of 25 psi, delivering consistent and reliable temperature regulation. The thermostat's 2 pipe design allows for separate heating and cooling systems, providing versatile control options. Additionally, its vertical mounting style ensures easy installation and accessibility. Key specifications include:
  • Control air pressure range: 3 to 15 psi.
  • Maximum air pressure: 25 psi.
  • Throttling range: 1 to 5 psi.
  • Air consumption: 20 scim.

Enhanced Comfort and Energy Efficiency for Your Home or Office

Choose the Johnson Controls T-4002-203 Pneumatic Thermostat for superior temperature control and enhanced energy efficiency. Whether you're managing a residential or commercial space, this thermostat delivers exceptional performance. Its unique combination of direct acting action, bi-metal element type, and 2 pipe design ensures unparalleled accuracy and versatility. Experience the benefits of precise temperature control and reduced energy consumption, creating a comfortable environment for you and your family or tenants.
  • Optimal comfort with precise temperature control.
  • Energy efficiency through reduced heating and cooling costs.

What Our Customers Say

December 28, 2025

Absolutely no complaints!

A very high-quality and a very, very useful item.

- Joanne R..

December 28, 2025

Absolutely no complaints!

It's a great product, and I'm very happy.

- Jamie Q..

December 28, 2025

Absolutely no complaints!

Excellent. I'm very, very, very happy with it.

- Gloria E..

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