T-4002-2123 Johnson Controls Cover

Overview

The Johnson Controls T-4002-2123 is a premium nickel-plated metal cover assembly designed for the T-4000 Series pneumatic room thermostats. This horizontal-mount cover provides a durable and aesthetically pleasing protective housing for temperature control instruments in commercial and industrial HVAC environments. It is specifically engineered to secure internal components while allowing for easy monitoring through an integrated thermometer window and setpoint access.

Features

• Durable nickel-plated brass construction for enhanced protection and longevity
• Horizontal mounting orientation compatible with standard T-4000 series installations
• Integrated thermometer for real-time temperature monitoring in both Fahrenheit and Celsius
• Single setpoint window for convenient access to temperature adjustments
• Includes a faceplate and all necessary mounting hardware for immediate installation
• Complements professional HVAC setups with a high-quality metallic finish

Specifications

• Brand: Johnson Controls
• Model Number: T-4002-2123
• Material: Nickel-plated brass
• Mounting: Horizontal
• Display: 1 setpoint window and 1 thermometer window
• Dimensions: Approximately 2.1 in. H x 3.1 in. W x 1.8 in. D
• Weight: 0.20 lbs
• Compatibility: T-4000 Series pneumatic thermostats (excluding T-4100 and T-4600 models)

Applications

• Commercial and institutional HVAC systems requiring rugged thermostat protection
• High-traffic areas where durable metal covers are preferred over plastic alternatives
• Professional office buildings, schools, and hospitals utilizing pneumatic temperature control
• Retrofit or replacement projects for existing T-4000 series horizontal thermostat installations