Description
The Johnson Controls D-3153-4 is a heavy-duty pneumatic damper actuator engineered for precise damper positioning in commercial HVAC and building automation systems. Built around a large 15-inch diaphragm and a die cast aluminum body, this actuator delivers reliable, repeatable performance in demanding air-handling applications.
Key Features
- 8–13 PSI spring range for accurate, proportional damper control
- 3-inch stroke provides broad damper travel and precise positioning
- 15-inch diaphragm delivers high force output for large or heavy damper assemblies
- Die cast aluminum body for durability and corrosion resistance
- Includes D-9502 positioner for enhanced accuracy and repeatability
- Includes auxiliary mounting bracket for flexible installation configurations
- 0–20 PSIG control air pressure range for compatibility with standard pneumatic control systems
- 1/8-inch NPT straight barbed fitting air connection for easy pneumatic line hookup
Specifications
- Model: D-3153-4
- Brand: Johnson Controls
- Spring Range: 8–13 PSI
- Stroke: 3 inches
- Diaphragm Size: 15 inches
- Control Air Pressure: 0–20 PSIG
- Air Connection: 1/8″ NPT Straight Barbed Fitting
- Body Material: Die Cast Aluminum
- Included Accessories: D-9502 Positioner, Auxiliary Mounting Bracket
Application
The D-3153-4 is ideal for use in variable air volume (VAV) systems, air handling units, and other commercial HVAC applications requiring dependable pneumatic damper actuation. The included D-9502 positioner ensures the actuator responds accurately to control signals, making it well-suited for systems where tight airflow regulation is critical. The auxiliary mounting bracket simplifies installation across a variety of damper linkage configurations.
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