Description
The Johnson Controls D-3246-1 is a heavy-duty pneumatic damper actuator engineered for precise damper positioning in commercial HVAC and building automation systems. Featuring a swivel-mount design with an included bracket, clevis, and crankarm, this actuator delivers reliable, repeatable performance in demanding air-handling applications.
Key Features
- Swivel-mounted configuration with bracket, clevis, and crankarm included for flexible installation
- 8–13 PSI spring range for accurate, proportional damper control
- 6″ stroke for broad damper travel coverage
- 23.4″ diaphragm for consistent force delivery across the full stroke
- 25 PSI maximum control air pressure for safe, reliable operation
- 1/8″ NPT barbed fitting for straightforward pneumatic tubing connection
- 2 SCIM maximum air consumption for efficient pneumatic system use
- Die-cast aluminum construction for durability and reduced weight
Product Specifications
- SKU: D-3246-1
- Brand: Johnson Controls
- Actuator Type: Pneumatic Diaphragm
- Mounting Style: Swivel Mount
- Spring Range: 8–13 PSI
- Stroke: 6″
- Diaphragm Size: 23.4″
- Maximum Control Air Pressure: 25 PSI
- Air Connection: 1/8″ NPT Barbed Fitting
- Maximum Air Consumption: 2 SCIM
- Body Material: Die-Cast Aluminum
- Included Hardware: Bracket, Clevis, and Crankarm
Applications
- Commercial air handling units (AHUs)
- Variable air volume (VAV) systems
- Economizer and outdoor air damper control
- Building automation and pneumatic control systems
- Retrofit and new-construction HVAC installations







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