Description
Overview
The Johnson Controls A-4000-632 is a replacement charcoal filter element designed to deliver clean, contaminant-free air in pneumatic control systems. Rated at 10 SCFM (Standard Cubic Feet per Minute), this filter element effectively adsorbs oil vapors, odors, and airborne impurities that can degrade pneumatic instrument performance and shorten the service life of downstream components. It is an ideal maintenance replacement part for building automation and HVAC pneumatic air supply systems.
Key Features
- Charcoal (activated carbon) filter media for superior adsorption of oil vapors, odors, and contaminants
- Rated flow capacity of 10 SCFM for reliable performance in pneumatic control applications
- Direct OEM replacement element from Johnson Controls for assured compatibility
- Helps protect pneumatic actuators, controllers, and instruments from contamination-related damage
- Supports consistent, accurate pneumatic signal transmission in building automation systems
- Easy drop-in replacement to minimize system downtime during maintenance
Application
The A-4000-632 charcoal filter element is suited for use in pneumatic HVAC control systems where clean, dry, oil-free instrument air is essential. Regular replacement of the charcoal element helps maintain system efficiency, protects sensitive pneumatic components, and ensures accurate control of dampers, valves, and actuators throughout the building.
Product Specifications
- Brand: Johnson Controls
- Part Number / SKU: A-4000-632
- Filter Media: Activated Charcoal (Carbon)
- Flow Rating: 10 SCFM
- Application: Pneumatic Control Air Systems
- Type: Replacement Filter Element







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