Description
Schneider Electric (Barber Colman) AV-352 Gear Train Actuator Valve Linkage
The Schneider Electric (Barber Colman) AV-352 is a precision-engineered gear train actuator valve linkage designed to mechanically couple actuators to VB-9xxx series control valves. Engineered for dependable performance in commercial and industrial HVAC hydronic systems, this linkage ensures accurate, repeatable valve positioning across a wide range of building automation and control applications.
Product Overview
The AV-352 serves as the critical mechanical interface between an actuator and the valve body, transmitting rotary or linear motion with minimal backlash. Designed specifically for use with 2½” through 6″ VB-9xxx series valves, this gear train linkage is a genuine Schneider Electric (formerly Barber Colman) replacement component, ensuring full compatibility and long service life.
Key Features
- Gear train design provides smooth, precise actuator-to-valve motion transfer
- Compatible with 2½” to 6″ VB-9xxx series control valves
- Genuine Schneider Electric (Barber Colman) OEM component
- Engineered for commercial and industrial HVAC hydronic applications
- Durable construction for long-term reliability in demanding environments
- Direct drop-in replacement for existing AV-352 linkage assemblies
Applications
- Commercial building HVAC hydronic heating and cooling systems
- Building automation and direct digital control (DDC) valve assemblies
- Chilled water, hot water, and steam valve actuation systems
- Retrofit and maintenance of existing VB-9xxx series valve installations
Compatibility
- Designed for use with Schneider Electric (Barber Colman) VB-9xxx series control valves
- Valve size range: 2½” – 6″







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