Description
Schneider Electric (Barber Colman) VBS-9263-0-4-35 Zone Valve Overview
The Schneider Electric (Barber Colman) VBS-9263-0-4-35 is a 1/2-inch normally closed (NC) zone valve engineered for precision flow control in commercial and residential hydronic HVAC systems. Featuring a stainless steel body construction and a special flow (SPCLFLOW) configuration with a Cv rating of 0.75, this valve delivers dependable, repeatable performance in demanding building automation and hydronic zoning applications.
Key Features
- 1/2-inch pipe connection size for standard hydronic piping compatibility
- Normally Closed (NC) fail-safe operation — valve closes upon loss of power or signal
- Stainless steel body (SS BDY) for enhanced corrosion resistance and long service life
- Cv flow coefficient of 0.75 for accurate, low-flow special flow applications
- Special flow (SPCLFLOW) design optimized for precise hydronic system balancing
- Part of the trusted Barber Colman VBS series by Schneider Electric
Applications
- Hydronic heating and cooling zone control
- Fan coil unit (FCU) and air handling unit (AHU) water coil control
- Building automation and energy management systems
- Commercial and light industrial HVAC hydronic circuits
Product Specifications
- Brand: Schneider Electric (Barber Colman)
- Model / SKU: VBS-9263-0-4-35
- Pipe Size: 1/2 inch
- Valve Action: Normally Closed (NC)
- Body Material: Stainless Steel
- Cv Rating: 0.75
- Flow Configuration: Special Flow (SPCLFLOW)







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