Description
Johnson Controls VG1845BG 3-Way Ball Valve Overview
The Johnson Controls VG1845BG is a 3/4″ NPT, 3-way ball valve engineered for precise hydronic and HVAC system flow control. Featuring an equal percentage flow characteristic and a 4.7 Cv flow coefficient, this valve delivers accurate, proportional control across a wide range of operating conditions — making it an ideal choice for heating and cooling coil applications, mixing, and diverting service.
Durable Construction
Built for long-term reliability in demanding commercial environments, the VG1845BG features a forged brass body that resists corrosion and withstands the rigors of hydronic systems. The stainless steel trim provides enhanced durability and resistance to wear, ensuring consistent performance over the life of the installation.
Key Features
- SKU: VG1845BG
- Valve Type: 3-Way Ball Valve
- Connection Size: 3/4″ NPT
- Flow Coefficient (Cv): 4.7
- Flow Characteristic: Equal Percentage
- Body Material: Forged Brass
- Trim Material: Stainless Steel
- Compatible with Johnson Controls actuators for automated control
Ideal Applications
- Commercial HVAC hydronic heating and cooling systems
- Fan coil units and air handling units
- Mixing and diverting service in water and glycol systems
- Building automation and temperature control loops
Why Choose the VG1845BG?
The equal percentage flow characteristic of the VG1845BG ensures smooth, stable control across the full valve stroke — reducing hunting and improving system efficiency. Paired with a compatible Johnson Controls actuator, this valve becomes a key component in a fully integrated, responsive HVAC control solution. The robust forged brass body and stainless steel trim make it suitable for a wide range of water and glycol-based hydronic applications.
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