Belimo B349 Valve

Valve, Ball, 2", NPT, 46 Cv, 3 Way, A-port Equal Percentage Flow, B-port Modified for constant common port flow, Nickel Plated Forged Brass Body with Stainless Steel Ball and Stem for Chilled or Hot Water (250 F Maximum) Applications, up to 60% Glycol Solution

Belimo B349 3-Way Ball Valve – 2" NPT, 46 Cv, Nickel-Plated Forged Brass, Stainless Steel Trim | For Chilled & Hot Water Applications

Overview
The Belimo B349 3-Way Ball Valve is a premium-quality control valve engineered for precise fluid regulation in HVAC and hydronic systems. With a 2-inch NPT connection, 46 Cv flow capacity, and a nickel-plated forged brass body, this valve ensures exceptional performance, durability, and corrosion resistance. Designed for use with chilled or hot water applications (up to 250°F) and glycol solutions up to 60%, the B349 provides reliable and efficient flow control in demanding environments.

Product Features

• Brand: Belimo

• Model: B349

• Type: 3-Way Ball Valve

• Valve Size: 2" NPT (Female Threaded)

• Cv Value: 46

• Flow Characteristic:

  • A-port: Equal Percentage

  • B-port: Modified for Constant Common Port Flow

• Body Material: Nickel-Plated Forged Brass

• Trim Material: Stainless Steel Ball and Stem

• Fluid Compatibility: Chilled or Hot Water, up to 60% Glycol

• Temperature Range: Up to 250°F (121°C)

• Pressure Rating: 400 psi (Body Pressure)

• End Fitting: Internal Threaded Connection

• Pattern: 3-Way Mixing/Diverting

Product Description
The Belimo B349 Valve combines robust construction with precision flow control, making it an ideal choice for commercial and industrial HVAC systems. Its 3-way ball valve design allows smooth modulation of chilled or hot water flow while maintaining constant common port flow. Built with a nickel-plated forged brass body and stainless steel ball and stem, it provides excellent resistance to wear, corrosion, and high temperatures.

Engineered to handle glycol mixtures up to 60%, the Belimo B349 delivers reliable performance for hydronic heating and cooling systems. Whether used in mixing or diverting configurations, this valve ensures consistent, energy-efficient operation with minimal maintenance requirements.

Why Choose Belimo Valves?
Belimo is a global leader in HVAC control technology, known for producing high-quality valves and actuators that ensure efficiency, reliability, and precise control. Choosing genuine Belimo products like the B349 guarantees long-term performance and system compatibility.

Specifications

• Manufacturer: Belimo

• Model: B349

• Valve Type: 3-Way Ball Valve

• Connection Type: 2" NPT (Female)

• Cv: 46

• Flow Type: Equal Percentage (A-port), Constant Flow (B-port)

• Body Material: Nickel-Plated Forged Brass

• Trim: Stainless Steel Ball and Stem

• Pressure Rating: 400 psi

• Temperature Limit: 250°F

• Compatible Fluids: Chilled or Hot Water, up to 60% Glycol

Keywords: Belimo B349, Belimo Ball Valve, Belimo 3-Way Valve, 2” NPT Valve, HVAC Ball Valve, Belimo B349 46 Cv, Nickel-Plated Brass Valve, Stainless Steel Trim Valve, Chilled Water Valve, Hot Water Valve, Belimo Mixing Valve, Belimo Diverting Valve

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