Siemens Building Technology 599-03149 Valve

This item is not eligible for free shipping.

Valve, Globe, 3 Way Mixing, 1", NPT, 10 Cv Bronze Body with Stainless Steel Trim

Siemens Building Technology 599-03149 Flowrite 3-Way Mixing Valve – 1" NPT, 10 Cv, Bronze Body, SS Trim

The Siemens Building Technology 599-03149 Flowrite® 3-Way Mixing Valve is a high-performance globe valve designed for precise fluid control in HVAC hydronic systems. Engineered to operate with both pneumatic and electronic actuators, this valve delivers reliable mixing and modulation for heating and cooling applications where accuracy, durability, and efficiency are critical.

Featuring a 1" (25 mm) NPT internal thread connection, 10 Cv flow capacity, and a rugged UNS CA 844 bronze body with stainless steel trim, the 599-03149 valve provides excellent corrosion resistance and long service life. Its ANSI Class 250 pressure rating and Class IV leakage performance ensure dependable operation in demanding commercial and industrial environments.

The stroke-globe design with a 3-way mixing port configuration allows smooth, stable flow control over a wide operating range. Designed for use with water or water/glycol (anti-freeze) mixtures, this valve is ideal for boilers, chillers, air handlers, and other hydronic HVAC equipment.

Key Features & Benefits

• Manufacturer: Siemens Building Technology

• Series: Flowrite® 599

• Part Number: 599-03149

• Valve Type: Globe Valve

• Port Configuration: 3-Way Mixing

• Line Size: 1" (DN 25)

• End Connections: Internal Thread x Internal Thread (NPT)

• Flow Capacity (Cv): 10

• Pressure Rating: ANSI Class 250

• Leakage Rate: Class IV (0.01% of Cv)

• Rangeability: >100:1

• Stroke: 3/4 in (20 mm)

Construction & Materials

• Valve Body: UNS CA 844 Bronze

• Trim: Stainless Steel

• Stem: Stainless Steel (ASTM A582 Type 303)

• Seat: Single seat, metal-to-metal

• Packing: EPDM O-ring

• Bonnet: Direct-coupled universal bonnet

Operating Conditions

• Media: Water, water with anti-freeze

• Medium Temperature Range: 20°F to 250°F

Dimensions

• Overall Dimensions (W x H x D): 3.94 x 6.18 x 1.57 in

The Siemens 599-03149 Flowrite 3-Way Mixing Valve is an OEM-grade solution for precise hydronic flow control, offering superior performance, long-term reliability, and seamless compatibility with Siemens actuators in commercial HVAC systems.