Description
The Taco Comfort Solutions 5123-C2 is a thermostatic mixing valve engineered for reliable hot water temperature regulation in residential and light commercial hydronic heating systems. With a 3/4″ sweat (solder) connection and an operating temperature range of 85–150°F, this valve blends hot and cold water supplies to deliver a consistent, controlled outlet temperature — protecting occupants from scalding while maintaining system efficiency.
Taco’s thermostatic mixing valves are trusted throughout the industry for their durable construction, responsive temperature control, and ease of installation. The 5123-C2 is an ideal solution for domestic hot water delivery, radiant floor heating systems, and other hydronic applications where precise supply temperature management is critical.
Key Features
- Thermostatic mixing valve for precise hot water temperature control
- 3/4″ sweat (solder) connections for straightforward installation
- Operating temperature range: 85–150°F
- Blends hot and cold water to deliver a consistent, safe outlet temperature
- Suitable for residential and light commercial hydronic heating applications
- Protects against scalding and thermal shock
- Durable construction from Taco Comfort Solutions — a trusted name in hydronic systems
Applications
- Domestic hot water temperature control
- Radiant floor and panel heating systems
- Hydronic boiler system supply protection
- Combination heating and potable water systems
Specifications
- Brand: Taco Comfort Solutions
- Model / SKU: 5123-C2
- Connection Type: 3/4″ Sweat (Solder)
- Temperature Range: 85–150°F
- Valve Type: Thermostatic Mixing Valve







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