Description
The Dwyer TS-21 is a PTC (Positive Temperature Coefficient) temperature sensor engineered for accurate and reliable temperature measurement in a wide range of HVAC and building automation applications. Featuring a rugged stainless steel sheath for corrosion resistance and mechanical protection, paired with a 10-foot PVC-jacketed cable for flexible installation, the TS-21 is built to perform in demanding environments.
Key Features
- PTC sensing element provides stable, repeatable temperature readings
- Stainless steel sheath offers excellent corrosion resistance and durability
- 10-foot PVC cable allows for flexible routing and installation
- Suitable for use in HVAC systems, building automation, and hydronic applications
- Designed for compatibility with a wide range of controllers and building management systems
- Compact and easy-to-install design reduces installation time
Applications
- Air handling unit temperature sensing
- Duct and pipe temperature monitoring
- Building automation and energy management systems
- Hydronic heating and cooling systems
- Commercial and industrial HVAC controls
Product Specifications
- Brand: Dwyer Instruments
- Model: TS-21
- Sensor Type: PTC (Positive Temperature Coefficient)
- Sheath Material: Stainless Steel
- Cable Type: PVC
- Cable Length: 10 feet









