Description
The Titus HVAC D21-TS is a relay designed to interface with thermistor-based thermostat signals in Titus HVAC terminal unit applications. It serves as a critical control link between the thermostat signal and downstream HVAC equipment, enabling accurate, responsive switching for reliable comfort control.
Product Overview
Designed for use with Titus HVAC systems, the D21-TS relay accepts thermistor thermostat (Tstat) signals and converts them into reliable relay output actions. This makes it an essential component for maintaining proper control sequencing in VAV boxes, fan coil units, and other terminal unit configurations where thermistor-based sensing is employed.
Key Features
- Thermistor thermostat (Tstat) signal input compatibility
- Relay output for downstream HVAC equipment control
- Designed for integration with Titus HVAC terminal units
- Supports accurate temperature-based switching and control sequencing
- OEM-quality component for dependable, long-term performance
- Compact design for easy installation within control panels or terminal unit enclosures
Applications
- Titus HVAC VAV (Variable Air Volume) boxes
- Fan coil unit control systems
- Terminal unit thermostat signal relay applications
- Commercial HVAC control panels requiring thermistor signal interfacing
Why Choose the Titus HVAC D21-TS?
As an OEM Titus component, the D21-TS ensures full compatibility with Titus HVAC systems, eliminating guesswork during installation or replacement. Its purpose-built design for thermistor thermostat signal relay functions means you get a direct, reliable solution without the need for field modifications or workarounds.







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