Description
Overview
The Spartan Valves OT1100 Thermostatic Actuator is a high-quality, self-contained actuator engineered for precise temperature-based flow control in hydronic heating and cooling systems. Designed to work in tandem with compatible valve bodies, this thermostatic actuator automatically modulates flow in response to ambient temperature changes — eliminating the need for external power or complex control wiring in many applications.
Key Features
- Thermostatic operation for automatic, self-regulating zone control
- Compatible with standard hydronic valve bodies for easy integration
- Reliable actuator mechanism designed for long service life
- Compact design suitable for residential and light commercial hydronic systems
- Reduces energy consumption by maintaining precise temperature set points
- Simple installation with no electrical connection required (thermostatic operation)
Applications
- Hydronic radiant floor heating systems
- Baseboard and panel radiator zone control
- Fan coil unit temperature regulation
- Residential and light commercial heating systems
Why Choose the Spartan Valves OT1100
Spartan Valves is a trusted name in hydronic control components. The OT1100 Thermostatic Actuator offers contractors and building owners a dependable, low-maintenance solution for zone-level temperature management. Its thermostatic design ensures consistent comfort while helping to optimize system efficiency and reduce operating costs over time.







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