The TL8100 Hydronic Thermostat offers the energy savings of a programmable control for a wide variety of applications.  It can be used to control 2-way zone valves, 3-way zone valves, or circulator pumps in both line volt and low volt applications. It also offers special protection modes to prevent system seizures. Easy to install, the TL8100 is exactly what you need to provide your hydronic heating system with cost-efficient programmable control.

Standard Features

• Convenient armchair programming
• Controls a single low volt circulator relay, line volt circulator or low or line volt zone valve
• Features pump protection to prevent seizures
• Also controls millivolt systems, gas, oil and some electric heating or forced air systems