Peco Controls TB155-015 Thermostat R-407C or a complete loss of

or a complete loss of signal to the main control board

When you're dealing with a 4-ton system performance drop or hunting issues

Supports proper airflow and system efficiency

regardless of whether the fuel source is propane or natural gas

Peco Controls TB155-015 Thermostat R-407C or a complete loss ofThe Peco Controls TB155 015 is a professional grade fan coil thermostat engineered for high performance 2 pipe or 4 pipe HVAC systems. This TA155 series controller features Dual Output capability and Automatic Changeover, eliminating the need for manual seasonal adjustments in complex hydronic configurations. Designed for seamless integration into Shopify HVACR inventory for contractors, it utilizes a proportional integral (PI) control algorithm to