NIB The Peco Controls TB158-100 Digital Thermostat SetBack 3 Speed Fan is a thermostat designed for controlling temperature settings in a variety of settings. With a focus on energy efficiency, this digital thermostat offers three-speed fan control capabilities for optimal climate regulation. This product is manufactured by Peco Controls, a reputable brand known for producing high-quality control devices. Perfect for automotive applications and other environments where precise temperature control is essential, this thermostat offers advanced features and reliable performance.