Lennox Y8848 Fan & Limit Control 3" Insert

The Lennox Y8848 Fan And Limit Control Insert serves HVAC systems through 3" insertion into furnaces air conditioners and heat pumps. The control system combines fan control and limit control functions into one small integrated unit. A fan control system functions in parallel with the blower motor to maintain appropriate HVAC system airflow. The control system ensures temperature consistency while improveing system performance together with better indoor air quality. A safety feature embedded into the system utilizes limit control to stop potential overheating conditions. The system monitors HVAC systems temperatures to trigger automatic equipment shutdowns when unsafe conditions develop protecting the equipment while securing occupant safety.