Description
The Marley Engineered Products 4520-2059-000 Auto Limit Switch monitors temperature changes within heating equipment to support controlled system operation. This switch opens or closes the electrical circuit when specific temperature limits are reached, helping regulate equipment cycles. It operates through a heat-responsive mechanism that reacts automatically as temperatures rise or decrease. The switch is mounted on compatible heating assemblies in HVAC systems to provide temperature-based circuit control. It has a 160-230F temperature range and is used during maintenance or replacement of related control components.
