Nordyne 626224R Double Stack Limit Control

The Nordyne 626224R Double Stack Limit Control is a safety device intended to keep HVAC systems from overheating. It works by measuring temperatures in two unique locations across the system. If either temperature exceeds a predetermined level, the control will shut down the device to avoid further harm. Dual-point monitoring enhances safety over single-point controls. The Nordyne 626224R is widely used in furnaces, boilers, and other heating systems. By ensuring safe operation, it increases the longevity and efficiency of the HVAC system while also protecting against potential threats.