021-402

The Module Low Limit Relay is a vital electrical safety component designed for HVAC and industrial climate control systems. This precision-engineered relay acts as a safeguard, monitoring system conditions to prevent equipment damage caused by operating below safe temperature or pressure thresholds. Commonly used for freeze protection and system regulation, this low-limit module ensures that the circuit is interrupted when critical levels are reached, protecting compressors, heat exchangers, and other expensive components. If your heating or cooling system is failing to cycle correctly or requires a replacement safety switch, this reliable relay module is essential for restoring optimal performance and maintaining long-term operational safety.
Type: Electrical Relay / Safety Control Module
Size: Standard modular component
Application: Used in commercial and residential HVAC units, air conditioning systems, and heat pumps for low-temperature safety monitoring and circuit protection.
Specifications: Low-limit sensing capabilities, integrated relay switching, compatible with standard HVAC control voltage circuits, modular housing for secure installation.