Trane RLY1678 Relay 321142-301 the overload has likely failed

the overload has likely failed or is tripped

For technicians requiring a high degree of accuracy and durability

This OEM York chiller part is designed to withstand the harsh environment of an oil-refrigerant mixture

Contractors trust this part for its consistent switching capabilities and compatibility with various industrial motor control systems

Trane RLY1678 Relay 321142-301 the overload has likely failedThe Trane RLY1678 Current Sensing Relay is an OEM electrical control used in compatible Trane HVAC equipment to monitor current flow and provide a switching signal when the monitored load reaches the relays operating threshold. The RLY1678 is identified as a 2 135A current sensing relay, with a sensing range extending up to 135 amps. This HVAC current sensing relay can be used in control applications where the system needs to detect current draw from