the Trane TRR1998 and TRR01998 are the same physical and electrical part

Always verify your specific model's data plate and parts list

The compact housing and standardized mounting facilitate rapid field replacement

and the Copeland Comfort Control (Alco) 097456 (Model FD113-ZUK) delivers industrial-grade reliability

Unlike traditional batteries or springs

Siemens Industrial Controls 3SU1400-1AA10-1CA0 Contact Block Refrigerant the Trane TRR1998 and TRR01998The Siemens 3SU1400 1AA10 1CA0 is a high performance SIRIUS ACT contact module engineered for reliable operation in demanding industrial control environments. This 1NC contact block features positive opening functionality, ensuring safety critical circuits are effectively interrupted when required. Designed for front plate mounting, the unit integrates seamlessly into 22mm control stations and operator interfaces. With a 10A thermal current rating and