Key Benefits Dual-Action Protection: Provides simultaneous relief for both excessive pressure and high-temperature conditions in systems up to 105

This OEM replacement part functions as a fail-safe

For technicians diagnosing HVAC pressure switch failure

the HC98ZZ510 is built to withstand the high-torque start-ups and continuous thermal cycling typical of modern high-efficiency systems

A failed relay can prevent the capacitor from being dropped out of the circuit or prevent it from engaging entirely

Peco Controls TA155-046 Thermostat Els PW 17895 Key Benefits Dual-Action Protection: ProvidesThe Peco Controls TA155 046 is a professional grade electronic thermostat designed for 2 pipe and 4 pipe fan coil applications. This manual changeover thermostat provides reliable control for commercial HVAC systems, featuring a dedicated three speed fan switch (High, Medium, Low) and a system switch for Heat, Cool, and Off modes. Operating on 120 277 VAC, the TA155 046 ensures accurate temperature regulation across 0 to 50 degrees Celsius or 50 to 90