Trane TRR0825 Transformer Els PW 17895 meaning it can remain energized

meaning it can remain energized for extended periods without the coil overheating

Once the system pressure drops to the 190 PSI cut-in threshold

protecting the expansion valve and compressor from debris

you may only need to swap the inner bearing cartridge

It is not rated to handle backpressure conditions

Trane TRR0825 Transformer Els PW 17895 meaning it can remain energizedService your commercial or residential equipment with the Trane TRR0825, a heavy duty OEM HVAC transformer designed for critical voltage regulation. This 75VA control transformer features a 208 230V primary input and a 24V secondary output, providing the necessary current for thermostats, contactors, and control boards. Built to withstand the thermal demands of high cycle operation, the TRR0825 ensures stable power delivery without the voltage sag