Quiet mode in an AC unit typically does not directly save electricity.
Quiet mode usually operates by reducing the fan speed, resulting in a quieter operation. However, this does not necessarily mean less energy consumption.
While a slower fan uses less electricity, the AC unit may need to run for longer periods to reach and maintain the desired temperature. This can offset any potential energy savings from the reduced fan speed.
Furthermore, some AC units may adjust other settings, such as compressor speed or refrigerant flow, in quiet mode. These adjustments can also impact energy consumption, potentially leading to increased electricity usage.
Ultimately, whether quiet mode saves electricity depends on the specific AC unit and its settings. To determine energy consumption, it's best to refer to the user manual or consult a qualified technician.