I’d recommend an Inakustik Reference Power Station AC-3500P power filter.
Manufacturer’s Website: https://www.in-akustik.de/en/cables-and-accessories/power-supply/power-filter/reference-power-statio...
Some Forum Threads mentioning this product:
https://forum.audiogon.com/discussions/experience-with-inakustik-3500p-power-conditioner?highlight=I...
https://forum.audiogon.com/discussions/system-sounds-better-at-night
https://forum.audiogon.com/discussions/what-makes-a-20a-iec-rated-for-20-amps
Manufacturer’s Website: https://www.in-akustik.de/en/cables-and-accessories/power-supply/power-filter/reference-power-statio...
Some Forum Threads mentioning this product:
https://forum.audiogon.com/discussions/experience-with-inakustik-3500p-power-conditioner?highlight=I...
https://forum.audiogon.com/discussions/system-sounds-better-at-night
https://forum.audiogon.com/discussions/what-makes-a-20a-iec-rated-for-20-amps