provided by WarlordXXL from the Hififorum

Rated power measured according to DIN 45500 up to 1% distortion factor in 13,5V

ESX Q475.1

1 × 576 watts, channel 1 at 4 Ohm
Current consumption 75,7A
efficiency 56,4%

1 × 1013 watts, channel 1 at 2 Ohm
Current consumption 156A
efficiency 48,1%

1013 watts total power