provided by WarlordXXL from the Hififorum

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

Hifonics Zeus ZXi6400 MKII

1 × 123 watts, channel 1 at 4 Ohm
2 × 118 watts, channel 1 + 2 at 4 Ohm
4 × 106 watts, channel 1 up to 4 at 4 Ohm
Current consumption 50,8A
efficiency 61,9%

1 × 357 watts, channel 1 + 2 bridged at 4 Ohm
2 × 296 watts, channel 1 + 2 and 3 + 4 bridged at 4 Ohm with 13,4V supply voltage
Current consumption 84,2A
efficiency 52,4%

592 watts total power