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

Hifonics Zeus ZXi6404

1 × 125 watts, channel 1 at 4 Ohm
2 × 120watts, channel 1 + 2 at 4 Ohm
4 × 108 watts, channel 1 up to 4 at 4 Ohm
Current consumption 51,1A
efficiency 62,7%

1 × 361 watts, channel 1 + 2 bridged at 4 Ohm
2 × 310 watts, channel 1 + 2 and 3 + 4 bridged at 4 Ohm with 13,4V supply voltage
Current consumption 87A
efficiency 53,1%

620 watts total power