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

Zapco Z300C2-SLX

1 × 108 watts, channel 1 at 4 Ohm
2 × 100 watts, channel 1 + 2 at 4 Ohm
Current consumption 23A
efficiency 64,4%

1 × 328 watts, channel 1 + 2 bridged at 4 Ohm
Current consumption 41,3A
efficiency 58,8%

1 × 468 watts, channel 1 + 2 bridged at 2 Ohm with 13,4V supply voltage
Current consumption 69,7A
efficiency 50,1%

468 watts total power