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

Witec WPA-X475

1 × 102 watts, channel 1 at 4 Ohm
2 × 96 watts, channel 1 + 2 at 4 Ohm
4 × 81 watts, channel 1 up to 4 at 4 Ohm
Current consumption 40,1A
efficiency 59,9%

1 × 272 watts, channel 1 + 2 bridged at 4 Ohm
2 × 219 watts, channel 1 + 2 and 3 + 4 bridged at 4 Ohm with 13,4V supply voltage
Current consumption 64,8A
efficiency 50,5%

438 watts total power