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

Carpower Vortex-2/400

1 × 206 watts, channel 1 at 4 Ohm
2 × 193 watts, channel 1 + 2 at 4 Ohm
Current consumption 40,3A
efficiency 71%

1 × 645 watts, channel 1 + 2 bridged at 4 Ohm
Current consumption 74,6A
efficiency 64,1%

645 watts total power