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

Witec WPA-X2200

1 × 245 watts, channel 1 at 4 Ohm
2 × 218 watts, channel 1 + 2 at 4 Ohm
Current consumption 49,5A
efficiency 65,1%

1 × 655 watts, channel 1 + 2 bridged at 4 Ohm with 13,4V supply voltage
Current consumption 84,6A
efficiency 57,8%

655 watts total power