provided by gisewhcs from the Hififorum

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

Crunch CR250 REV CC

1 × 156 watts, channel 1 at 4 Ohm
2 × 156 watts, channel 1 + 2 at 4 Ohm
Current consumption 37,8A
efficiency 61,2%

1 × 534 watts, channel 1 + 2 bridged at 4 Ohm
Current consumption 72,9A
efficiency 54,2%

534 watts total power