provided by cwolfk from the Hififorum

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

Kenwood KAC-626

1 × 80 watts, channel 1 at 4 Ohm
2 × 63 watts, channel 1 + 2 at 4 Ohm
Current consumption 17,2A
efficiency 54,4%

1 × 142 watts, channel 1 + 2 bridged at 4 Ohm
Current consumption 25,8A
efficiency 40,7%

142 watts total power