provided by TimTaler from the Hififorum

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

Rockford Fosgate Punch 60ix DSM

1 × 87 watts, channel 1 at 4 Ohm
2 × 87 watts, channel 1 + 2 at 4 Ohm
Current consumption 18,8A
efficiency 68,9%

1 × 266 watts, channel 1 + 2 bridged at 4 Ohm
Current consumption 33A
efficiency 59,6%

1 × 348 watts, channel 1 + 2 bridged at 2 Ohm
Current consumption 52A
efficiency 49,6%

348 watts total power