provided by Fabian aus dem Epicenter-Forum

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

Rockford Fosgate Power 551x

1 × 100 watts, channel 1 at 4 Ohm
2 × 95 watts, channel 1 + 2 at 4 Ohm
4 × 84 watts, channel 1 up to 4 at 4 Ohm
Current consumption 37,2A
efficiency 66,7%

1 × 299 watts, channel 1 + 2 bridged at 4 Ohm
2 × 246 watts, channel 1 + 2 and 3 + 4 bridged at 4 Ohm with 13,4V supply voltage
Current consumption 63,5A
efficiency 57,9%

492 watts total power