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

Rockford Fosgate Power BD1000.1

1 × 716 watts, channel 1 at 4 Ohm
Current consumption 59,5A
efficiency 89,1%

1 × 1128 watts, channel 1 at 2 Ohm with 13,4V supply voltage
Current consumption 106,5A
efficiency 79,1%

1128 watts total power

measured up to the clipping limit at 100 Hz because of fixed preset low-pass filter