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

Mac Audio Pulsar 1xl

1 × 388 watts, channel 1 at 4 Ohm
Current consumption 42,7A
efficiency 67,3%

1 × 571 watts, channel 1 at 2 Ohm
Current consumption 74,7A
efficiency 56,6%

1 × 654 watts, channel 1 at 1,33 Ohm with 13,3V supply voltage
Current consumption 95,7A
efficiency 51,4%

654 watts total power

measured with 200 Hz because of fixed preset low-pass filter