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

Caliber CA 510 PRO

1 × 222 watts, channel 1 at 4 Ohm
2 × 210 watts, channel 1 + 2 at 4 Ohm
Current consumption 49,7A
efficiency 62,7%

1 × 576 watts, channel 1 + 2 bridged at 4 Ohm with 13,4V supply voltage
Current consumption 84,5A
efficiency 50,9%

576 watts total power