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

ZAR3

1 × 150 watts, channel 1 at 4 Ohm
2 × 129 watts, channel 1 + 2 at 4 Ohm
Current consumption 29,1A
efficiency 65,6%

1 × 392 watts, channel 1 + 2 bridged at 4 Ohm
Current consumption 49,4A
efficiency 58,8%

392 watts total power