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

Ground Zero GZCA 12K-SPL

1 × 1800 watts, channel 1 at 8 Ohm with 13,2V supply voltage
Current consumption 153A
efficiency 89,1%

1 × 3249 watts, channel 1 at 4 Ohm with 13,1V supply voltage
Current consumption 290A
efficiency 85,5%

Measured up to the clipping limit at 100 Hz

Measurement for 2 ohm operation will follow