SC 4.6 FL - 8 OHM SC 4.7 ND - 4 ohm SC 4.7 ND - 8 ohm SC 4.7 ND 4 OHM SC 4.7 ND 8 OHM SC 4.7ND 8048 SC 4.9 FL - 8 ohm SC 44.11 PRO4 115V SC 44.11 PRO4 230V SC 44.11 PRO4 24V