Alpine PDX-4100M 4-Channel Marine Audio Subwoofer Amplifier

The superb audio performance and outstanding durability of Alpine's new Marine product line is based on over 30 years experience in the car audio industry. Powerful and amazingly capable: The Alpine Marine PDX-4.100M Power Density 4 Channel Amplifier is a durable, reliable digital power station providing over 90% efficiency at all power levels – even with the engine off.

100W RMS x 4 @ 4 O (CEA-2006)
Marine Coating System
Salt/Fog (ASTM B117) Certified
UV (ASTM G154/D4329) Certified
4/3/2 Channel (bridgeable)
HP/LP crossover 30Hz-400Hz variable
"Quick connect" High Current speaker terminals

Orders are processed and shipped within one to two business days Monday through Friday 9:00 am – 5:00 PM. Your satisfaction is our primary goal! If for any reason you are not satisfied, we offer a 10 day money back guarantee from date of purchase for in-store pick-up orders and 15 day money back guarantee from date of purchase on shipped. Your satisfaction is our primary goal!