Rockford Fosgate TM400X4ad Power Marine 400 Watt Class-ad 4-Channel Amplifier

High-Power Compact Amplifier The Rockford Fosgate TM400X4AD delivers an impressive 400 watts of total power in a compact housing measuring only 1.6” x 4.3” x 8.3”. Engineered with proprietary Constant Power technology, it produces up to 25% more power across all impedance loads, ensuring consistent, high-quality performance whether wired at 4 ohm, 2 ohm, or bridged. Marine-Ready Durability Designed for motorsport and marine applications, the TM400X4AD features Element Ready construction to resist dust, UV rays, and corrosion. Its conformal-coated circuit board, dual fan cooling system, and 3-stage thermal lock extrusion provide long-lasting reliability, even in the toughest environments on the water or trail. Advanced Features & Flexibility With both high-level and low-level inputs, this amplifier integrates seamlessly with factory or aftermarket systems. Onboard controls include a Punch EQ with +18dB boost at 45Hz, a 12dB/octave Butterworth crossover, and Rockford’s C.L.E.A.N. cli