Rockford Fosgate M2-300X4 Marine 300-Watt 4-Channel Amplifier

Compact Marine 4-Channel Power

The M2-300X4 is a full-range 4-channel Element Ready marine amplifier delivering 300 Watts RMS. Its compact 1.9" x 6.8" x 10.1" design fits easily into marine installations while providing clean, full-range sound for boats, motorcycles, or motorsport vehicles.

Efficient Class D Technology

This amplifier features Class D circuitry, maximizing efficiency and reducing electrical demand. Power output includes 50W x 4 @ 4Ω, 75W x 4 @ 2Ω, or 150W x 2 @ 4Ω bridged/mono, giving flexibility for multiple speaker setups while preserving energy.

Built for Harsh Marine Environments

With UV-resistant protection, conformal-coated circuit boards, stainless steel hardware, and marine-grade terminal connections, the M2-300X4 is designed to withstand water, salt, UV exposure, and vibration. C.L.E.A.N. circuitry and P.O.W.E.R. Supply technology deliver adjustable gain and dynamic output.

Key Highlights:

• Rockford Fosgate M2-300X4 4-channel marine amplifier

• 300 Watts RMS full-range output

• Class D technology for energy efficiency

• RMS Power: 50W x 4 @ 4Ω, 75W x 4 @ 2Ω, 150W x 2 @ 4Ω bridged/mono

• Compact dimensions: 1.9" x 6.8" x 10.1"

• Element Ready design for marine use

• UV-resistant coating and corrosion protection

• Conformal-coated circuit boards for durability

• Stainless steel mounting hardware and marine-grade terminals

• C.L.E.A.N. circuitry for precise gain adjustment

• P.O.W.E.R. Supply delivers increased output as voltage rises

• Full 2-year warranty when purchased from authorized resellers

Package Contains:

• (1) Rockford Fosgate M2-300X4 4-channel marine amplifier

• Stainless steel mounting hardware

• Marine-grade terminal connections

• User manual/documentation

• Original packaging