Description
MM500.4V – MM Series 4-Channel Marine Amplifier
125W x 4 @ 2Ω • IPX5 Rated • Installer-Friendly Marine Design
MM Series marine grade amplifiers by Memphis Audio are engineered to withstand water, salt, and harsh environmental conditions without sacrificing performance. The MM500.4V features a sealed chassis, conformal coated circuit boards, and waterproof connectors to ensure long-term reliability in marine and outdoor installations. Designed with installers in mind, this amplifier combines durability, flexibility, and clean power in a user-friendly package.
Overview
Built to Perform on the Water
The MM500.4V is designed for marine and powersports environments where moisture and vibration are unavoidable. Its IPX5-rated enclosure, sealed control panel, and waterproof quick-disconnect outputs protect critical components while delivering clean, consistent power. With four channels of amplification and bridgeable outputs, this amplifier supports a wide range of system designs from simple speaker upgrades to more advanced multi-speaker setups.
- Designed for marine, powersports, and outdoor use.
- Compact footprint with high output capability.
- Bridgeable channels for flexible system configuration.
Sealed construction and conformal coated boards protect against moisture and corrosion.
Installer Focused Design
Easy Setup, Clean Installation
Single-sided terminals, a removable power lug, and sealed removable signal connectors simplify installation and service. The sealed top-mounted control panel allows easy tuning access while maintaining protection from the elements.
- Removable power terminal.
- Sealed removable signal connectors.
- Top-mounted sealed controls.
Features
Advanced Protection & Tuning
| Amplifier Type | 4-Channel Marine Amplifier |
| RMS Power @ 4Ω | 80 W x 4 |
| RMS Power @ 2Ω | 125 W x 4 |
| Bridged Power @ 4Ω | 250 W x 2 |
| THD @ 4Ω | < 1% |
| Frequency Response | 10 Hz – 25 kHz |
| Input Range | 200 mV – 20 V |
| Dimensions (L × W × H) | 10.5 × 7.3 × 2 in |
| Recommended Amp Kit | 8GKIT |