Marine amplifier MX280/4
In stock
Technical specifications
Technical specifications
| Amp Class | Classe D |
| Speaker Channels | 4 |
| Audio Output Power Rms | 280 W |
| Puissance totale de sortie (W) | 280 |
| Input voltage range | 12V |
| Max power consumption | 420 |
| IP rating | IPX7 |
| Weight | 1.34 kg |
| Amp Bridgeable | Oui |
| Subwoofer Output | Oui, via canaux pontés |
| Amplifier Type | Gamme complète |
| Color | Noir |
| Fuse Installation Distance | 45 |
| Fuse rating | 35 |
| Type de mise à la terre | Négatif |
| Minimum Ground Wire Gauge | 8 |
| Minimum Power Wire Gauge | 8 |
| Mounting type | Surface |
| Package contents | 1 amplificateur, 4 vis de montage en acier inoxydable, 1 fusible de rechange 35A, 1 manuel d'utilisation |
| Remote Turn On Voltage | 12 |
| IP rating | IPX7 |
| Wired input | RCA (Audio/Vidéo) |
Detailed description
Detailed description
The JL Audio MX280/4 marine amplifier is a complete four-channel audio solution designed for marine environments and motorized sports. This Class D amplifier delivers a continuous RMS power of 50 W x 4 at 4 ohms or 70 W x 4 at 2 ohms at 14.4 V. In bridged configuration, it provides 140 W RMS x 2 at 4 ohms at 14.4 V. At 12.5 V, the power is 36 W RMS x 4 at 4 ohms, 52 W RMS x 4 at 2 ohms, or 100 W RMS x 2 bridged at 4 ohms.
Design and Durability
Featuring JL Audio’s NexD™ high-speed switching technology, this amplifier ensures efficient power delivery without overloading the vehicle or vessel’s charging systems. Its compact die-cast aluminum chassis is built for high corrosion resistance. It carries an IPX7 waterproof rating, making it capable of withstanding immersion up to 1 meter for 30 minutes and powerful water jets. The construction includes a robust powder-coated finish, a sealed control cover, and stainless-steel hardware, ensuring enhanced durability in marine environments.
Advanced Audio Features
The MX280/4 offers a frequency response of 20 Hz to 20 kHz (+0, -1 dB) and a signal-to-noise ratio exceeding 89.5 dB. It includes independent front and rear crossovers configurable as full-range, high-pass, or low-pass filters with a 12 dB/octave slope and adjustable frequency from 35 to 300 Hz. The dual-range input section accepts RCA signal voltages from 250 mV to 4 V RMS (low) or 750 mV to 15 V RMS (high), allowing flexible integration with various audio sources. The amplifier can be configured in 4-channel, 3-channel, or 2-channel bridged modes, offering versatility for different sound system architectures.
Expert opinion
Expert opinion
« JL Audio MX280/4 : L'amplificateur marin compact et résistant »
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