OEM Integration Made Simple. Mini in size, Maximum in Power and Compatibility.
The ZXM400.4ISO Plug & Play mini amp is the perfect solution for upgrading OEM audio without needing the more advanced ZDA DSP amplifier. Designed from the ground up for true plug & play installation, this ISO mini amp connects seamlessly via our complete ecosystem of plug & play harnesses, allowing you to upgrade over 2,000 vehicles without cutting, splicing, or modifying factory wiring.
Despite its ultra-compact size, the ZXM400.4ISO delivers clean, efficient, and powerful Class-D amplification suitable for both OEM and aftermarket systems. Engineered for direct integration, it’s the ideal choice for drivers who want better sound quickly and reliably.
Why Choose the ZXM400.4ISO?
- 100% Plug & Play – Designed to work directly with our complete plug & play harness range.
- OEM-Ready ISO Design – Perfect for factory audio upgrades with no coding or complexity.
- Compact & Powerful – Mini chassis, big performance.
- Simple Installation – No cutting, no complications, connect and enjoy.
Features at a Glance
- Class-D efficiency and clean output
- Short circuit / thermal/high-low voltage protection
- Excellent signal-to-noise ratio & FM noise rejection
- LED status indicator
- Surface-mount technology for reliability
- Ultra-small footprint for easy mounting
- Auto-start with high-level input
- Fully adjustable high-pass & low-pass filters
Specifications
- Class-D 4-Channel Mini Amplifier
- Power (MAX): 800W
- RMS Power:
- 100W x 4 @ 2Ω
- 60W x 4 @ 4Ω
- 220W x 2 @ 4Ω bridged
- Frequency Response: 20Hz–20kHz
- Signal to Noise Ratio: > 90dB
- THD: < 1%
- Low Pass Filter: 40Hz–400Hz (12dB/Oct)
- High Pass Filter: 40Hz–400Hz (12dB/Oct)
- Crosstalk: -45dB
- Input Sensitivity: 0.45V–20V
- High-Level Auto Turn-On: Yes
- Input Mode: 2CH / 4CH
- OIS – OEM Impedance Simulation: Yes
- Operating Voltage: 7V–16.5V
- Idle Current: 0.70A
- Max Current Draw: 48A
- Total Efficiency (4Ω): 90%
- Power Terminal: 10mm²
- Speaker Terminal: 1mm²
- Dimensions (w/ Feet): 165 × 83.1 × 34.8 mm
- Dimensions (w/o Feet): 149 × 83.1 × 34.8 mm
Why choose Phoenix Gold:
Phoenix Gold exists to give you a car audio experience of musical realism that will have you questioning if you’re riding around in a music studio or are sitting in the front row of a rock concert. Our product line is the result of a continued dedication to our key values of performance, innovation, quality, and excellence, bringing you The Gold Standard in Sound.