Phoenix Gold ZXM600.3i 3-Channel Mini Amplifier

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Our ZXM600.3 Mini Amplifier just got better.

After the success of the ZXM600.3, we have taken the ZXM600.3i to the next level. Designed with cutting-edge technology, this compact powerhouse delivers 2x75W + 230W RMS Output @ 4 Ohm and 2x125W + 350W RMS Output @ 2 Ohm, all within a chassis that fits comfortably in your hand. Whether you’re upgrading your car audio system or building a new setup from scratch, the ZXM600.3i provides the perfect blend of size, power, and versatility.

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What’s New in the ZXM600.3i

Selectable Load Resistors – Fine-tune for optimal power and system matching.

Quick Connectors – Fast, secure, and tool-free installation for power and signal terminals.

20V High-Level Input – Expanded input range for seamless OEM integration.

Auto Start / Remote Trigger Switch – Choose between automatic or manual activation.

ZXM600.3i Key Features

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Massive Power & Performance

Full Class-D technology offers efficiency & performance

Short circuit/thermal and high/low voltage protection

Excellent signal-to-noise ratio and FM noise rejection

Built-in protection LED light status indicator

Surface-mount component technology

Ultra-small size for easy installation

Autostart on high-level input

Fully adjustable HP & LP filter

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ZXM600.3i Specifications

Class-D 3-Channel Mini Amplifier

Power (MAX) 1200W

Power Ratings (RMS)

2x75W + 230W RMS Output @ 4 Ohm

2x130W + 350W RMS Output @ 2 Ohm

Frequency Response: L/R 20Hz – 25kHz / Sub 10Hz – 250Hz

Signal to Noise Ratio: > L/R 86dB / Sub -91dB

Total Harmonic Distortion (THD): < 1%

Low Pass Filter: 40Hz – 400Hz (12dB/Oct) Sub 50Hz – 250Hz (24dB/Oct)

High Pass Filter: 40Hz – 400Hz (12dB/Oct)

Crosstalk:-48dB

Input Sensitivity:0.45V – 20V

High-Level Input Auto Turn-On

Input Mode: 2CH / 3CH

OIS – OEM Impedance Simulation: Yes

Operating Voltage:8.5V – 16.8V

Idle Current:0.88A

Current Draw (Max):56A

Total Efficiency (4Ω):88%

Power Terminal:10mm²

Speaker Terminal:1mm²

Dimensions (LxWxH) (Excluding Feet):149 x 83.1 x 34.8mm

Dimensions (LxWxH) (Including Feet):165 x 83.1 x 34.8mm