Phoenix Gold ZXM500.1i Compact Class-D Mono Amplifier

The new ZXM500.1i builds on the success of the ZXM500.1, offering upgraded performance, simplified installation, and expanded compatibility all within the same ultra-compact chassis. Engineered with precision Class-D technology, it delivers clean, efficient, and powerful sound that suits any environment. What’s New in the ZXM500.1i 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.

These improvements make the ZXM500.1i more installer-friendly, versatile, and compatible than ever. Power & Performance Class-D Mono Mini Amplifier 500W RMS x 1 @ 1Ω 360W RMS x 1 @ 2Ω 230W RMS x 1 @ 4Ω Frequency Response: 20Hz – 500Hz Signal-to-Noise Ratio: >90dB THD: <0.3% Full Class-D efficiency ensures maximum output with minimal heat and distortion. Features Adjustable 24dB Low Pass & Subsonic Filters Variable Bass Boost (0–18dB @ 45Hz) Remote Gain Controller with 5m cable included Short Circuit, Thermal, and High/Low Voltage Protection LED Status Indicators Auto Start on High-Level Input Compact Design & Smart Installation Ultra-small chassis for flexible mounting Surface-mount component technology for reliability Enhanced EMI shielding to protect your vehicle electronics Quick connectors for faster setup Auto start or remote trigger switch for easy integration Dimensions: 165 x 83.1 x 34.8 mm