{"product_id":"qi-125-4","title":"QI-125.4 - 4-Channel Fixed Installation Amplifier","description":"\u003cp data-path-to-node=\"0\"\u003eThe \u003cb data-path-to-node=\"0\" data-index-in-node=\"4\"\u003eQI-125.4\u003c\/b\u003e is the engine room of the Quad Industrial system. It’s a smart, compact 4-channel amp that can switch between low-impedance (Lo-Z) and high-impedance (Hi-Z\/100V) systems, which is a huge deal for versatile installs.\u003c\/p\u003e\n\u003cp data-path-to-node=\"1\"\u003eHere is the Shopify description, formatted with \u003cb data-path-to-node=\"1\" data-index-in-node=\"48\"\u003eAU spelling\u003c\/b\u003e:\u003c\/p\u003e\n\u003chr data-path-to-node=\"2\"\u003e\n\u003ch3 data-path-to-node=\"3\"\u003e\n\u003cb data-path-to-node=\"3\" data-index-in-node=\"0\"\u003eProduct Title:\u003c\/b\u003e QI-125.4 - 4-Channel Fixed Installation Amplifier\u003c\/h3\u003e\n\u003ch3 data-path-to-node=\"4\"\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"0\"\u003eProduct Description:\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cb data-path-to-node=\"5\" data-index-in-node=\"0\"\u003eThe Foundation of Modern Fixed Installation Audio Systems\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eThe Quad Industrial \u003cb data-path-to-node=\"6\" data-index-in-node=\"20\"\u003eQI-125.4\u003c\/b\u003e is a high-performance, 4-channel Class D power amplifier designed specifically for the rigorous demands of professional permanent installations. Housed in a compact \u003cb data-path-to-node=\"6\" data-index-in-node=\"194\"\u003e1U half-rack chassis\u003c\/b\u003e, it offers a small physical footprint without compromising on power, flexibility, or control, making it easy to deploy in equipment racks, cupboards, or even wall-mounted via optional brackets.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003eThis amplifier is exceptionally versatile, capable of driving four channels of low-impedance (4Ω\/8Ω) loudspeakers or two channels of high-impedance (70V\/100V) distributed systems. Its intelligent \u003cb data-path-to-node=\"7\" data-index-in-node=\"196\"\u003eAutomatic Power Sharing\u003c\/b\u003e technology reallocates power between channel pairs to meet dynamic demands, ensuring consistent headroom across different zones.\u003c\/p\u003e\n\u003cp data-path-to-node=\"8\"\u003eControlled via the browser-based \u003cb data-path-to-node=\"8\" data-index-in-node=\"33\"\u003eQI CORE software\u003c\/b\u003e, the QI-125.4 allows for fast and efficient configuration of routing, DSP, and power management. With built-in presets for all Quad Industrial loudspeakers, you can achieve optimised, predictable performance in minutes.\u003c\/p\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003eKey Features:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eFlexible Output:\u003c\/b\u003e Supports 4 x 125W Lo-Z (4Ω\/8Ω) or 2 x 250W Hi-Z (70V\/100V) configurations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eAutomatic Power Sharing:\u003c\/b\u003e Intelligently reallocates power between channels to ensure consistent performance in multi-zone systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eCompact 1U Half-Rack Design:\u003c\/b\u003e Saves space in equipment racks and allows for flexible mounting in tight locations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eQI CORE Software Control:\u003c\/b\u003e Intuitive, browser-based interface for remote DSP tuning, routing, and system monitoring.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,4,0\"\u003e\u003cb data-path-to-node=\"10,4,0\" data-index-in-node=\"0\"\u003eIntegrated Loudspeaker Presets:\u003c\/b\u003e Quick-access presets for all Quad Industrial speakers for instant, expert tuning.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,5,0\"\u003e\u003cb data-path-to-node=\"10,5,0\" data-index-in-node=\"0\"\u003eUniversal Power Supply:\u003c\/b\u003e UREC™ universal mains with Power Factor Correction (PFC) for stable operation on any power grid.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"11\"\u003e\n\u003ch3 data-path-to-node=\"12\"\u003e\u003cb data-path-to-node=\"12\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul data-path-to-node=\"13\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,0,0\"\u003e\u003cb data-path-to-node=\"13,0,0\" data-index-in-node=\"0\"\u003eChannels:\u003c\/b\u003e 4 (Lo-Z) \/ 2 (Hi-Z)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,1,0\"\u003e\u003cb data-path-to-node=\"13,1,0\" data-index-in-node=\"0\"\u003eTopology:\u003c\/b\u003e Class D\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,2,0\"\u003e\u003cb data-path-to-node=\"13,2,0\" data-index-in-node=\"0\"\u003eOutput Power (All Channels Driven):\u003c\/b\u003e 125W Lo-Z \/ 250W Hi-Z\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,3,0\"\u003e\u003cb data-path-to-node=\"13,3,0\" data-index-in-node=\"0\"\u003eSignal-to-Noise Ratio:\u003c\/b\u003e \u0026gt;106 dB (A-weighted)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,4,0\"\u003e\u003cb data-path-to-node=\"13,4,0\" data-index-in-node=\"0\"\u003eFrequency Response:\u003c\/b\u003e 20 Hz - 20 kHz (+0\/-0.25 dB)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,5,0\"\u003e\u003cb data-path-to-node=\"13,5,0\" data-index-in-node=\"0\"\u003eInput Connectors:\u003c\/b\u003e Euroblock (Phoenix-style)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,6,0\"\u003e\u003cb data-path-to-node=\"13,6,0\" data-index-in-node=\"0\"\u003eControl:\u003c\/b\u003e RJ45 (Ethernet) for QI CORE Software\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,7,0\"\u003e\u003cb data-path-to-node=\"13,7,0\" data-index-in-node=\"0\"\u003eProtection:\u003c\/b\u003e Short circuit, DC, Undervoltage, Temperature, and Overload protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,8,0\"\u003e\u003cb data-path-to-node=\"13,8,0\" data-index-in-node=\"0\"\u003eWeight:\u003c\/b\u003e 2.8kg (Net)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/quadindustrial.com\/?wpdmdl=6270\u0026amp;refresh=1776386053\"\u003e\u003cspan\u003eQI-125.4 \u003c\/span\u003eQuick Start Guide\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/quadindustrial.com\/?wpdmdl=7329\u0026amp;refresh=1776386053\"\u003eQI-125.4 User Manual\u003c\/a\u003e\u003c\/p\u003e","brand":"Eventec","offers":[{"title":"Default Title","offer_id":46343938637974,"sku":"EP12575","price":1859.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2260\/0347\/files\/Qi-125.4-Amplifier_fcc74979-accf-487a-b893-4d7f81bfba8f.png?v=1776386242","url":"https:\/\/www.eventec.com.au\/products\/qi-125-4","provider":"Eventec","version":"1.0","type":"link"}