⚡ Quantum Audio 4000W Class D Full Range Monoblock Amplifier
💥 Massive Power. Precision Control. Built to Perform.
Take your car audio system to the next level with the Quantum Audio 4000W Class D Monoblock Amplifier. Designed for serious bass enthusiasts, this compact powerhouse delivers exceptional output, outstanding efficiency, and rock-solid reliability for subwoofer applications.
Built with high-efficiency MOSFET technology, 1-Ohm stable circuitry, and an advanced Heat Management System, this amplifier is engineered to perform under demanding conditions while maintaining clean, distortion-free sound.
Whether you're upgrading your daily driver or building an SPL-ready system, the Quantum Audio Monoblock delivers the power your subwoofers deserve.
🚀 Premium Features
⚡ 4,000 Watts Max Output for impressive bass performance.
🎯 1-Ohm Stable Class D Monoblock design.
🔥 High-Efficiency MOSFET Circuitry for maximum power with lower heat.
❄️ Advanced Heat Management System for dependable operation.
🎛️ Variable LPF & HPF Crossovers for precise sound tuning.
🎚️ Adjustable Bass Boost @ 45Hz to maximize low-frequency impact.
🔌 Low-Level RCA Inputs for aftermarket head units.
🔊 High-Level Inputs for easy factory radio integration.
📦 Ultra-Compact chassis fits in tight installation spaces.
💪 Power Output
⚡ 4,000 Watts x 1 @ 1Ω
⚡ 2,000 Watts x 1 @ 2Ω
⚡ 1,000 Watts x 1 @ 4Ω
📊 Technical Specifications
📌 Amplifier Type: Full-Range Class D Monoblock
📌 Minimum Load: 1 Ohm Mono
📌 Frequency Response: 18Hz – 20kHz
📌 THD: < 0.5%
📌 Signal-to-Noise Ratio: >90dB
📌 Damping Factor: 126 (@1kHz / 4Ω)
📌 Input Sensitivity: 285mV – 6V
📌 Low Pass Filter: 40Hz – 10kHz
📌 High Pass Filter: 15Hz – 1kHz
📌 Bass Boost: Variable @ 45Hz
📌 Inputs: RCA Low-Level & High-Level
📐 Compact Dimensions
📏 Length: 6.83 in (173.5 mm)
📏 Width: 5.53 in (140.5 mm)
📏 Height: 2.33 in (59.2 mm)
🎯 Perfect For
🚗 High-performance car audio systems
🔊 Single or multiple subwoofer setups
🎵 Daily drivers & bass lovers
🏆 Competition-inspired builds
🔧 Factory or aftermarket head units
📦 Package Includes
✔️ Quantum Audio 4000W Monoblock Amplifier
✔️ Installation Hardware
✔️ User Manual
⭐ Why Choose Quantum Audio?
💎 Compact yet incredibly powerful.
⚡ High efficiency for cooler operation.
🎶 Clean, punchy bass with flexible tuning options.
🛡️ Reliable performance built for long listening sessions.
🚀 The perfect amplifier for anyone looking to unleash serious low-frequency power without sacrificing sound quality.
