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The Taramps TS 400x4 is a compact 4-channel Class D car audio amplifier engineered for reliable full-range performance in a variety of automotive sound system configurations. Delivering 400 watts RMS total power at 2 ohms—100 watts RMS per channel—it supports a broad range of speaker systems including door speakers and coaxial or component setups. The amplifier features built-in high- and low-pass crossovers plus independent gain controls on each channel, making it suitable for both daily listening and performance installations. Ideal for enthusiast installers and value-oriented builds seeking clean, controlled power in a small footprint. 

KEY BENEFITS

• 400 watts RMS total output at 2 ohms (4 × 100W RMS) provides balanced power distribution across four channels for front and rear speakers
• Bridgeable design enables two bridged channels with 200 watts RMS each for added flexibility in powering larger loads
• Class D topology delivers efficient power with minimal heat generation and reduced current draw
• Full-range frequency response from 18 Hz to 30 kHz accommodates a wide range of speaker types without needing additional amplification stages
• Independent fixed high-pass and low-pass crossovers per channel support tailored tuning for front/rear or component speaker setups
• Input sensitivity adjustment allows fine control of signal strength for optimal integration with factory or aftermarket head units
• Compact form factor simplifies installation in tight spaces under seats, behind panels, or in trunk compartments
• Built-in short-circuit and thermal protection systems help safeguard amplifier and speaker components during demanding use

TECHNICAL SPECIFICATIONS

• Weight: 1.32 lb
• Dimensions: 5.43″ L × 1.93″ W × 4.76″ H
• Power Handling: 400W RMS total (4 × 100W RMS @ 2 ohms)
• Bridgeable Power: 400W RMS (2 × 200W RMS @ 4 ohms)
• Power @ 4 Ohms: 252W RMS (4 × 63W RMS)
• Number of Channels: 4
• Amplifier Class: Class D
• Impedance: Stable at 2 ohms minimum
• Frequency Response: 18 Hz – 30 kHz
• Input Sensitivity: Adjustable (approx. 200mV)
• Signal-to-Noise Ratio: >90 dB
• Crossover: HPF/LPF fixed at 90 Hz
• Protection: Thermal and short-circuit protection
• Input Impedance: Approx. 22 kΩ
• Supply Voltage Range: 8VDC – 16VDC

INSTALLATION & COMPATIBILITY

The TS 400x4 is designed for simple integration into a wide range of car audio systems. Its compact footprint and lightweight chassis allow versatile mounting in trunks, under seats, or behind panels. Independent gain and fixed crossover controls help tailor the amplifier’s performance to full-range speakers, component systems, or bridged applications. The amplifier requires a stable 12V power supply and sufficient current delivery; ensure proper gauge power and ground wiring for reliable performance. This model works well with aftermarket head units and is suitable for upgrading factory systems when paired with compatible speakers and tuning. 

FAQS

• What should I know about the Taramps 400x4 amplifier category?
  The Taramps 400x4 category features compact 4-channel amplifiers built for efficiency and clean power delivery. These amps are ideal for powering door speakers or small component sets, with multiple configuration options depending on your vehicle’s audio goals.
• How does a 4-channel amplifier compare to other amplifier types?
  A 4-channel amp like the 400x4 is designed to power multiple speakers from one unit, unlike mono amps focused on subwoofers. This makes the category perfect for full-range sound upgrades where balanced audio across front and rear speakers is important.
• What systems are best suited for a Taramps 400x4 amp?
  These amplifiers work well in daily driver setups, OEM upgrades, and compact builds. The collection supports a variety of speaker impedances and power needs, making it easy to find a match for coaxial or component speaker systems.
• What makes Livewire Audio’s Taramps amplifier selection different?
  Livewire Audio offers a curated range of Taramps 400x4 amplifiers with verified specs and compatibility guidance. Exploring the full collection helps customers compare features, size, and performance to choose the right amplifier for their setup.