Cerwin Vega H440.4D HED Series 4-Channel Full Range Class-D Car Amplifier

Cerwin Vega H440.4D

The Cerwin-Vega H440.4D HED Series 4-Channel Full Range Class-D Amplifier, engineered to deliver powerful, clean, and reliable performance for today’s high-performance car audio systems. Designed for enthusiasts who demand both efficiency and sound quality, this 4-channel car amplifier provides the perfect balance of power, precision, and durability.

The Cerwin-Vega HED Series amplifiers are built using high-efficiency Class-D amplifier technology, allowing the H440.4D to generate strong output while maintaining low heat levels and efficient power consumption. This advanced design ensures consistent performance while reducing strain on your vehicle’s electrical system. The result is powerful, distortion-free sound that enhances every detail of your music.

Constructed with a lightweight aluminum chassis, the H440.4D amplifier offers excellent heat dissipation and structural strength. The innovative cooling design helps keep internal components operating at optimal temperatures, ensuring stable performance during long listening sessions or demanding high-volume playback. This rugged construction also contributes to the amplifier’s long-term durability and reliability.

The H440.4D 4-channel amplifier is ideal for powering full-range car speakers, component speaker systems, and coaxial speakers. Its versatile design allows it to drive front and rear speakers with clarity and authority, making it a great choice for complete system upgrades. Whether you're enhancing your factory system or building a custom car audio installation, this amplifier delivers the performance you expect from Cerwin-Vega.

Features

• 4-Channel Full Range Class-D Car Amplifier
• High-Efficiency Class-D Technology for Powerful, Clean Sound
• Lightweight Aluminum Chassis for Superior Heat Dissipation
• Durable Construction for Long-Term Reliability
• Compact Design for Flexible Installation Options
• Ideal for Powering Component and Coaxial Speaker Systems
• Selectable X-over : Low Pass / Flat / High Pass
• Selectable Turn On Mode : REM / VOX / DC
• LED Power/Protect Light Indicator
• LED Clipping Indicator - Helps Set Gains

Specifications

HED Series 4-Channel Full Range Class-D Amplifier

Power Rating

• RMS Power (2Ω) : 110 Watt x 4 Channel
• RMS Power (4Ω) : 75 Watt x 4 Channel
• RMS Power Bridged (4Ω) : 220 Watt x 2 Channel
• Frequency Response (Hz) : 50Hz - 500Hz

Power Supply

• Power Supply : 12V - 14.4V
• Power Supply Threshold : 8.4VDC - 16.5VDC
• Idle Current : 0.66A

Distortion

• THD 4 (1KHz @ 4Ω) : <0.3%
• S/N Ratio (A Weighted @ 1W) : >90dBA
• S/N Ratio (A Weighted @ FP) : -88dBA

Input Sensitivity

• Low Input Level : Wide Range Input Sensitivity
• High Input Level : 0.3V - 8.5V

Input Impedance

• Low Input Level : 22KΩ
• High Input Level : N/A

Output Stage

• Output Impedance : 2Ω
• Damping Factor (50Hz @ 4Ω) : >100
• Bandwidth (-3dB) : 20Hz - 30KHz

Crossover (-12dB/Oct)

• Variable High-Pass : 50Hz - 500Hz
• Variable Low-Pass : 50Hz - 500Hz
• Variable Sub-Sonic : N/A

Fuse Ratings

• ATC : 25A x 2

Dimensions

• L x W x H : 7" x 6.3" x 1.9" (179.5 x 160 x 48.3)mm