About: DS18 G4000.5D Full-Range Class D 5-Channel Amplifier

DS18’s GEN-X Series has a successor, which we would love to introduce. This time, new options with the G series G4000.5D: a car audio amplifier equipped with all the special benefits you expect from DS18’s components! The experts at DS18 have redesigned the renowned GEN-X series to surpass the expectations of the competitors and enthusiasts in our community looking to complete the system of their dreams. Our GEN-X Series amplifiers deliver massive amounts of power with unmatched reliability and efficiency so you can trust the heart of your system will never give out. As a Class D amplifier, the GEN-X series uses power transformers significantly smaller than your average amplifier, making it the perfect size for any vehicle’s custom build: but, what it lacks in size it makes up for in power. The G4000.5D has a power output of 420W x 2 CH bridged at 4-ohms, 220W x 4 CH at 2-ohms, 130W x 4 CH at 4-ohms: perfect power settings to supercharge any custom build.

Product Highlights: 

• Small and powerful design so you can power your subs with great efficiency and power without taking up much space
• Integrated low pass and high pass filter to help you get the perfect response you are looking for.
• High quality terminals that look great and will transfer your power and signal with no loss.
• Included remote knob and cable for fast and easy line attenuation.
• High level inputs for seamless factory integration.

Specifications: 

• Amplifier Class: Digital (D)
• Number of Channels: 5CH Full Range
• Minimum Impedance: 2ohm St / 4ohm Bridge / 1ohm Sub
• Total Watts (Peak): 4000W
• Power Handling: 
• RMS Power @ 4 ohm: 4 x 130W / SUB: 300W
• RMS Power @ 2 ohm: 4 x 220W / SUB: 600W
• RMS Power @ 1 ohm: SUB: 900W
• RMS Power @ 4 ohm Bridge: 2 x 420W
• Led Indicator: Power / Protection / Clip
• Power Input Terminal Size: 4ga
• Fuse Size: 160A
• Remote Level Control: Yes 

Audio Features: 

• Frequency Response: 20Hz-20Khz
• Signal to Noise Ratio: >90dB
• Efficiency @ 4 ohm: 0.83
• Damping Factor: 78
• Input Impedance: 22K
• Channel Separation: 55dB
• Total Harmonic Distortion (THD): 0.0001
• Low Level Input Range: 0.25-6V
• High Level Input: No
• Selectable X-Over: HPF/LPF
• X-Over Filter Range: HPF:10-250Hz / LPF:50-250Hz
• Bass Boost Range: 0-12dB
• Bass Boost Frequency: Fixed @ 45Hz
• Infrasonic Filter: 10-50Hz
• Phase Selector: No

Measurements: 

• Overall Length: 12.8" / 325mm
• Overall Wide: 4.72" / 120mm
• Overall Height: 1.96" / 50mm
• Heatsink Length: 10.9" / 278mm
• Gross Single Unit Weight: 2.2KG