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The DS18 G4000.5D Full‑Range Class D 5‑Channel Amplifier is engineered for audio enthusiasts demanding versatile, high‑power performance in a single chassis. With five channels—four full‑range and one dedicated subwoofer channel—it offers 130 W × 4 at 4 Ω, 220 W × 4 at 2 Ω, bridged 420 W × 2 channels at 4 Ω, and up to 900 W on the sub channel at 1 Ω.

Its compact Class D design delivers powerful output without excessive size, making it ideal for modern custom or OEM‑upgrade vehicle installations.

This unit is brand new, factory sealed, and ready for installation into your vehicle’s audio system. It’s designed to deliver flexible high‑output performance—whether driving multiple door speakers plus a subwoofer, or building a multi‑channel component system with integrated bass.

Key Benefits

• Delivers high‑power output across five channels: 130 W × 4 + 300 W × 1 @ 4 Ω; 220 W × 4 + 600 W × 1 @ 2 Ω; and 420 W × 2 bridged + 900 W × 1 @ 1 Ω for massive system potential.
• Full‑range Class D architecture combines power efficiency, reduced heat output, and compact size—ideal for tight installations without sacrificing performance.
• Flexible crossover and signal control: Includes variable high‑pass filters for channels 1/2 & 3/4, and dedicated sub channel with low‑pass, subsonic filter, and bass boost—allows precise tuning.
• Compact footprint and lightweight build simplify installation in vehicles with space constraints, while still offering high power for serious upgrades.

Technical Specifications

• Channels: 5 (4 full‑range + 1 sub)
• Peak Power Handling: ~4,000 W total.
• RMS Power Examples:
• 130 W × 4 + 300 W × 1 @ 4 Ω
• 220 W × 4 + 600 W × 1 @ 2 Ω
• 420 W × 2 bridged @ 4 Ω + 900 W × 1 @ 1 Ω
• Frequency Response: 20 Hz – 20kHz
• Remote bass level control included.

Installation & Compatibility

The G4000.5D is a versatile choice for vehicle audio systems where you need to power full‑range speakers and a subwoofer from one amplifier. Install it in a well‑ventilated location, ensure your power wiring is up to spec (suggested inline fuse: 160 A) and match your signal and speaker wiring to the amplifier’s channels and impedance ratings. Connect channels 1–4 for your main speakers, channel 5 for your subwoofer, then fine‑tune the crossover and gain controls for optimal sound. For best warranty support and installation quality, consider using specialized installation services.

FAQS

• What type of amplifier is the DS18 SXE 4000.4?
  It’s a powerful 4-channel amplifier designed for mids and highs with strong, clean output.
• Does the DS18 SXE 4000.4 support bridging?
  Yes, you can bridge channels to increase power for larger speakers.
• Is the DS18 SXE 4000.4 good for competitive sound systems?
  Absolutely—its high RMS rating makes it ideal for demanding audio builds.
• Does the DS18 SXE 4000.4 run efficiently?
  Yes, it’s engineered to maintain stable performance even during extended play sessions.