The D40 Amplifier is a high-performance 4-channel Class D mobile amplifier, expertly engineered to deliver superior power density for d&b audiotechnik systems, including the KSL, V, Y, and T Series. Built for reliability and clarity, it’s the ideal choice for touring and installation professionals demanding uncompromised sound quality.
Equipped with advanced loudspeaker management, the D40 Amplifier offers flexible EQ settings, delay adjustments, and switchable filters to perfectly tailor your sound. Its energy-saving technology, including automatic wake-up and high-efficiency operation, makes it an eco-conscious choice without sacrificing power.
Supporting up to 16 input channels, this amplifier features eight Milan (AVB) inputs, four AES3 digital channels, and four analog connections designed for ultimate system integration.
Mobile-Specific 4-Channel Power Amplifier
- Maximum Output Power: 4 x 2400 W @ 4 Ω / 2000 W @ 8 Ω
- Peak Output Voltage / Current: 180 Vpeak / 35 Apeak
- Display: 4.3″ Color TFT Touchscreen (480 x 272 pixels) for operation and monitoring
- Connectivity: Fully Milan-enabled for seamless network integration


