The 30Wx2 High-Power Stereo Digital Amplifier Board DY-AP3015 is a high-power stereo digital audio amplifier module designed for use with DIY audio projects, speaker upgrades, and amplifier repairs. Featuring dual-channel output and a built-in Class D amplifier, it can drive speakers directly and efficiently. With its wide working voltage range and multiple protection mechanisms, this DY-AP3015 compact module offers reliable performance and easy integration into custom audio systems.
The included potentiometer allows for convenient volume adjustment, making the module suitable for a variety of applications, including hobbyist and professional projects.
Features:
- Dual-channel stereo output (30W x 2 max. at 24V/8Ω)
- Knob adjustment for easy volume control
- Built-in Class D PWM amplifier
- Supports reverse connection and short circuit protection
- Overheat protection with self-recovery mechanism
- Direct speaker connection (4Ω/8Ω)
Specifications:
- Model: DY-AP3015
- Working Voltage: DC 8V–24V
- Working Mode: Class D (PWM)
- Number of Channels: Stereo (two channels)
- Output Power: 18W×2 @12V 4Ω,10W×2 @12V 8Ω,15W×2 @16V 8Ω, 20W×2 @20V 8Ω, 30W×2 @24V 8Ω (with heat sink)
- Speaker Compatibility: 4Ω: 8–12V supply, 8Ω: 8–24V supply
- Protection Features: Reverse power, short circuit, overheat (self-recovery)
- Module Size: 59×32×14mm
Application:
- DIY/modified speakers
- Audio amplifier equipment
- Repair or replacement for audio amplifier modules
Package Includes:
- 1 x 30Wx2 High-Power Stereo Digital Amplifier Board DY-AP3015
Note:
- Recommended DC supply is 8–24V; exceeding 26V may damage the chip, and noise occurs below 8V
- Use power supply current 2A or more for optimal performance
- When using with 4Ω speakers, supply voltage should not exceed 12V; for 8Ω speakers, do not exceed 24V
- Add a heat sink for power outputs above 20W×2
- Keep input audio signal within 0.5V–1.5V
- Speaker cable length should not exceed 1 meter










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