Mono Class D Digital Amplifier Board DC 8–24V 30W–300W 4–8Ω
Mono Class D Digital Amplifier Board DC 8–24V 30W–300W 4–8Ω
High-Power Mono Class D Digital Amplifier Module
Upgrade your audio setup with this compact yet powerful Mono Class D Digital Amplifier Board. Designed for DIY audio enthusiasts and electronics hobbyists, this amplifier module delivers outstanding sound performance across a wide power range — from 30W all the way up to 300W — making it a versatile choice for speakers, subwoofers, home audio systems, and computer sound projects.
Key Features
- Wide Voltage Input: Operates on DC 8V–24V, compatible with a broad range of power supplies
- High Output Power: Scalable output from 30W to 300W to suit your specific speaker setup
- Class D Efficiency: Energy-efficient Class D topology minimizes heat generation while maximizing audio output
- Speaker Compatibility: Works with 4Ω–8Ω speakers for flexible integration
- Mono Channel: Clean, focused single-channel amplification ideal for subwoofers and full-range drivers
- SMD Package: Surface-mount design for a compact and reliable PCB footprint
- Wide Operating Temperature: Rated for –40°C to +80°C, ensuring stable performance in demanding environments
- No High-Concern Chemicals: Manufactured without hazardous materials for peace of mind
- Customizable: Suitable for custom audio builds and OEM integration
Specifications
| Supply Voltage | DC 8V – 24V |
| Output Power | 30W – 300W (Mono) |
| Speaker Impedance | 4Ω – 8Ω |
| Amplifier Class | Class D |
| Package Type | SMD |
| Operating Temperature | -40°C to +80°C |
| Quantity | 1 Module |
| Condition | New |
| Country of Origin | Made in Mainland China |
What Can You Build With It?
This amplifier board is perfect for a wide range of DIY and professional audio projects, including:
- Home theater subwoofer drivers
- Custom bookshelf or floor-standing speaker systems
- Computer or desktop audio amplification
- Powered speaker cabinet builds
- Prototyping and electronics experimentation
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Frequently Asked Questions
Q: What power supply do I need for this Class D amplifier board?
A: This digital amplifier module accepts a DC input voltage between 8V and 24V. The output power will vary depending on your supply voltage — a higher voltage within the rated range will yield greater wattage output, up to 300W at peak. Always ensure your power supply can deliver adequate current for your desired output level.
Q: Is this amplifier board compatible with 4-ohm and 8-ohm speakers?
A: Yes! This mono Class D amplifier board is designed to drive speakers with impedance ratings of 4Ω to 8Ω. It works well with a wide variety of speaker configurations, including subwoofers and full-range drivers used in DIY audio builds.
Q: Can this module be used in a DIY home audio or computer speaker system?
A: Absolutely. This amplifier board is well-suited for DIY home audio, desktop speaker setups, and computer audio projects. Its compact SMD form factor and wide voltage range make it easy to integrate into custom enclosures and audio builds of all kinds.