Description
STK4141 Stereo Audio Amplifier Board 400W – High Performance & Long Lasting
The STK4141 Stereo Audio Amplifier Board 400W is a high-performance audio amplification module designed for excellent sound output with minimal distortion. This amplifier board is built around the STK4141 IC, known for its powerful and efficient operation. It is ideal for home theaters, DJ setups, car audio systems, and professional sound applications.
The board supports dual-channel stereo output, ensuring high-fidelity sound for music and voice applications. It operates with a 20-0-20V transformer and provides a clean and stable power supply for optimal performance. Additionally, a cooling fan is recommended on the heat sink to prevent overheating and ensure durability.
Features:
✅ High Power Output – Provides up to 400W total power with stereo sound.
✅ STK4141 IC Based – Ensures clear and high-quality sound.
✅ Efficient Cooling System – Requires a heat sink fan for better heat dissipation.
✅ Wide Application – Suitable for home audio, car amplifiers, DJ systems, and more.
✅ Compact & Durable – Designed for long-lasting performance in various environments.
Technical Specifications:
| Specification | Details |
|---|---|
| Model | STK4141 Stereo Audio Amplifier Board |
| Power Output | 400W (200W per channel) |
| Operating Voltage | ±20V DC |
| Transformer Requirement | 3A, 20-0-20V |
| Audio Input | Stereo (L + R) |
| Speaker Output | 2 x 8Ω Speakers |
| Heat Management | Requires a fan behind the heat sink |
| Application | Home Audio, DJ System, Car Audio |
Connection Chart:
1️⃣ Red Wire – +20V DC (Positive Supply)
2️⃣ Black Wire – -20V DC (Negative Supply)
3️⃣ Green Wire – Earth/Ground
4️⃣ 3A Transformer – 20-0-20V Connection
5️⃣ Yellow Wire – Speaker Output
6️⃣ Shield Wire – Audio Input (Left + Right Channel)
⚠️ Caution: Please use a fan behind the heat sink to prevent overheating. Excessive heat can cause the power transistors to fail or short-circuit.
Applications:
🔊 Home Theater Audio Systems
🎶 Car Audio Amplification
🎧 Professional Sound Equipment
🎤 PA Systems & DJ Setups
📻 Custom Audio Projects
Package Includes:
✔️ 1 x STK4141 Stereo Audio Amplifier Board 400W
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