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600W Mono Amplifier PCB – Compact Outdoor Audio Board w/ 4 NPN/PNP Transistors
✅ 600W Mono Output – Powerful sound for outdoor/stage use
✅ 4 NPN/PNP Transistors – Enhanced durability and clarity
✅ Ultra-Compact (8.5cm x 7.6cm) – Space-saving design
✅ Outdoor-Ready – Resists heat and environmental stress
✅ Low-Distortion – Clean audio even at high volumes
✅ Versatile – Works with subwoofers, PA systems, and more₨ 105 -
600W Outdoor Stereo Amplifier PCB – 8 NPN & PNP Transistors | Built-in Rectifier | Heavy-Duty Audio Power
✅ Professional 600W Stereo Power – Delivers 300W per channel for large venues, outdoor events, and high-performance audio systems.
✅ 8 High-Current NPN/PNP Transistors – Ensures stable amplification, low distortion, and superior heat dissipation (typically 2SC5200/2SA1943 or equivalent).
✅ Built-in Rectifier Circuit – Simplifies installation by converting AC to DC onboard—no external rectifier needed.
✅ Heavy-Duty Construction – Features 2oz copper PCB, reinforced traces, and UV-resistant coating for durability in harsh outdoor conditions.
✅ Wide Voltage Compatibility – Works with ±30V to ±50V DC (or equivalent AC), making it versatile for different power setups.
✅ Advanced Protection Features – Includes over-temperature, short-circuit, and DC offset protection for reliable operation.
✅ Low Noise & High Fidelity – >95dB signal-to-noise ratio and <0.05% THD ensure crystal-clear audio even at max volume.
✅ Multi-Application Use – Perfect for PA systems, stage amplifiers, car audio, DJ setups, and outdoor concerts.
✅ Easy Integration – Compact design with standard input/output connections for hassle-free installation.
🔥 Ideal for audio professionals & DIY builders who demand power, reliability, and premium sound quality! 🔥
₨ 560 -
600W Outdoor Stereo Amplifier PCB (3.9″ x 8.5″ Compact Design) High-Power Audio Solution
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Power Output: 600W (300W+300W stereo)
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Transistors: 4x NPN + 4x PNP output pairs
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Frequency Response: 20Hz–20kHz (±1dB)
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THD: <0.05% at rated power
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Input Voltage: Dual supply (±25V to ±50V DC)
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PCB Dimensions: [Dimensions from image if visible]
Applications
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Outdoor concert/stage amplifiers
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Commercial PA systems
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Marine/RV audio upgrades
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High-power DIY audio projects
₨ 290 -
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7 Volumes 4 Mic Echo Sound PCB – Professional Karaoke & Audio Mixing Board
✅ 7-Band Volume Control: Fine-tune audio output for balanced, crystal-clear sound.
✅ 4 Microphone Inputs: Supports multiple mics with individual echo adjustments—ideal for group performances.
✅ Echo Effect: Built-in echo for enhanced vocal depth and richness.
✅ Compact & Durable: High-quality PCB designed for long-lasting performance.
✅ Easy Integration: Ready to install in custom audio setups, amplifiers, or PA systems.
✅ Versatile Use: Perfect for karaoke machines, stage performances, home theaters, and DIY audio projects.₨ 120 -
750W High-Power Mono Amplifier PCB – Professional Audio Board with 10x NPN/PNP Transistors
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750W RMS mono power output for massive bass & PA systems
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10x high-current NPN/PNP transistors (2SC5200/2SA1943 type)
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0.07% THD for studio-quality sound clarity
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10Hz-30kHz frequency response captures full audio range
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2oz copper PCB with reinforced power traces
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Triple protection: thermal, overcurrent & DC offset
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±35V-±60V compatible for flexible power options
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>300 damping factor for tight speaker control
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Weather-resistant design (optional coating available)
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Pro-ready connections for easy integration
₨ 490 -
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750W Opamp Based Mono Amplifier PCB | 21.4cm x 8.1cm | 10 NPN & PNP Output Transistors
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🔊 750W High Power Output – Delivers strong mono channel performance.
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🔧 Opamp Based Design – Provides clear, crisp, and controlled audio quality.
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🔁 10 Output Transistors Support – Handles both NPN and PNP types for balanced output.
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📏 Board Size: 21.4cm x 8.1cm – Optimized for DIY and professional projects.
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🛠️ Bare PCB Board – Ready for custom assembly with your preferred components.
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🎯 Ideal for High Power Audio Projects – Car amps, custom speaker systems, and home audio builds.
₨ 500 -
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7KVA Solar Inverter PCB – High Power IGBT Board with 8 IGBTs & 6 Capacitors for Solar Systems
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Model: 7KVA Solar Inverter PCB
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Power Output: 7,000VA
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Key Components: 8 IGBTs + 6 Capacitors
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Board Material: Fiber-based
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Mounting: Pre-drilled holes for easy installation
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Compliance: Meets industry safety standards
Applications:
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Solar power inverters (off-grid/hybrid)
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Industrial UPS systems
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High-capacity power backups
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Renewable energy projects
₨ 1,050 -
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800W Outdoor Stereo Amplifier PCB (4.5″×17.7″) – Professional 12-Transistor Power Board
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Massive 800W Output (400W×2 channels)
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12-Power Transistor Array (6 NPN + 6 PNP)
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Outdoor-Rated Design with conformal coating-ready
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Oversized 4.5″×17.7″ Dimensions for optimal heat management
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Military-Grade 2oz Copper Traces for high current handling
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Professional-Grade Components:
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Heavy-duty power supply section
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Multiple bypass capacitor banks
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Protected input buffer stage
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₨ 560 -
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D1047 70W Mono Audio Amplifier PCB – High Power Circuit Board for DIY Projects
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✅ Supports D1047 Transistor – Designed for high-power mono audio amplification
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✅ 70W Output Power – Great for home audio or custom speaker projects
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✅ Clear Silk Screen Layout – Easy identification of components for quick assembly
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✅ Heavy-Duty Copper Traces – Reliable current handling and durability
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✅ Integrated Rectifier Section – Includes space for 4x IN5400 diodes and 2x 2200µF capacitors
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✅ DIY Friendly – Perfect for electronics hobbyists and students
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✅ Compact Design – Space-saving layout without compromising performance
₨ 105 -
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DC to DC & AC to DC Power Supply PCB – Fiber Board | 10000µF Capacitor Support | 10.3cm x 10.8cm
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✅ Dual Functionality – Supports both AC to DC and DC to DC input types
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✅ High-Capacity Filtering – Space for 4x 10000µF & 1x 4700µF capacitors
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✅ Voltage Regulator Ready – Supports LM7812 and similar ICs
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✅ Fiber-Based PCB – Durable and heat-resistant for long-term use
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✅ Clear Silk Screen Markings – Easy assembly with labeled positions
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✅ Large Size – Dimensions: 10.3 cm x 10.8 cm
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✅ Multiple Output Terminals – Regulated and unregulated outputs available
₨ 280 -
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DIY Bass Treble Tone Control PCB Board – High-Quality Audio Preamp Circuit
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Complete Tone Control: Includes dedicated mounting points for Bass, Treble, and Balance potentiometers to customize your sound output.
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Clearly Labeled Silkscreen: All component values (e.g., 1K, 10K, 10uF) and polarities are printed directly on the board for error-free assembly.
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Standard Component Support: Designed to use common, easy-to-find components like C945 transistors and standard resistors.
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Dual Input/Output Design: Features designated Input and Output solder pads for easy integration between your audio source and amplifier.
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Compact JML 09 Design: A space-saving layout that fits easily into custom amplifier chassis or project boxes.
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Wide Supply Range: Includes a dedicated Supply section (+/-) for powering the preamp circuit.
₨ 50 -
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High-Fidelity 650W Stereo Power Amplifier DIY Kit – Pro-Grade Dual Rail BJT Design
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🚀 Peak Output Power: 800 Watts Total (400W + 400W @ 4Ω Load).
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⚡ Operating Voltage: Dual Rail ±45V to ±70V DC (Symmetrical).
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🎸 Transistor Tech: Optimized for NPN/PNP Power Pairs (Class AB).
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🌈 Audio Fidelity: Ultra-low THD (Total Harmonic Distortion) for “Crystal Clear” highs.
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🛡️ Rugged Build: FR-4 Glass-Epoxy PCB with Extra-Thick Copper Paths.
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🎧 Channel Layout: True Stereo (Independent Left/Right inputs and outputs).
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🌡️ Thermal Design: Includes footprints for 0.47Ω 5W Emitter Resistors for heat stability.
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🎯 Versatility: Perfect for Subwoofers, Floor-standers, or Pro-Audio monitors.
₨ 360 -