SLV BL7 / BL9 Class H Power Amp Module – Professional Drive Assembly

The SLV BL7 and BL9 Module is a high-performance power stage designed for reliability and sonic clarity. Utilizing a refined Class H architecture, this module intelligently manages voltage rails to maximize efficiency, allowing the amplifier to run cooler even under heavy loads. It is the core engine for the BL7 and BL9 models, capable of delivering punchy, distortion-free audio for both full-range and subwoofer applications.

Key Features & Build Quality

• Efficient Power Management: Class H topology dynamically adjusts power delivery, significantly reducing thermal waste and increasing component longevity.

• Premium Component Grade: Features high-current Toshiba semiconductors and industrial-grade capacitors for a consistent, high-fidelity signal path.

• Stable Load Handling: Fully optimized for stability across 2Ω, 4Ω, and 8Ω impedances, providing maximum flexibility for various speaker configurations.

• Comprehensive Control Interface: Includes the BL-YA-2U-LED front-panel PCB, featuring dual-channel gain pots and a 6-segment LED diagnostic ladder.

• Integrated Safety Features: Onboard protection circuitry guards against Short Circuits, DC Offset, Overheating, and signal Clipping.

Technical Specifications (BL7 / BL9 Profile)

• Power Output (Stereo - BL9): 1175W (8Ω) | 1700W (4Ω) | 2200W (2Ω)

• Power Output (Bridge - BL9): 3300W (8Ω) | 4500W (4Ω)

• Frequency Response: $20\text{Hz} - 20\text{kHz}$

• Damping Factor: 1000 (Ensures tight, accurate control of speaker cones)

• Slew Rate: 42V/us

• Signal-to-Noise Ratio: $>97\text{dB}$

• THD: $<0.05\%$

Applications

• BL Series Maintenance: The direct factory replacement module for SLV BL7 and BL9 professional amplifiers.

• Venue Installations: Ideal for permanent sound systems in clubs, theaters, and houses of worship.

• Mobile DJ & Live Sound: Built to handle the rigorous transport and varying power conditions of live event production.

Technical Note: This module is designed for 2U chassis heights. When installing, ensure the thermal sensors are properly connected to the main protection circuit to allow the amplifier to monitor real-time heat levels effectively.

🚚 Fast & Reliable Delivery Across India

We strive to ensure a smooth and quick delivery experience for all our customers.

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  Same-Day Dispatch: All orders are usually dispatched on the same day, with daily cut-off around 4:00 PM IST.
  
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  Delivery Time: You can expect your order to reach you within 4–5 working days, depending on your location.
  
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  Pan India Shipping: We deliver across all cities and villages in India, so no matter where you are, we’ve got you covered.
  
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  Trusted Courier Partners: Your orders are shipped through reliable logistics partners like DTDC and Delhivery to ensure safe and timely delivery.
  

💡 Whether it’s a metro city or a remote village, you don’t need to worry — we make sure your order reaches you securely.

🎥 Watch Product Review & Testing Video

Explore the complete review and real-time testing of this product on our YouTube channel SLV INDIA to understand its performance and quality before you buy.

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📩 Email: info@slvsales.in

📞 Call/WhatsApp: +91 98888 24825