SLV BL9 Capacitor Bank Board – Professional Power Filter PCB

The SLV BL9 Power Filter Board is a high-capacity DC reservoir module designed specifically for the BL9 Class H architecture. It features an array of eight high-voltage electrolytic capacitors that smooth out the rectified AC from the transformer into stable DC power. This board is critical for maintaining high damping factors and providing the instantaneous current required for deep, impactful bass transients without causing voltage drops.

Key Features & Build Quality

• 8-Capacitor Array: Optimized for the BL9’s power profile, typically housing high-quality, high-temperature electrolytic capacitors (e.g., $80\text{V}$ to $100\text{V}$ ratings).

• Dual Bridge Rectifier Integration: Includes mounting positions for dual high-current bridge rectifiers to handle the initial conversion from the toroidal transformer.

• Heavy-Duty Power Traces: Built with wide, reinforced copper traces to facilitate low-resistance current flow to the power amplifier channels.

• Safety Bleeder Resistors: Equipped with high-power resistors that safely discharge the stored energy once the amplifier is turned off, protecting technicians during service.

• Industrial Grade PCB: Manufactured on thick FR-4 material to withstand the physical weight of the capacitors and the thermal stress of high-current operation.

Technical Specifications (BL9 Profile)

• Compatibility: SLV Black Series BL9.

• Capacitor Slots: 8 (typically used with $10,000\mu\text{F}$ to $12,000\mu\text{F}$ units).

• Function: Main AC-to-DC filtration and energy storage.

• Rail Support: Designed for the dual-rail voltage requirements of Class H systems.

Applications

• BL9 Power Supply Repair: The essential replacement part for units suffering from "power sag," audible 50/60Hz hum, or swollen/leaking capacitors.

• Amplifier Refurbishment: Restores the "punch" and dynamic headroom of well-used BL9 professional amplifiers.

• Custom Audio Engineering: A robust DC filtration solution for high-power DIY professional audio projects.

DANGER — HIGH VOLTAGE: Even when disconnected from the wall, this board stores enough electrical energy to cause severe injury or death. Always use a multimeter to confirm the voltage has dropped to 0V across the capacitor terminals before attempting any maintenance or installation.

🚚 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.

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📩 Email: info@slvsales.in

📞 Call/WhatsApp: +91 98888 24825