- ULTRA-HIGH POWER KOREAN ENGINEERED AMPLIFIER: The Synergy Mobile Audio WFO 8.1D mono Class D amplifier is designed and manufactured in Korea using premium components and overbuilt circuitry to deliver extreme, competition-level bass output.
- MASSIVE REAL-WORLD RMS PERFORMANCE: Delivers 9,600W RMS at 1 ohm @ 14.4V and up to 10,800W RMS at 16V, making it ideal for the most demanding subwoofer systems, demo vehicles, and SPL competition builds.
- BUILT FOR EXTREME ELECTRICAL SYSTEMS: Features triple 0-gauge power and ground terminals and operates from 8V–16V, providing the current capacity required for large-scale bass systems and high-output electrical upgrades.
- PRECISION BASS CONTROL & CLEAN OUTPUT: Equipped with adjustable subsonic (10Hz–50Hz) and low-pass (35Hz–250Hz) filters, high damping factor (>200), and a low noise floor (>100dB S/N) for tight, controlled bass performance.
- OVERBUILT CONSTRUCTION & THERMAL MANAGEMENT: Includes heavy-duty 2oz copper PCB construction, multiple power transformers, hand-soldered Tiffany RCA connections, and a high-mass aluminum heat sink for reliable operation under extreme load.
Synergy Audio WFO Mono 8000 Watts 1 Ohm Class D Vehicle Amplifier WFO8.1D
This listing includes
- (1) Synergy Audio Mono Class D Amplifier WFO 8.1D
- Remote gain control
- Owner’s manual
The Synergy Mobile Audio WFO Series amplifiers are designed with no compromises, combining high-end Korean design, engineering, and manufacturing with premium-grade components to deliver extreme real-world power and long-term reliability.
The WFO 8.1D mono amplifier is built for serious bass systems in daily-driven vehicles, ground-pounding demo builds, and full-scale SPL competition setups. With massive current capability, triple 0-gauge power inputs, and extended 16V operation, this amplifier is engineered to support the most demanding subwoofer configurations.
Delivering up to 9,600 watts RMS at 1 ohm @ 14.4V and an incredible 10,800 watts RMS at 16V, the WFO 8.1D is constructed around an overbuilt power supply, heavy 2oz copper PCB architecture, and multiple power transformers to maintain clean, controlled output under extreme electrical load.
Features
- Digital linkable/dual monoblock amplifier
- Dual MOS-FET PWM Power Supply
- High-end Korean design, engineering, and manufacturing
- Overbuilt power supply and output section using premium components
- High-purity printed circuit board
- 16V capable for competition and high-voltage electrical systems
- Fully stable into 1 ohm (2 ohm strappable)
- Hand-soldered nickel-plated Tiffany RCA inputs and outputs
- Heavy-duty aluminum heat sink for superior thermal dissipation
- Intelligent multi-way protection circuitry for maximum reliability
Specifications:
Power Output (RMS):
- 8,000W @ 1 Ohm
- 4,800W @ 2 Ohm
- 2,800W @ 4 Ohm
- Frequency Response: 12Hz – 250Hz
- Signal-to-Noise Ratio: >100dB
- Damping Factor: 300 <
- Subsonic Filter: 10Hz – 50Hz
- Low-Pass Filter: 35Hz – 250Hz
- Input Sensitivity: 8V – 200mV
- Fuse Rating: 700A
- Strapped fuse rating: 1400A
- Triple 0 Gauge power and ground terminals
- Nickel-plated 8-gauge speaker outputs
- (4) high-current power transformers
- Heavy-duty 2oz double-sided PCB with thick solid copper traces
- Custom high-mass, thermally optimized aluminum heat sink
Dimensions
- Length: 30.71" (780mm)
- Width: 9.41" (239mm)
- Height: 2.72" (69mm)
Accepted Payment Methods at Big Jeff Audio
At Big Jeff Audio, we strive to make your shopping experience as smooth as possible by offering a wide variety of payment options. Below is a complete list of the payment methods we accept:
Credit and Debit Cards
- Visa
- Mastercard
- American Express
- Discover
- Diners Club
Digital Wallets
- Amazon Pay
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- Meta Pay (formerly Facebook Pay)
- Google Pay
- Shop Pay
- PayPal
International Payment Methods
Bank Transfers
Financing Options
We also offer financing options to make purchasing easier. Learn more about our financing options here.
- Klarna
- Affirm
- Sezzle
- Snap
- Acima
- Tiptop
If you have any questions or need assistance with payments, feel free to reach out to us at info@bigjeffaudio.com or call us at 737-BIG-JEFF.
Shipping Options and Delivery Time
Do You Offer Expedited Shipping?
Yes! At checkout, you can select from different shipping options:
- Standard Shipping: Free for orders over $100.
- Expedited Shipping: Available at an additional cost, calculated based on the weight and destination of your order.
How Long Does Delivery Take?
- Handling Time: Most orders are processed and shipped within 1 business day after receiving cleared payment. Occasionally, additional handling time may be required, but we’ll notify you if that’s the case.
- Standard Shipping: Typically takes 3-5 business days, though delivery may be affected by extreme weather or holidays.
What Happens If My Package Is Undeliverable?
If your package is refused or marked undeliverable and returned to us by the carrier, you’ll need to pay the full shipping cost to have the package resent. Alternatively, we can refund your order, minus the cost of shipping.
Why Can’t I Track My Order?
If you're having trouble tracking your order:
- Make sure you’ve received the shipping confirmation email with the tracking number.
- Log into your account on our website and use the “Check Your Order Status” button.
- If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.
