- KOREAN-ENGINEERED EXTREME BASS POWER: The Synergy Mobile Audio WFO 5.1D mono Class D amplifier is designed and manufactured in Korea using premium components, heavy copper PCB construction, and an overbuilt power supply for uncompromising output.
- MASSIVE REAL-WORLD RMS OUTPUT: Produces up to 7,200W RMS at 1 ohm @ 14.4V and 7,600W RMS at 16V, delivering the current and headroom required for serious subwoofer systems, demo vehicles, and SPL competition builds.
- BUILT FOR DAILY DRIVERS & COMPETITION USE: Stable at 1 ohm with an extended 8V–16V operating range, the WFO 5.1D performs consistently in daily-driven vehicles, ground-pounding demo builds, and high-voltage competition setups.
- PRECISION BASS CONTROL & CLEAN OUTPUT: Adjustable subsonic (10Hz–50Hz) and low-pass (35Hz–250Hz) filters, high damping factor (>200), and low noise floor (>100dB S/N) ensure tight, controlled bass with excellent efficiency.
- OVERBUILT CONSTRUCTION & CONNECTIONS: Features dual 0-gauge power and ground terminals, nickel-plated 8-gauge speaker outputs, hand-soldered Tiffany RCA inputs, multiple power transformers, and a high-mass aluminum heat sink for superior cooling.
Synergy Audio WFO Mono 7200 Watts 1 Ohm Class D Vehicle Amplifier WFO5.1D
This listing includes
- (1) Synergy Audio Mono Class D Amplifier WFO5.1D
- Remote gain control
- Owner’s manual
The Synergy Mobile Audio WFO Series is built for one purpose: delivering extreme, uncompromising power with absolute reliability. Designed, engineered, and manufactured in Korea, WFO amplifiers utilize premium components, overbuilt power supplies, and heavy-duty internal construction to thrive under the most demanding conditions.
The WFO 5.1D mono amplifier is purpose-built for high-output subwoofer systems in daily-driven vehicles, ground-pounding demo builds, and SPL competition lanes. With massive current capability, dual 0-gauge inputs, and extended voltage support, this amplifier is designed to push serious bass systems without flinching.
Producing up to 7,200 watts RMS at 1 ohm @ 14.4V and an incredible 7,600 watts RMS at 16V, the WFO 5.1D is built around a heavy 2oz copper PCB, multiple power transformers, and an over-engineered output stage to maintain clean, controlled power under extreme load.
The Synergy Mobile Audio WFO Series represents world-class mobile amplification built with no compromises. Designed, engineered, and manufactured in Korea, WFO amplifiers utilize premium components, overbuilt power supplies, and heavy-duty construction to deliver extreme output with long-term reliability.
The WFO 3.1D mono amplifier is designed for high-power subwoofer systems in daily-driven vehicles, ground-pounding demo builds, and SPL competition applications. With massive current capability, extended voltage support, and rock-solid low-impedance stability, this amplifier is built to perform when pushed hard.
Capable of delivering up to 4,800 watts RMS at 1 ohm @ 14.4V and an incredible 5,385 watts RMS at 16V, the WFO 3.1D is engineered around an overbuilt power supply, thick copper PCB architecture, and multiple power transformers to maintain clean, controlled output under extreme demand.
Features
- High-end Korean design, engineering, and manufacturing
- Overbuilt power supply and output section using premium components
- 16V capable for competition and high-voltage electrical systems
- Fully linkable / strappable mono-block design
- Hand-soldered nickel-plated Tiffany RCA inputs and outputs
- High-mass aluminum heat sink for superior thermal dissipation
- Intelligent multi-way protection circuitry for maximum reliability
Specifications:
Power Output (RMS):
- 7,200W @ 1 Ohm @ 14.4V
- 4,500W @ 2 Ohm @ 14.4V
- 2,100W @ 4 Ohm @ 14.4V
- 7,600W @ 1 Ohm @ 16V
- Frequency Response: 12Hz – 250Hz
- Signal-to-Noise Ratio: >100dB
- Damping Factor: >200
- Subsonic Filter: 10Hz – 50Hz
- Low-Pass Filter: 35Hz – 250Hz
- Input Sensitivity: 8V – 200mV
Build & Connections
- Dual 0 Gauge power and ground terminals
- Nickel-plated 8-gauge speaker outputs
- (4) high-current power transformers
- Heavy-duty 2oz double-sided PCB with solid copper traces
- Custom high-mass, thermally optimized aluminum heat sink
Dimensions
- Length: 24.41" (620mm)
- 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
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- American Express
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International Payment Methods
Bank Transfers
Financing Options
We also offer financing options to make purchasing easier. Learn more about our financing options here.
- Klarna
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- Sezzle
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- 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.
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- If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.
