







Synergy Audio WFO 2.1D Monoblock Amplifier — 2,800W RMS
Many in-stock orders ship within 1-2 business days, but timing varies by item. Custom, built-to-order, oversized, special-order and supplier-direct products may need extra processing time. Free shipping applies to qualifying orders over $99 in the contiguous US. Approved returns may be subject to a restocking fee.
Most products are covered by the manufacturer's warranty against defects. Damage from over-powering or improper installation isn't covered — we'll help coordinate any valid claim.
Tell us your vehicle, subwoofers and electrical setup and our team will help you match the right gear. Reach out before you buy.
Subwoofer Wiring Diagram
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Diagrams are on our wiring diagram page.
The Synergy Audio WFO 2.1D is a world-class monoblock amplifier featuring high-end Korean design, engineering and premium components. It is equally at home in a daily driven vehicle, an all-out demo build, or the SPL competition lanes.
With four power transformers, 0-gauge power and ground terminals and fully strappable operation, the WFO 2.1D delivers relentless, clean low-end power.
Specifications
| Power @ 1 Ohm | 2,800W @ 14.4V |
| Power @ 2 Ohm | 1,500W @ 14.4V |
| Power @ 4 Ohm | 900W @ 14.4V |
| Power @ 1 Ohm | 3,200W @ 16V |
| Frequency Response | 12Hz – 250Hz |
| Signal to Noise Ratio | >100 dB |
| Damping Factor | >200 |
| Subsonic Filter | 10Hz – 50Hz |
| Low Pass Filter | 35Hz – 250Hz |
| Power/Ground Terminals | 0 GA |
| Working Voltage | 16V |
| Power Transformers | 4 |
| Dimensions | 450mm x 239mm x 69mm |
Features
- Custom high-mass, thermally optimized aluminum heat sink casing
- Overbuilt power supply and output sections with high-grade components
- Heavy-duty double-sided through-hole PCB with thick solid copper traces
- Hand-soldered nickel-plated Tiffany RCA inputs/outputs
- Single 1/0 and 4 gauge nickel-plated power and ground inputs
- Nickel-plated 8 gauge speaker outputs
- Fully linkable/strappable monoblock operation
- Input sensitivity 8V – 200mV
- +18dB remote gain control
- Multi-way fully intelligent protection circuitry
JS Ultimate Sounds is an authorized Synergy Audio dealer. Every product is 100% genuine and backed by full manufacturer warranty. Questions about fitment, wiring, or building your system? Our car-audio experts are here to help — reach out any time.


