• EXTREME KOREAN-BUILT POWER: The Synergy Mobile Audio WFO 2.1D mono Class D amplifier is designed and manufactured in Korea using premium components, overbuilt power supplies, and heavy copper circuitry for extreme output and long-term reliability.
• MASSIVE REAL-WORLD RMS OUTPUT: Delivers up to 2800W RMS at 1 ohm @ 14.4V and 3200W RMS at 16V, making it ideal for high-power subwoofer systems, demo vehicles, and SPL competition builds that demand sustained current delivery.
• BUILT FOR DAILY DRIVERS & COMPETITION SYSTEMS: Stable at 1 ohm, with a wide operating voltage range of 8V–16V, the WFO 2.1D performs consistently in daily-driven vehicles, ground-pounding demo builds, and high-voltage competition systems.
• PRECISION BASS CONTROL & TUNING: Features adjustable subsonic (10Hz–50Hz) and low-pass (35Hz–250Hz) filters, high damping factor (>200), and low noise floor (>100dB S/N) for tight, controlled bass reproduction.
• OVERBUILT CONSTRUCTION & CONNECTIONS: Equipped with 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 thermal management.

Synergy Audio WFO Mono 2800 Watts 1 Ohm Class D Vehicle Amplifier WFO2.1D

This listing includes

• (1) Synergy Audio Mono Class D Amplifier WFO2.1D
• (1) Wired Remote gain control w/ Clipping indicator
• Owner’s manual

Synergy Mobile Audio delivers uncompromising power with the WFO Series of world-class amplifiers, featuring high-end Korean design, engineering, and manufacturing. Built using premium components and over-engineered internal architecture, the WFO lineup is designed to deliver extreme output, reliability, and control in demanding mobile audio systems.

The WFO 2.1D mono amplifier is equally at home in a daily-driven vehicle, a ground-pounding demo build, or deep in the SPL competition lanes. Designed for high-current delivery and extended voltage operation, this amplifier offers massive real-world power with the headroom needed for serious bass systems.

With stability down to 1 ohm, 16V capability, multiple power transformers, and heavy-duty copper PCB construction, the WFO 2.1D is engineered to deliver clean, sustained power under extreme conditions where lesser amplifiers fall short.

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)

• 2250W @ 1 Ohm
• 1350W @ 2 Ohm
• 700W @ 4 Ohm
• 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
• Fuse Rating: 200A
• Strapped fuse rating: 400A

Build & Connections

• 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: 17.72" (450mm)
• Width: 9.41" (239mm)
• Height: 2.70" (68.5 mm)