The
Infinity Reference 123W is
a high-performance 12" component car subwoofer designed to deliver deep, punchy, and highly accurate low-frequency bass. It features a flexible design engineered to adapt seamlessly to your audio system as it grows.
Technical Specifications
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Power Handling: 400 Watts RMS (1,200 Watts Peak)
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Impedance: Switchable 2-Ohm or 4-Ohm via SSI™ (Selectable Smart Impedance)
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Frequency Response: 30 Hz – 500 Hz
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Sensitivity: 86 dB
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Top-Mount Depth: 5-1/2" (139.2mm)
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Cutout Diameter: 11-1/8" (282.65mm
Key Features
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Selectable Smart Impedance (SSI™): An exclusive dual impedance toggle switch allows you to safely reconfigure your system load between 2 and 4 ohms depending on your amplifier choice.
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High-Roll Rubber Surrounds: Optimized cone edge suspension maximizes clean excursion, providing linear stability and an increased cone surface area.
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Vented Basket Frame Design: Built-in cooling channels pull damaging heat away from the high-temperature voice coil structure to ensure long-term reliability during high-output operation.
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Enclosure Versatility: Pre-tuned to deliver tight, musical bass performance in both compact sealed or high-output ported box configurations.
- Cosmetic Details: Finished with a high-gloss black plastic trim ring and a copper-printed Infinity Mobius emblem directly on the dust cap
Core Build & Materials
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Color: Matte black cone with a high-gloss black integrated trim ring and copper emblem accent
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Material: Polypropylene woofer cone structure and hi-roll rubber suspension surround
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Magnet Type: High-flux Ferrite motor assembly with an integrated rubber magnet boot
Audio & System Architecture
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Audio Component Form Factor: 12-inch round low-frequency transducer (subwoofer driver)
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Audio Output Channel: 1.0 Channel (low-frequency mono reproduction)
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Audio Purpose: Sub-bass enforcement and low-end acoustic sound reinforcement
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Speaker Design: Subwoofer component driver (requires external amplification and enclosure)
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Speaker Technology: Passive loudspeaker with Selectable Smart Impedance (SSI™) control
Connectivity & Installation
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Compatible Devices: Monoblock amplifiers, bridgeable multi-channel amplifiers, and car audio electronics
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Connectivity Technology: Hardwired speaker terminal connections
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Device Interface: Heavy-duty screw terminals or direct-insertion binding posts
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Mounting Type: Flush basket rim mount with rear-enclosure securing hardware
Power & Features
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Power Source: Passive (driven directly by an external car audio power amplifier)
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Speaker Enclosure Type: Specialized for acoustic suspension (sealed box) or bass reflex (vented/ported box)
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Speaker Features:
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Patented SSI™ (Selectable Smart Impedance) toggle switch for 2-ohm or 4-ohm selection
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Aero-cooling vented basket frame geometry
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Long-throw progressive spider for controlled cone excursion
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