Plan Your Build with SMS Car Audio
Get the right product for your vehicle, audio goals, and installation needs before purchase.
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Description
ARC Audio X2 1100.1 Mono Amplifier
The ARC Audio X2 1100.1 is a mono Class-D amplifier for subwoofer systems that need strong, clean bass power in a compact chassis.
At SMS Car Audio, the X2 1100.1 is a strong choice for daily-driver subwoofer builds, underseat systems, shallow subwoofer packages, and clean SQL-style bass upgrades where control and reliability matter.
Key Features
- Mono-block Class-D amplifier design.
- Frequency-limited subwoofer amplifier design.
- High-frequency power supply design for improved signal transparency and sound quality.
- Fully balanced input stage for flexible installation options.
- RCA inputs compatible with speaker-level inputs.
- Quick-disconnect terminal connections.
- Start-stop vehicle compatible.
- Level 2 X2 cosmetic design with extruded aluminum CNC chassis.
Power Configuration
- 350 watts x 1 at 4 ohms.
- 600 watts x 1 at 2 ohms.
- 1100 watts x 1 at 1 ohm.
Additional Specifications
- Frequency response: 20Hz - 230Hz.
- Crossover range: 30Hz - 230Hz at 24dB.
- Bass boost: variable 0-12dB at 30Hz - 125Hz.
- Remote level control included.
- Input sensitivity: 200mV - 3.5V.
- Fuse rating: 3 x 30A.
- Dimensions: 13.0 in. L x 6.268 in. W x 2.162 in. H.
SMS System Planning Notes
The X2 1100.1 should be matched to the subwoofer impedance, enclosure design, wiring plan, vehicle electrical system, and bass goals. Final quotes may include installation labor, power wiring, enclosure work, accessories, and vehicle-specific parts.