Mobile Electronics› Vehicle Audio and Components

PowerBass

ACS-2120 2-Channel Amplifier

$125.99

SKU: ACS-2120-2

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Moderate — 2–4 hours

Overview

The PowerBass ACS-2120 is a 2-channel amplifier designed for car audio systems. It features a Class A/B amplifier design for efficient performance and minimal distortion.

This amplifier delivers 120 watts of power per channel at 4 ohms, or 240 watts in mono at 4 ohms. It includes a variable low-pass crossover and a switchable subwoofer EQ for fine-tuning your audio. The ACS-2120 also incorporates heavy-duty heatsinks and protection circuitry for durability and safeguard against electrical faults.
Show original supplier description
The PowerBass ACS-2120 is a compact and powerful 2-channel Class A/B amplifier engineered to enhance your car audio system with exceptional sound quality. This amplifier delivers a peak power output of 480 watts, providing ample power to drive your speakers or subwoofers with clarity and impact. Its efficient Class A/B design ensures minimal distortion and reliable performance. The ACS-2120 offers 120 watts x 2 channels at 4 ohms, or can be bridged to 240 watts x 1 channel in mono at 4 ohms. The frequency response ranges from 10Hz to 50,000Hz with a signal-to-noise ratio greater than 100dB and total harmonic distortion below 0.3%. Advanced features include a variable low-pass crossover (30Hz-250Hz) and a switchable subwoofer EQ (0/+12dB at 45Hz) allowing you to fine-tune the audio output to your preferences. It is compatible with a wide range of audio sources, offering both RCA and speaker-level inputs. Built with durability in mind, the ACS-2120 incorporates heavy-duty heatsinks and comprehensive protection circuitry to ensure optimal performance and safeguard against overheating, short circuits, and electrical faults. Its compact dimensions (8.5" x 7.1" x 2.0") make installation easy in various vehicle locations.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

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Specifications

BrandPowerBass
Part NumberACS-2120-2
CategoryMobile Electronics
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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