Hero image 0 of Infinity REF-551A 550-watt Monoblock Subwoofer Amplifier, 0 of 4

Infinity REF-551A 550-watt Monoblock Subwoofer Amplifier

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Key item features

Versatile Connectivity: Features both speaker-level and low-level inputs, enabling compatibility with a wide range of car stereos, including aftermarket and factory systems.
Precision Tuning: Incorporates variable electronic crossovers and a bass boost circuit, allowing for fine-tuning of audio output to suit individual preferences.
ADAS Integration: Includes an ADAS input with channel assignment, facilitating the broadcasting of system alert messages in vehicles equipped with Advanced Driver Assistance Systems.
Noise Reduction: Compatible with Harman HALOsonic systems in select vehicles, which helps reduce external noise for an enhanced sonic experience.
Compact Design: Engineered with a slim and compact chassis, ensuring easier installation in various vehicles, even where space is limited.
Robust Power: Delivers a maximum peak power of 1300W, with a continuous RMS output of 550W x 1 at 2 ohms and 370W x 1 at 4 ohms.
Included Accessories: Comes with an amplifier, a high-level input wiring harness, two spare fuses, two 2-color brand stickers, and a quick start guide.

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Specs

Brand
Infinity
Rms power rating
550 W
Channels
2
Features
Compact
Peak audio power handling
1100 W
Rec. use
Car Audio

Current price is $109.00

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About this item

Product details

New Infinity Reference amplifiers deliver pure power from a slim compact chassis that’s designed to fit in more vehicles. Available in 4-channel 5-channel and mono models Reference amps incorporate their latest amplifier topology include variable electronic crossovers and bass boost control for precise system tuning and feature high- and low-level inputs for easy interface with virtually any system. They’re also compatible with several new vehicle technologies including many advanced driver assistance systems and Harman HALOsonic a suite of acoustic solutions that can simulate engine sounds for a better driving experience in hybrids and electric cars cancel road noise for better-sounding music and more.

REF-551A Features:

Compact footprint

Infinity Reference amplifiers are designed with a compact chassis and small footprint to ease installation even if available space is limited.

High- and low-level inputs

Speaker-level and low-level inputs allow Reference amps to work with just about any car stereo aftermarket or factory.

Variable crossovers and bass boost

Unlike many amplifiers available at similar prices Reference amps feature variable electronic crossovers and bass boost circuit to allow for fine-tuning.

ADAS input with channel assignment

In vehicles with ADAS warning systems you can assign a channel to broadcast system alert messages.

HALOsonic mixing input

Reference amps can also work with the HALOsonic systems of select vehicles which helps reduce external noise for a better sonic experience.

What's in the Box

1 amplifier
High-level input wiring harness
2 spare fuses
2 2-color brand stickers
Quick start guide

REF-551A Specifications

Max Power: 1300W Peak
Power Output 2Ω: 550W RMS x 1 <1.0% THD+N
Power Output 4Ω: 370W RMS x 1 <1.0% THD+N
Signal-to-Noise Ratio: >80dB (ref 1W output @ 4Ω)

info:

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Specifications

Brand

Infinity

Rms power rating

550 W

Channels

Features

Compact

Warranty

Warranty information

1 year Warranty

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Warnings

WARNING: WARNING: Item may contain chemicals known to the state of California to cause cancer and reproductive toxicity. Chemicals may include but are not limited to Di(2-ethylhexyl)phthalate.