When it comes to improving your car audio system, amplifiers are essential devices to get the best sound quality possible, depending on what type it is by knowing how many channels it has.

Starting our knowledge in identifying amplifier types suitable for your vehicle, we begin with the monoblock amplifier. From the term “mono”, a monoblock amplifier amplifies a single channel in your car audio system instead of being split among several channels. Therefore, monoblock amplifiers are bulkier, heavier, and more expensive than their multi-channel counterparts.

In this blog, we will further elaborate on what a monoblock amp is, its features, and how suitable it is for your car audio system setup.

Monoblock Car Audio Amplifier: Design & Function


Unlike the traditional full-range amplifiers, a monoblock amplifier only has one channel and is usually utilized to power an additional subwoofer to an existing audio system, particularly in vehicles. This configuration is beloved among audiophiles as it gives emphasis to the bass and gives a well-rounded sound all throughout the car audio system.

Monoblock amplifiers are usually assembled as big and heavy Class AB: offering power efficiency and high-fidelity sound that surely packs a punch. Modern Class D monoblock amplifiers are favored for their small footprints and superb overall quality. But they are much more expensive than Class AB.

Powering a Subwoofer with a Monoblock Amplifier


A monoblock amplifier will highly boost your car audio’s overall sound quality by adding bass into the mix, as they are particularly useful for powering a subwoofer. A monoblock amplifier can also power multiple subwoofers by wiring in series or parallel depending on impedance bridging needs.

If you’re planning to get hands-on and put your monoblock amp and subwoofer together, check out our complete guide on how to match your monoblock amplifier to your subwoofer along with their respective wiring diagrams.

Add power to your bass for the best listening experience on the road, starting with a monoblock car audio amplifier. Browse through our extensive list of available monoblock amplifiers, only at Sonic Electronix.