SKU: 63332383447

JBL MARINE A5055 50 Watts 5-Channel System Marine Amplifier

Sale price$360.00 Regular price$400.00
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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20

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Description

JBL MARINE A5055 50 Watts 5-Channel System Marine AmplifierThe marine A5055 5 channel amplifier delivers a powerful 50 Watts RMS to each of the front and rear speakers in your boat, and a pounding 500 Watts RMS to the subwoofer channel a much smarter ratio of subwoofer to full range power than what is typical in 5 channel amps. You can also bridge the amp to 3 channel mode to deliver 140 Watts RMS to your front speakers while driving your sub with 500 Watts RMS. Speaker level inputs allow this amplifier to

The marine A5055 5-channel amplifier delivers a powerful 50-Watts RMS to each of the front and rear speakers in your boat, and a pounding 500-Watts RMS to the subwoofer channel — a much smarter ratio of subwoofer-to-full-range power than what is typical in 5-channel amps. You can also bridge the amp to 3-channel mode to deliver 140-Watts RMS to your front speakers while driving your sub with 500-Watts RMS. Speaker-level inputs allow this amplifier to integrate into almost any system, even one using your marine’s factory radio. Separate high-pass and low-pass crossovers on the front and rear channels allow you dial in the perfect roll off to best suit speaker placement and cabin acoustics. The subwoofer channel features a low-pass crossover, selectable bass boost, and phase switch to optimize subwoofer performance.

Compact size
The JBL marine amplifier features a low-profile chassis and a small overall footprint to fit in more vehicles where available space is limited.

High and low level input
Speaker-level and low-level inputs allow the marine to integrate with both aftermarket and factory marine stereo systems.

Variable crossover and bass boost
Unlike many amplifiers available at similar prices, the JBL marine amplifier features variable electronic crossovers and bass boost circuits allowing for precise system tuning and performance. 

Low noise and distortion
The marine amplifier has been engineered using Balanced Differential Inputs to ensure low noise and distortion even at high output levels. This also makes it far less susceptible to line induced radiated engine noise. 

Input level control
When low-level inputs are used, this control adjusts the input sensitivity between 200mVrms and 4Vrms. When high-level inputs are used, this control adjusts the input sensitivity between 1Vrms and 22Vrms.

Full on-board protection
On-board circuitry protects the marine amplifier from shorts, high-temperature, overvoltage and undervoltage. An LED indicator is provided to let you know when one of these conditions exists.

Phase switch
This switch changes the input phase to inverted or non-inverted. This is especially helpful as part of system tuning based on the enclosure type and location in the boat.

RBC wired remote
The RBC wired remote is an easy installation and can be mounted for convenient volume adjustment from driver’s seat.

Class AB + D amp technology
The JBL marine A5055 5-channels subwoofer amplifier delivers 760-Watts RMS using a Class AB+D amplifier design to ensure high output and minimum current draw.

Turn-on mode
This switch changes DC to REM to adapt with low-level signals or high-level signals, this is especially helpful as part of remote turn-on lead of your installation more choice .A selectable “Turn-on mode” can protect battery to avoid current drain, when you don’t expect turn on your amplifier.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 63332383447

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Amazon Customer
Bozeman, US
★★★★★ 5
Comparable to high end mens shops!
Fit Type: Regular Fit, Color: Blue, Size: Large
Beautiful, heavy blue Oxford comparable to upper end mens store at 75% less! Full cut, great for casual wear or sending out for professional starching. Downside, no pocket, but I had mine monogramed wear the pocket would be and it looks like an expensive dress shirt. I bought more (with pockets) in blue & white
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Reviewed in the United States on May 3, 2026
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Anon
Los Angeles, US
★★★★★ 3
Heavier fabric, very durable
Fit Type: Regular Fit, Color: Grey, Size: Large
3 stars. Pretty nice shirt but the fabric is a bit firmer than i like. I iron it when i usually wear it so that it looks half decent since wrinkle resistance is low or poor. I usually have to use a higher setting on the fabric since the material is thick making it alot heavier. Overall great for the lower end cost, anything that beats it would probably be double the price. I work in a cubicle so this works well for me, a simple shirt, with a simple color.
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Reviewed in the United States on March 18, 2026
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MMongelli
Lake Worth, US
★★★★★ 5
True to size, good quality, great value!
Fit Type: Regular Fit, Color: White, Size: Medium
Great quality! Amazing thick material! Perfect basic button down shirt!
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Reviewed in the United States on December 14, 2025
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Ed
Whiting, US
★★★★★ 4
No Shirt Pocket!
Fit Type: Regular Fit, Color: Blue Stripe, Size: X-Large
No Pocket! The material was nice quality, a little thicker than I would have anticipate for a low priced shirt, and very soft. The only disappointment was there was not shirt pocket. I suppose I did not look closely enough at the photos to notice that before I purchased. Otherwise, this is a very comfortable shirt.
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Reviewed in the United States on February 23, 2026
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Mike
Belleville, US
★★★★★ 5
Bought in multiple colors! Fantastic material
Size: X-Large, Color: Light Green, Size: X-Large, Color: Light Green
I ordered this button-up for an upcoming beach vacation, and I’m honestly so impressed with the quality and feel of it. Right out of the package, the material felt soft, breathable, and exactly what you want when you know you’ll be spending long hours in the sun and heat. It’s incredibly lightweight without feeling cheap or flimsy, which was one of my biggest concerns when ordering. What I really love is how well it helps keep you cool. The fabric allows for great airflow, so you don’t feel like you’re overheating or sweating through it like you might with heavier shirts. Even just trying it on, I could tell it’s going to be perfect for hot, humid weather. The fit is also spot-on—not too tight, not too baggy—giving it a clean, relaxed look that works great for both casual outings and slightly nicer dinners by the beach. Overall, this shirt checks all the boxes: comfortable, breathable, stylish, and ideal for vacation wear. Already grabbing a few more colors
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Reviewed in the United States on April 12, 2026

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