Tech Specs
In The Box
Four 8-gauge, self-tapping screws
3 mm hex key (for the top cover and power terminals)
2.5 mm hex key (for the speaker terminals)
Polishing cloth
Spare J1171 compliant 40 A blade-type fuses (not included with 24-Volt Signature Series 6 Channel 1500-Watt amplifier)
Spare J1171 compliant 20 A blade-type fuses (only included with 24-Volt Signature Series 6 Channel 1500-Watt amplifier)
Manual & Warranty
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
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Tech Specs
In The Box
Four 8-gauge, self-tapping screws
3 mm hex key (for the top cover and power terminals)
2.5 mm hex key (for the speaker terminals)
Polishing cloth
Spare J1171 compliant 40 A blade-type fuses (not included with 24-Volt Signature Series 6 Channel 1500-Watt amplifier)
Spare J1171 compliant 20 A blade-type fuses (only included with 24-Volt Signature Series 6 Channel 1500-Watt amplifier)
Manual & Warranty
Trade-In
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
Overview
Garmin Fusion Signature Series 24-Volt 6 Channel 1500-Watt Marine Amplifier
Introduction
The Garmin Fusion Signature Series 24-Volt 6 Channel 1500-Watt Marine Amplifier (model 010-02556-00) is purpose-built for boats with 24-volt electrical systems that demand crystal-clear, powerful audio in harsh marine conditions. This amplifier delivers 1500 watts of total power across six independent channels, providing the raw output needed for immersive sound while engineered with Class-D technology that maintains over 80% efficiency—meaning less strain on your boat's battery and alternator compared to conventional amplifier designs.
Key Features
- 1500-watt total power output across 6 independent channels for flexible speaker configurations
- 24-volt DC power system compatibility with optimized circuitry for marine electrical systems
- Class-D amplifier technology achieving over 80% power efficiency to minimize battery drain
- 2-ohm and 4-ohm impedance configuration options allowing six pairs of speakers or four pairs plus one subwoofer
- Conformal coated PCBs providing protection against salt spray, moisture, and UV degradation in marine environments
- Rigid aluminum alloy heat sink with surface area designed for maximum thermal dissipation in enclosed spaces
- Built-in variable bass boost control with adjustable subsonic and crossover filters
- Stainless steel mirror-finish control panel cover protecting all connection ports while resisting corrosion
Data Insights
Class-D amplification technology in this model achieves efficiency ratings exceeding 80%, compared to conventional Class-AB amplifiers typically rated between 50-70%. This efficiency gain directly translates to reduced alternator load and extends battery runtime by 20-30% in typical marine audio applications. The amplifier's six independent channels provide flexible configuration options: users can run six full-range speakers, four speakers with a single powered subwoofer, or any combination supporting 2-ohm or 4-ohm impedance loads per channel.
Usage Instructions
Install the amplifier in a well-ventilated location away from bilge areas and direct water exposure. Ensure the rigid aluminum heat sink remains unobstructed to maintain proper thermal management. Connect power and ground cables using appropriately gauged marine-grade wiring to your 24-volt system, then configure speaker outputs according to your impedance requirements (2-ohm or 4-ohm). Use the variable bass boost control, subsonic filter, and crossover settings to optimize audio output for your specific speaker configuration and listening preferences.
Design & Material
The Garmin Fusion Signature Series amplifier combines functional marine engineering with a refined aesthetic. The precision-molded chassis and stainless steel accents integrate seamlessly into modern marine audio installations while withstanding extended saltwater exposure and UV radiation.
- Rigid precision-molded aluminum alloy chassis rated for rapid heat dissipation in confined boat spaces
- Stainless steel mirror-finish control panel cover protecting connection ports and resisting salt corrosion
- Conformal-coated circuit board assembly blocking salt spray, moisture, and humidity infiltration
- True-Marine™ design standards validated through salt fog, UV, and thermal cycling testing protocols
- Integrated variable bass boost and adjustable crossover/subsonic filters for audio customization
- Three-year manufacturer warranty providing coverage against defects in materials and workmanship
Final Verdict
For boaters operating 24-volt electrical systems and seeking serious audio performance without excessive power consumption, the Garmin Fusion Signature Series 1500-watt 6 channel amplifier is engineered specifically for your needs. Its combination of Class-D efficiency, marine-grade corrosion protection, flexible speaker configuration options, and three-year warranty makes it the proven choice for upgrading your on-water sound system. Maximize your marine audio experience with this purpose-designed amplifier built to outlast and outperform generic alternatives in saltwater environments.





Garmin Warranty