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Car Batteries, Power & Battery Accessories

Sometimes your high powered audio systems are going to require too much power than what your normal battery is able to produce. Lucky for you, you will find your ideal high-performance power cells right here as we offer the best car battery prices online. We also carry a large variety of auto accessories and battery chargers to help you with the installation of your high performance 12 volt battery or power cell.

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Stinger SPW110TB

250 ft. 10 Gauge Pro Series OFC Power Wire (Black)

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250 ft. 10 Gauge Pro Series OFC Power Wire (Black)

• 250 ft. 10 Gauge Pro Series Power Wire
• Pure (OFC) Oxygen Free Copper
• High current transfer and strand count
• Chemical and Temperature Resistant
• Color: Black

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List price $409.00
-32% $279.00

In stock

Only 1 Left!

• 250 ft. 10 Gauge Pro Series Power Wire
• Pure (OFC) Oxygen Free Copper
• High current transfer and strand count
• Chemical and Temperature Resistant
• Color: Black

Kicker FHD (46FHD)

1/0-8 Gauge in/out FHD Dual AFS Fuse Holder

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1/0-8 Gauge in/out FHD Dual AFS Fuse Holder

• Accomodates AFS fuse
• Works with most wire sizes
• Locks into place for a tight grip

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$49.99

In stock

• Accomodates AFS fuse
• Works with most wire sizes
• Locks into place for a tight grip

Sundown Audio SSF1/0

1/0 Gauge Waterproof ANL Fuse Holder with 300A Fuse

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1/0 Gauge Waterproof ANL Fuse Holder with 300A Fuse

• ANL Fuse Holder with 300-amp ANL Fuse
• Maximum Input Gauge Size: 1/0 AWG
• Maximum Ouput Gauge Size: 1/0 AWG
• Total Number of Inputs: 1
• Total Number of Outputs: 1
• Barrel style design

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List price $31.19
-17% $25.99

In stock

• ANL Fuse Holder with 300-amp ANL Fuse
• Maximum Input Gauge Size: 1/0 AWG
• Maximum Ouput Gauge Size: 1/0 AWG
• Total Number of Inputs: 1
• Total Number of Outputs: 1
• Barrel style design

DS18 FHAFS-150A

4-8 Gauge Mini ANL Square Fuse Holder with 150A Fuse

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4-8 Gauge Mini ANL Square Fuse Holder with 150A Fuse

• Mini ANL fuse holder with 150A fuse
• 4-8-gauge input, 4-8-gauge output
• Maximum Input Gauge Size: 4 AWG
• Maximum Ouput Gauge Size: 4 AWG
• Total Number of Inputs: 1
• Total Number of Outputs: 1
• Nickel Plated Material

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List price $11.99
-17% $9.95

In stock

• Mini ANL fuse holder with 150A fuse
• 4-8-gauge input, 4-8-gauge output
• Maximum Input Gauge Size: 4 AWG
• Maximum Ouput Gauge Size: 4 AWG
• Total Number of Inputs: 1
• Total Number of Outputs: 1
• Nickel Plated Material

Stinger SSFAGU

4 or 8 Gauge AGU Fuseholder

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4 or 8 Gauge AGU Fuseholder

• AGU Fuse Holder
• 4 or 8 Gauge
•Water Resistant

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List price $19.00
-16% $15.99

Available

Ships in 10-14 days

• AGU Fuse Holder
• 4 or 8 Gauge
•Water Resistant

DS18 INF-80AH

12V 80Ah Infinite Absorbent Glass Mat (AGM) Car Power Cell Battery

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12V 80Ah Infinite Absorbent Glass Mat (AGM) Car Power Cell Battery

• 12.8-Volt AGM Power Cell
• Perfect for car audio stereo systems of up to 5000 watts
• Leak-proof, non-hazardous design
• Resists extreme vibrations
• 100% sealed and maintenance free
• Absorbed glass mat material

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List price $431.99
-17% $359.95

Available

Ships in 10-14 days

• 12.8-Volt AGM Power Cell
• Perfect for car audio stereo systems of up to 5000 watts
• Leak-proof, non-hazardous design
• Resists extreme vibrations
• 100% sealed and maintenance free
• Absorbed glass mat material

Kicker KMWPY4100 (47KMWPY4100)

100Ft. Yellow 4 Gauge Marine Power Wire

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100Ft. Yellow 4 Gauge Marine Power Wire

• Marine Rated Power Wire
• 4 AWG

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$349.99

In stock

Only 1 Left!

• Marine Rated Power Wire
• 4 AWG

Kicker PWB8200 (46PWB8200)

8 Gauge 200 ft. Cobalt Blue Power/Ground Wire

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8 Gauge 200 ft. Cobalt Blue Power/Ground Wire

• 8AWG Power Wire
• Length: 200 Ft.
• Virgin Hyper-Flex™ PVC insulation
• Easy installation that gets all your power to the amps in your system
• Color: Blue

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$349.99

In stock

• 8AWG Power Wire
• Length: 200 Ft.
• Virgin Hyper-Flex™ PVC insulation
• Easy installation that gets all your power to the amps in your system
• Color: Blue

Stinger SPXATC16

16 Gauge ATC or ATM Fuse Holder

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16 Gauge ATC or ATM Fuse Holder

• 16-gauge ATC or ATM Fuse Holder
• Maximum Input Gauge Size: 16 AWG
• Maximum Ouput Gauge Size: 16 AWG
• Total Number of Inputs: 1
• Total Number of Outputs: 1
• Brass Material

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List price $49.00
-63% $18.00

Available

Ships in 10-14 days

• 16-gauge ATC or ATM Fuse Holder
• Maximum Input Gauge Size: 16 AWG
• Maximum Ouput Gauge Size: 16 AWG
• Total Number of Inputs: 1
• Total Number of Outputs: 1
• Brass Material

Cerwin Vega CCB160

160A 0/4-Gauge Input 0/4-Gauge Output Premium Circuit Breaker

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160A 0/4-Gauge Input 0/4-Gauge Output Premium Circuit Breaker

• Premium Circuit Breaker
• Power Rating: 160A
• Input Gauge Size: 0 - 4 AWG
• Ouput Gauge Size: 0 - 4 AWG
• Platinum plated for stable performance
• Low-resistance, high-current ability

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List price $47.99
-17% $39.99

In stock

Only 3 Left!

• Premium Circuit Breaker
• Power Rating: 160A
• Input Gauge Size: 0 - 4 AWG
• Ouput Gauge Size: 0 - 4 AWG
• Platinum plated for stable performance
• Low-resistance, high-current ability

Shuriken SK-BT140

12V 140Ah Absorbed Glass Mat (AGM) Rechargeable Battery

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12V 140Ah Absorbed Glass Mat (AGM) Rechargeable Battery

• 12-volt Automotive Absorbed Glass Mat (AGM) Battery
• Sealed Absorbed Glass Mat (AGM) design
• Perfect for 4000 watts car audio stereo systems
• Can be mounted in any position
• Can be fully discharged and re-charged

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List price $976.99
-10% $878.99

In stock

Only 1 Left!

• 12-volt Automotive Absorbed Glass Mat (AGM) Battery
• Sealed Absorbed Glass Mat (AGM) design
• Perfect for 4000 watts car audio stereo systems
• Can be mounted in any position
• Can be fully discharged and re-charged

American Bass Stealth 1000 (ST-1000)

12V 100Ah Absorbent Glass Mat (AGM) Car Battery

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12V 100Ah Absorbent Glass Mat (AGM) Car Battery

• Sealed Absorbent Glass Mat (AGM) design
• Perfect for up to 2500-watt car audio stereo systems
• Compatible with high-powered car applications
• ABS container material with T6 terminal type

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List price $440.50
-21% $346.68

In stock.

• Sealed Absorbent Glass Mat (AGM) design
• Perfect for up to 2500-watt car audio stereo systems
• Compatible with high-powered car applications
• ABS container material with T6 terminal type

Stinger SPW110TR

250 ft. 10 Gauge Pro Series OFC Power Wire (Red)

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250 ft. 10 Gauge Pro Series OFC Power Wire (Red)

• 250 ft. 10 Gauge Pro Series Power Wire
• Pure (OFC) Oxygen Free Copper
• High current transfer and strand count
• Chemical and Temperature Resistant
• Color: Red

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List price $409.00
-32% $279.00

Available

Ships in 10-14 days

• 250 ft. 10 Gauge Pro Series Power Wire
• Pure (OFC) Oxygen Free Copper
• High current transfer and strand count
• Chemical and Temperature Resistant
• Color: Red

Energie PR1600

12V 35Ah Power Cell Battery

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12V 35Ah Power Cell Battery

• Nominal Voltage: 12 Volts
• Amplifier Wattage: 600 Watts
• Capacity: 14 Ah
• Positive Terminal: Left

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List price $198.42
-20% $158.74

Available

Ships in 10-14 days

• Nominal Voltage: 12 Volts
• Amplifier Wattage: 600 Watts
• Capacity: 14 Ah
• Positive Terminal: Left

Metra V8GT8BK-250

250 ft 8-Gauge Power Wire (Black)

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250 ft 8-Gauge Power Wire (Black)

• 250 feet 8 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Black
• Super flex translucent jacket

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List price $453.99
-10% $407.99

In stock

Only 3 Left!

• 250 feet 8 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Black
• Super flex translucent jacket

Stinger SPF5260

60 Amp ANL Fuse

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60 Amp ANL Fuse

• Reliable Circuit Protection
• High Conductivity Shoc-Krome Plating
• 1 Pack

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$9.99

In stock

• Reliable Circuit Protection
• High Conductivity Shoc-Krome Plating
• 1 Pack

Mean Green Alternators MG11165

High Output Alternator for select 2005-2012 Pathfinder and Titan

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High Output Alternator for select 2005-2012 Pathfinder and Titan

• High output alternator
• Compatible with select 2005-2012 Pathfinder and Titan
• Easy 5-minute installation
• Up to 300% more charging power
• Precision balanced for smooth operation

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$519.99

In stock.

• High output alternator
• Compatible with select 2005-2012 Pathfinder and Titan
• Easy 5-minute installation
• Up to 300% more charging power
• Precision balanced for smooth operation

XS Power Li-S925-16

3000W 13Ah Lithium Ferro Phosphate Racing Battery

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3000W 13Ah Lithium Ferro Phosphate Racing Battery

• 16-Volt Racing Battery
• Sealed Lithium Ferro Phosphate design
• Includes M6 terminal hardware
• Extremely lightweight design

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List price $719.99
$699.99

Available

Ships in 10-14 days

• 16-Volt Racing Battery
• Sealed Lithium Ferro Phosphate design
• Includes M6 terminal hardware
• Extremely lightweight design

Mean Green Alternators MG13339

High Output Alternator for select 1988-1995 Pickup and 4Runner

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High Output Alternator for select 1988-1995 Pickup and 4Runner

• High output alternator
• Compatible with select 1988-1995 Pickup and 4Runner
• Easy 5-minute installation
• Up to 300% more charging power
• Precision balanced for smooth operation

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$519.99

In stock.

• High output alternator
• Compatible with select 1988-1995 Pickup and 4Runner
• Easy 5-minute installation
• Up to 300% more charging power
• Precision balanced for smooth operation

Mean Green Alternators MG1382

High Output Alternator for select 1999-2001 Cherokee and Wrangler

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High Output Alternator for select 1999-2001 Cherokee and Wrangler

• High output alternator
• Compatible with select 1999-2001 Cherokee and Wrangler
• Easy 5-minute installation
• Up to 300% more charging power
• Precision balanced for smooth operation

shipping truck icon Free shipping in USA. Provide zip for delivery date.
$519.99

In stock.

• High output alternator
• Compatible with select 1999-2001 Cherokee and Wrangler
• Easy 5-minute installation
• Up to 300% more charging power
• Precision balanced for smooth operation

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    FAQ Frequently asked questions in Car Batteries, Power & Battery Accessories


    Car batteries, power, and battery accessories are crucial components for any vehicle.

    Car Batteries: These are rechargeable devices that store electrical energy in a chemical form, converting it into electrical power to start your vehicle's engine and power various electrical systems. They are essential because they provide the initial jolt of electricity needed to start the engine and continue to supply power when the alternator isn't running, such as when the engine is off.

    Power Accessories: These include alternators and generators, which recharge the battery and supply power to the vehicle's electrical systems while the engine is running. Voltage regulators ensure a stable supply of electrical power, preventing overcharging. Without these components, your vehicle's battery would eventually run out of power, leaving you stranded.

    Battery Accessories: These encompass components like battery terminals, cables, and connectors. Properly maintained connections are essential for the efficient flow of electrical power within your vehicle. Corroded or loose terminals can lead to poor electrical performance and starting issues.

    In summary, car batteries, power, and battery accessories are essential because they provide the electrical energy needed to start your vehicle, keep it running, and operate various electrical systems, ensuring your vehicle functions properly and reliably.

    Selecting the correct battery terminal involves considering the type of battery and the cable connection you have. First, determine if you have a top-post or side-post battery, as different terminals are designed to fit each type. Next, identify the cable size (usually stated in gauge) to ensure the terminal can accommodate the cable diameter properly. Look for high-quality materials such as copper or brass terminals, as they provide excellent conductivity and resist corrosion. Some terminals also come with additional features, like multiple connection points for additional accessories. It's crucial to choose a terminal that matches your battery and cable specifications to ensure a secure and reliable electrical connection.
    Yes, a battery disconnect switch is an effective way to prevent battery drain when your vehicle is not in use for an extended period. When the switch is in the ""off"" position, it completely cuts off power flow from the battery to the vehicle's electrical system. This prevents any parasitic draws or power-consuming devices from draining the battery during storage or inactivity. Battery disconnect switches are particularly useful for seasonal or seldom-used vehicles, such as boats, RVs, or classic cars. By using a disconnect switch, you can preserve the battery's charge and extend its lifespan, ensuring it remains ready to start your vehicle when needed.
    A battery charger or maintainer helps prolong the life of your car battery by ensuring it remains adequately charged, especially during periods of inactivity. When a vehicle is not driven regularly, the battery can gradually lose charge due to natural self-discharge and parasitic draws. Battery chargers and maintainers are designed to provide a steady and controlled flow of current to the battery, replenishing any lost charge. This prevents the battery from fully discharging, which can lead to sulfation and reduced battery capacity. Additionally, some smart chargers have maintenance modes that automatically adjust the charging rate to keep the battery at an optimal charge level without overcharging it. By keeping the battery in good condition and fully charged, a battery charger or maintainer helps extend its overall lifespan and ensures reliable performance.
    Yes, safety is essential when working with car battery accessories. Before attempting any installation or maintenance, always disconnect the vehicle's negative battery terminal to avoid accidental electrical shocks or short circuits. When working with battery terminals, wear appropriate safety gear, such as gloves and eye protection, to protect against battery acid and corrosion. Ensure all connections are tight and secure to prevent power loss or electrical hazards. When using battery chargers or maintainers, follow the manufacturer's instructions carefully and avoid overcharging the battery. Overcharging can lead to hydrogen gas buildup, which is flammable and poses a safety risk. It's also crucial to work in a well-ventilated area to dissipate any battery gases safely. If you are unsure or uncomfortable with any aspect of the installation or maintenance, it's best to seek professional assistance to ensure proper and safe operation of your car battery accessories.

    All About

    Car Batteries, Power & Battery Accessories
    Car Batteries & Power Cells: For those that are looking to install some moderate to high powered aftermarket audio equipment in their car, it is smart to supplement the vehicles electrical system with a secondary car battery or power cell. It is important to make sure that the new car audio system will not place too much stress on the electrical system. Many times, dimming lights can be a great indicator that the electrical system needs to be upgraded. A great place to start is by replacing the starting battery with a more powerful auto battery. If more power is still needed, then it is recommended that a secondary battery be installed in the car. Here you will find our selection of high performance car batteries, power cells, battery isolators, and more. To find out more about car audio batteries, power cells, isolators, call our friendly support team at 1-877-289-7664.

    Looking to enhance your car's battery performance and optimize your car audio system? Look no further! Sonic Electronix offers a wide range of top-quality car battery accessories that ensure reliable power supply and improved audio performance. Discover the best car battery accessories on this page and take your car audio experience to new heights!

    Car Battery Accessories - Empowering Your Vehicle's Electrical System

    Car battery accessories play a crucial role in supporting your car's electrical system and ensuring a smooth and efficient power flow. These accessories are designed to optimize your car battery's performance and enhance the overall functionality of your vehicle's electrical components.

    One of the primary car battery accessories is the battery terminal. High-quality battery terminals provide a secure connection between your car's battery and the power cables, reducing the risk of power loss and voltage drops. Upgrading to heavy-duty battery terminals improves conductivity, reduces resistance, and maximizes the efficiency of your car's electrical system.

    Another essential car battery accessory is the battery isolator. This device allows you to connect multiple batteries to your car's electrical system while preventing power drain from one battery to another. A battery isolator ensures that each battery serves its intended purpose and remains fully charged, making it ideal for vehicles with multiple batteries, such as RVs and marine applications.

    Expert Assistance - Your Trusted Car Audio Advisors

    At Sonic Electronix, we are dedicated to providing our customers with the best car battery accessories tailored to their unique needs. Our team of car audio experts is readily available to assist you in finding the perfect battery accessories to complement your car audio setup. Whether you need help choosing the right battery terminal or battery isolator, we have the knowledge and expertise to guide you through the selection process.

    Feel free to call us at 1-502-200-8010, and our friendly and experienced staff will be delighted to answer your questions, offer recommendations, and ensure you have a seamless shopping experience.

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    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.