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300w Amplifiers

Discover the power and precision of 300w amplifiers, designed to elevate your audio experience to new heights. Whether you're upgrading your home theater system or enhancing your car audio setup, these amplifiers deliver robust sound performance that truly resonates. With a focus on clarity and depth, 300w amplifiers provide the perfect balance of power and efficiency, ensuring every note is crisp and clear. Explore our diverse selection to find the ideal amplifier that matches your audio needs and preferences, transforming any space into an immersive sound environment.

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  1. Kenwood - 400W Class-D Bridgeable Multichannel Compact Marine Motorsports Amplifier with Variable Crossovers - Gray

    SKU: J72276S9XL

    This Kenwood amplifiers are perfect for pushing my 6.5 kicker speakers....Kenwood max amplifier is good for extra sound and bass...Kenwood amplifier

    Product Description

    A compact gray Class-D amplifier delivering 400W power with bridgeable channels and moisture-resistant protection.
    See all Multi-Channel Amps
    Your price for this item is $199.99

  2. REL - HT/1003 MKII Subwoofer - White

    SKU: J3QSR2VY3J

    Product Description

    A compact sealed subwoofer in high gloss white with a 300W Class D amp and 10" CarbonGlas driver.
    See all Home Subwoofers
    Your price for this item is $699.99

  3. Sonance - i10 IMPACT SUBWOOFER - Impact 10" 300W Powered Wireless Subwoofer (Each) - Black

    SKU: J78WL7SWW2

    Product Description

    A black, ported subwoofer delivering deep, responsive bass with a 10" glass fiber cone and 300W amplifier.
    See all Home Powered Subwoofers
    Your price for this item is $1,485.00

  4. Alpine - 300W Class D Multichannel Amplifier - Black

    SKU: J3XV89X9LG

    Product Description

    A weather-resistant, black Class D amplifier with four channels and waterproof connectors for outdoor audio setups.
    See all Multi-Channel Amps
    Your price for this item is $499.95

  5. Alpine - S-Series Class D Mono Amplifier with Variable Crossovers - Black

    SKU: J3XV8SKS8P

    Product Description

    A powerful black Class D mono amplifier with variable crossovers, preamp outputs, and improved heat management.
    See all Mono Subwoofer Amps
    Your price for this item is $299.99

  6. Stinger - 4000 Series 10GA Complete Amplifier Wiring Kit for Car Audio Systems up to 300W/30A - Red

    SKU: J2VK4TF66R

    Product Description

    A red 10-gauge amplifier wiring kit with corrosion-resistant tinned conductors and water-resistant fuse holder.
    See all Amp Wiring Kits
    Your price for this item is $63.99
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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.