FREE SHIPPING
Free shipping on every order — no minimum purchase required.DESCRIPTION
Harmony Audio HA-A400.1 Class D Mono Amplifier — A compact, efficient subwoofer amp designed to power bass-heavy car audio systems with clean, high-output performance.
- 800W RMS output at 4 ohms
- Class D topology for low heat and high efficiency
- Mono channel optimized for subwoofer applications
- Compact size fits easily under seats or in trunk enclosures
This amp delivers powerful, distortion-free bass while running cool during extended use, making it ideal for enthusiasts upgrading their car's low-end response.
SHIPPING & RETURNS
SHIPPING
- Free Shipping on all orders — no minimum purchase required.
- Orders are dispatched within 24 hours of purchase (business days).
- Estimated delivery: 2–5 business days within the contiguous United States.
- Tracking information emailed as soon as your order ships.
RETURNS
- Exchanges accepted — we want you to be completely satisfied.
- If a part does not fit or is not as described, contact us within 7 days for an exchange.
- Items must be in original, unused condition and in original packaging.
WARRANTY
- 1-Year extended warranty available at additional cost — ask us for details.
FITMENT & COMPATIBILITY
Please verify that this part is compatible with your vehicle's year, make, model, and trim level before ordering. Part numbers and fitment details are listed in the product description. If you have any questions about compatibility, our team is happy to help — contact us by phone or email before purchasing.
Phone: (803) 723-7074
Email: sales@findmypart.shop
Hours: Mon–Fri, 9am–5pm EST
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