---
product_id: 5404630
title: "Dayton Audio SPA500 500W Subwoofer Plate Amplifier"
brand: "dayton audio"
price: "R15490"
currency: ZAR
in_stock: true
category: "Dayton Audio"
url: https://www.desertcart.co.za/products/5404630-dayton-audio-spa500-500w-subwoofer-plate-amplifier
store_origin: ZA
region: South Africa
---

# 500W Class-AB clean power Patented high-efficiency power supply Custom low-frequency parametric EQ Dayton Audio SPA500 500W Subwoofer Plate Amplifier

**Brand:** dayton audio
**Price:** R15490
**Availability:** ✅ In Stock

## Summary

> 🔊 Unleash the bass beast with precision power!

## Quick Answers

- **What is this?** Dayton Audio SPA500 500W Subwoofer Plate Amplifier by dayton audio
- **How much does it cost?** R15490 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/5404630-dayton-audio-spa500-500w-subwoofer-plate-amplifier)

## Best For

- dayton audio enthusiasts

## Why This Product

- Trusted dayton audio brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Tailor Your Thump:** Low-frequency parametric EQ lets you sculpt bass tones to fit your unique soundscape perfectly.
- • **Efficiency Meets Muscle:** Patented tracking downconverter power supply maximizes energy use, keeping your system cool and green.
- • **Toroidal Transformer Tech:** Premium toroidal power supply transformer ensures stable, noise-free power for deep, rich bass.
- • **Pure Power, Zero Distortion:** High-power Class-AB output delivers crystal-clear, controlled bass that commands attention.
- • **Built to Protect, Designed to Perform:** Advanced soft clip circuitry safeguards your woofers while expanding dynamic headroom for punchy lows.

## Overview

The Dayton Audio SPA500 is a 500W Class-AB subwoofer plate amplifier featuring a patented high-efficiency tracking downconverter power supply and a toroidal transformer for stable, clean power delivery. It includes a low-frequency parametric EQ for custom sound shaping and advanced soft clip circuitry to protect your woofers while enhancing dynamic range, making it an ideal upgrade for audiophiles seeking powerful, precise bass performance.

## Description

desertcart.com: Dayton Audio SPA500 500W Subwoofer Plate Amplifier : Electronics

## Features

- High power Class-AB output stage for clean, controlled output
- Patented tracking downconverter power supply for high efficiency
- Toroidal power supply transformer
- Low frequency parametric EQ allows you to boost or cut to custom-tailor sound
- Advanced soft clip circuitry improves headroom and protects woofers

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0048FHWL8 |
| Best Sellers Rank | #292,689 in Electronics ( See Top 100 in Electronics ) #1,326 in Audio & Video Distribution Wall Plates |
| Brand Name | Dayton Audio |
| Customer Reviews | 4.3 4.3 out of 5 stars (43) |
| Global Trade Identification Number | 00844632015922 |
| Item Dimensions | 5.24 x 11.94 x 11.94 inches |
| Manufacturer | Dayton Audio |
| Material Type | Hercules |
| Model | SPA500 |
| Mounting Type | Clip On |
| Number of Channels | 1 |
| Output Power | 273 Watts |
| Package Type Name | Box |
| Part Number | 300-807 |
| Specification Met | FCC |
| Supply Current | 4.7 Amps |
| UPC | 844632015922 |
| Voltage | 5 Volts |

## Product Details

- **Brand:** Dayton Audio
- **Item dimensions L x W x H:** 5.24 x 11.94 x 11.94 inches
- **Manufacturer:** Dayton Audio
- **Mounting Type:** Clip On
- **Voltage:** 5 Volts

## Images

![Dayton Audio SPA500 500W Subwoofer Plate Amplifier - Image 1](https://m.media-amazon.com/images/I/81vtey8NgZL.jpg)

## Questions & Answers

**Q: would this unit require an additional crossover for some one building a sub?**
A: No, this work perfect for Sub with only direct signal from mixer. This have filters and frequency variant in the controls. It's a excelent product for subs

**Q: What’s it mean when the green power light  flickers  Red.?**
A: That means you are driving the amp beyond its limits and driving it into clipping which may damage the amp as well as the driver.

**Q: Would a lower impedance sub like a jl audio 8w77 @3ohms work with this amplifier?**
A: It is not recommended to use any driver with an impedance under four ohms.

**Q: can i hook this up to a home theater reciever?**
A: If it has a subwoofer output.

## Frequently Bought Together

- Dayton Audio SPA500 500W Subwoofer Plate Amplifier
- Sewell SW-29863-12 Deadbolt Banana Plugs 12-Pairs by, Gold Plated Speaker Plugs, Quick Connect
- FosPower Subwoofer Cable (10 FT) RCA to RCA Audio Stereo Cable, Male to Male - Dual Shielded Cord | 24K Gold Plated Connector | Corrosion Resistant | Clean Sounding Signal

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**Shop now:** [https://www.desertcart.co.za/products/5404630-dayton-audio-spa500-500w-subwoofer-plate-amplifier](https://www.desertcart.co.za/products/5404630-dayton-audio-spa500-500w-subwoofer-plate-amplifier)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-07-05*