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Master & dynamic

Down4Sound JP84 | 400W RMS 4CH AMPLIFIER

In stock

Color: Red
weight: 10.5 lb
dimensions: 13.38″ L × 7.40″ W × 2.24″ H
Regular price $179.99
Sale price $179.99 Regular price
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Shipping calculated at checkout.
Description

The Down4Sound JP84 is a high-performance 4-channel car audio amplifier engineered to deliver clean, reliable, and powerful sound for daily-driven and performance audio systems. Designed for enthusiasts seeking a compact yet powerful amplifier, it features 400W RMS output across four channels, making it ideal for component speaker setups, subwoofers, and multi-channel audio systems.

This unit is brand new, ensuring flawless performance and maximum reliability right out of the box. The JP84 integrates easily into any 12-volt car audio system and is designed for users who want high-quality audio with low distortion and efficient thermal management.

Key Benefits

  • 4 x 100W RMS at 4-ohm for consistent multi-channel amplification.
  • Class AB design ensures balanced audio fidelity and efficiency.
  • Compact chassis suitable for tight installation spaces.
  • Built-in thermal and overcurrent protection for safe operation.
  • Works exceptionally well with component speakers, full-range systems, and small subwoofer setups.

Technical Specifications

  • Channels: 4
  • RMS Power: 400W total (100W per channel at 4-ohm)
  • Peak Power: 800W total
  • Impedance: 4-ohm stable
  • Class: AB
  • Frequency Response: 20–20,000 Hz
  • Signal-to-Noise Ratio (SNR): >90 dB
  • Total Harmonic Distortion (THD): <0.05%
  • Cooling: Built-in heat sinks and ventilation
  • Input Sensitivity: 0.2–6V
  • Physical Dimensions & Weight
  • Dimensions: 13.38″ L × 7.40″ W × 2.24″ H
  • Weight: 10.5 lb

Installation & Compatibility

The Down4Sound JP84 performs best when paired with speakers and subwoofers matching its 4-ohm impedance. Proper wiring, fusing, and secure mounting are recommended for optimal performance and safety. Ideal for users seeking reliable, high-quality multi-channel amplification in a compact form factor.

FAQS

  • What kind of amplifier is the Down For Sound JP8?
    The JP8 is a compact monoblock amp delivering clean, efficient power for small to mid-sized subwoofer setups.
  • How much power does the JP8 provide?
    Power output varies by impedance, but it delivers strong RMS performance ideal for daily bass builds.
  • Is the JP8 reliable for long play sessions?
    Yes, it features robust protection circuits that help maintain stability and prevent overheating.
  • Can I run the JP8 with a stock electrical system?
    For most setups, yes—but high-power subwoofers may require electrical upgrades for optimal performance.
Shipping Information

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

Shipping from the warehouse after you place your order is same day in most cases, but if it's the holidays or a seasonal rush, in most cases it takes 1 to 3 days. If anything comes up, we will notify you via email or call you. Packages usually arrive in 3 to 10 business days, depending on the service. If anything happens after your product is shipped, please contact the service provider (UPS or USPS first), as we can’t act on your behalf once the item is shipped.

Shipping is FREE over $100.00 in the Continental US. Hawaii, Alaska, and US territories will have shipping calculated at checkout. Orders below $100.00 have a shipping cost starting at $25.00, with the final price calculated per order depending on the item or items purchased. International shipping is calculated by Zonos, a third-party international shipping partner. If there are any issues or exclusions with your purchase, we will reach out to notify you.

When you place an order, we will estimate shipping and delivery dates based on item availability and the shipping option you select. Depending on the shipping provider, estimated shipping dates may appear on the shipping quotes page.

IMPORTANT DELIVERY NOTICE: If you feel you live in an unsafe area where a package could be stolen, please ship your order to a safer address. Once the package has been shipped and scanned as delivered, it becomes the responsibility of your home or homeowners insurance. Please be diligent to ensure safe delivery.

We are happy to offer signature-required delivery if requested. If you would like your package to require a signature, please include this request in your order notes. Please note that shipping rates for many items are weight-based. Item weights can be found on the product detail page and are rounded up to the next full pound to comply with shipping carrier policies.

Route Package Protection: We’ve partnered with Route, a package protection and tracking solution, to provide an enhanced delivery experience. Route offers low-cost shipping protection in case your package is lost, stolen, or damaged during transit.

Route also offers a mobile app that allows you to visually track all your online orders in one place—no need to search emails for tracking numbers. Dynamic maps and real-time shipping updates keep you informed throughout the delivery process. The Route app is available on both Android and Apple app stores.

If you experience an issue with your order, please file a claim directly with Route’s support team.

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