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Introducing the Down4Sound JP3 — a compact 555W constant-power monoblock amplifier engineered for clean output, consistent performance, and unmatched versatility. Designed to deliver the same 555W RMS at 1 OHM, 2 OHM, and 4 OHM, this amplifier gives you true “any-OHM” flexibility without sacrificing clarity or control.
The JP3 is built for serious bass lovers who need reliable power in a compact footprint. Its advanced Class D design, low distortion, and fully adjustable tuning controls make it perfect for daily builds, small-space installs, motorcycles, ATVs, Powersports setups, or any system that demands clean, punchy output.
A durable chassis and premium internal components ensure long-term reliability, while the compact size allows for easy mounting in tight spaces. Whether you’re upgrading a factory system or building a custom enclosure, the JP3 delivers clean, stable power every time you turn it up.
Power Ratings
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1 OHM: 555W RMS @ 14.4V
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2 OHM: 555W RMS @ 14.4V
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4 OHM: 555W RMS @ 14.4V
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2 OHM Strapped: 1110W RMS
Tuning & Controls
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Low Pass Filter: 35Hz – 250Hz
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Subsonic Filter: 10Hz – 50Hz
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Bass Boost: 0–9dB
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Crossover: 12dB slope
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Frequency Response: 10Hz – 254Hz
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Input Sensitivity: 6V – 0.2V
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Signal-to-Noise Ratio: 93dB
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THD @ 4 OHM: <0.1%
Build & Protection
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High/Low voltage protection
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Thermal protection
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Speaker short protection
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DC protection
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70A fuse rating (single)
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140A fuse rating (strapped)
Dimensions
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Length: 6.29 inches
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Width: 7.40 inches
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Height: 2.24 inches
The Down4Sound JP3 is a compact powerhouse delivering stable output, flexible installation options, and clean audio performance across every impedance. Perfect for small builds and serious daily systems alike, this amp is designed to perform wherever you need power.
| Shipping | Most items ship within 1–3 business days. Delivery time varies by item, vendor, and destination. |
Need help before ordering? Contact Droppin HZ and we can help confirm fitment, power needs, or supporting gear for your build.
Description
Introducing the Down4Sound JP3 — a compact 555W constant-power monoblock amplifier engineered for clean output, consistent performance, and unmatched versatility. Designed to deliver the same 555W RMS at 1 OHM, 2 OHM, and 4 OHM, this amplifier gives you true “any-OHM” flexibility without sacrificing clarity or control.
The JP3 is built for serious bass lovers who need reliable power in a compact footprint. Its advanced Class D design, low distortion, and fully adjustable tuning controls make it perfect for daily builds, small-space installs, motorcycles, ATVs, Powersports setups, or any system that demands clean, punchy output.
A durable chassis and premium internal components ensure long-term reliability, while the compact size allows for easy mounting in tight spaces. Whether you’re upgrading a factory system or building a custom enclosure, the JP3 delivers clean, stable power every time you turn it up.
Power Ratings
-
1 OHM: 555W RMS @ 14.4V
-
2 OHM: 555W RMS @ 14.4V
-
4 OHM: 555W RMS @ 14.4V
-
2 OHM Strapped: 1110W RMS
Tuning & Controls
-
Low Pass Filter: 35Hz – 250Hz
-
Subsonic Filter: 10Hz – 50Hz
-
Bass Boost: 0–9dB
-
Crossover: 12dB slope
-
Frequency Response: 10Hz – 254Hz
-
Input Sensitivity: 6V – 0.2V
-
Signal-to-Noise Ratio: 93dB
-
THD @ 4 OHM: <0.1%
Build & Protection
-
High/Low voltage protection
-
Thermal protection
-
Speaker short protection
-
DC protection
-
70A fuse rating (single)
-
140A fuse rating (strapped)
Dimensions
-
Length: 6.29 inches
-
Width: 7.40 inches
-
Height: 2.24 inches
The Down4Sound JP3 is a compact powerhouse delivering stable output, flexible installation options, and clean audio performance across every impedance. Perfect for small builds and serious daily systems alike, this amp is designed to perform wherever you need power.
Shipping
| Shipping | Most items ship within 1–3 business days. Delivery time varies by item, vendor, and destination. |
Need help before ordering? Contact Droppin HZ and we can help confirm fitment, power needs, or supporting gear for your build.
REVIEW
Make sure this matches your bass setup.
Subwoofers perform best when the enclosure, amplifier, impedance, wiring, and electrical support all work together. Use these links to complete the system around this product.
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