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Rockville

W8K9D4 8" Subwoofers 2-Pack + KRYPTON-M3 Amplifier Bundle

Name: W8K9D4 8" Subwoofers 2-Pack + KRYPTON-M3 Amplifier Bundle
Brand: Rockville
SKU: (2) W8K9D4+RXD-M3+RWK41
Price: 394.85 USD
Availability: InStock

12" Car Subwoofer 350W RMS Each, dB13 Mono Amp 750W RMS @ 2Ω, 4 AWG Copper Wiring Kit

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$394.85

$394.85 ~~$729.97~~

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Features

Dual 12" subs add deep, dynamic bass
dB13 mono amp delivers stable power
Class D design runs cool and efficient
4 AWG copper kit reduces voltage drop
RCA and hardware included

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What's Included in the box

(2) W12K5S4 12" 4Ω Subwoofers
dB13 Mono Amplifier with Bass Remote
RWK41 4 AWG Amp Wiring Kit

SKU: SKU: (2) W8K9D4+RXD-M3+RWK41

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Product Description

Build a refined bass stage with two efficient 12" subs and a dyno‑rated mono amplifier tuned for clean, confident low end. Ideal for custom boxes or factory replacements, the Class D amp provides stable power while the 4 AWG copper wiring kit keeps current strong and noise low. A smart path to powerful bass with the flexibility to choose your enclosure and placement.

Features

Strong Bass Foundation
Dual 12" drivers with 350W RMS each deliver punchy, musical lows that complement factory or aftermarket systems.
Reliable Power Delivery
Dyno‑certified dB13 supplies 750W RMS @ 2Ω with adjustable filters for tailored response and control.
Thermal Management
High-speed MOSFET supply and protection circuitry keep performance consistent on long drives.
Signal Integrity
100% copper twisted‑pair RCAs and 4 AWG cable reduce resistance and help maintain a clean signal path.
Install Flexibility
Choose sealed or vented enclosures to suit space, output, and tonal preference without limiting your layout.

Technical Specifications

Type Car audio subwoofer and amplifier bundle (no box)
Subwoofers 12" single 4Ω, 350W RMS (each), 1400W peak
Amplifier Mono Class D, 750W RMS @ 2Ω; 450W RMS @ 4Ω
Frequency Response (Sub) 25 Hz – 1.5 kHz
Sensitivity (Sub) 88 dB
Sealed Volume (Per Sub) 0.8 – 1.3 cu.ft (recommended)
Vented Volume (Per Sub) 1.3 – 2.0 cu.ft (recommended)
Cutout Diameter (Sub) 11.02"
Mounting Depth (Sub) 5.03"
Amp Dimensions 9" W x 2.4" H x 14.7" L
Weight (Sub, each) 10.1 lb

W8K9D4 8" Subwoofers 2-Pack + KRYPTON-M3 Amplifier Bundle