HELIX IK W6-SVC2 6.5" Subwoofer – Powerful Bass in Compact Dimensions

Experience rich, deep bass with the HELIX IK W6-SVC2 6.5" subwoofer. Perfect for compact vented enclosures and DIY car audio setups.

If you're after exceptional bass performance packed into a compact dimension, the HELIX IK W6-SVC2 subwoofer is your go-to low bass specialist. Designed for Australian car audio enthusiasts who demand powerful bass without sacrificing space, this 6.5" driver delivers rich, deep bass that transforms your ride’s sound system.

Rich Bass Out of Compact Dimensions

The HELIX IK W6-SVC2 is part of the acclaimed K subwoofer series, known for performing magnificently in very compact enclosures. Whether you’re working with limited space or custom-fitting your vehicle, this subwoofer opens up completely new possibilities for installation without any acoustic compromises.

Clever Engineering for Maximum Performance

At the heart of the IK W6 is an extremely stiff, hand-scooped paper cone paired with a heavy-duty driver system. This combination converts your amplifier's power into loads of sound pressure effortlessly and with minimal compression effects. The double ventilated voice coil ensures high power handling and reduces heat for consistent performance.

Flexible Connection Designed for Any Setup

Available as a 1 x 2 Ohms single voice coil (SVC2), the IK W6 is engineered to fit perfectly into your amplifier configuration, optimizing maximum performance. Whether you’re a seasoned installer or a do-it-yourselfer, this subwoofer adapts to your system needs.

All-Inclusive for DIY Installations

This package comes with a solid protective grille and gasket, so you’re ready to install right out of the box. For the DIY enthusiast, HELIX provides detailed recommendations on sealed and vented enclosures, including net volume, port tuning frequency, and DSP settings to help you achieve optimal bass performance.

Features

• 1 x 2 Ohms single voice coil for flexible amplifier matching

• Powerful magnet system tailored for compact vented enclosures

• Extremely stiff, hand-scooped paper cone for clear, punchy bass

• Double ventilated voice coil minimizing compression effects and enhancing power handling

• Long-excursion rubber surround designed for highest mechanical rating

• Gold-plated terminals ensuring maximum conductivity

• Rugged magnet cover with HELIX lettering for perfect magnet protection

• Grille and gasket included for a complete installation setup

Technical Specifications

• Power handling RMS / Max.: 150 / 300 Watt

• Impedance: 1 x 2 Ω

• DC resistance (Re): 2.0 Ω

• Resonance frequency (Fs): 48 Hz

• Mechanical Q factor (Qms): 3.85

• Electrical Q factor (Qes): 0.33

• Total Q factor (Qts): 0.30

• Compliance (Cms): 544 μm/N

• Equivalent air volume (Vas): 11.4 L

• Force factor (B*I): 6.4 Tm

• Sensitivity (SPL): 93.0 dB @ 2.83V / 1m; 87.0 dB @ 1W / 1m

• Cone area (Sd): 123 cm²

• Moving mass (Mms): 23 g

• Cone material: Hand-scooped paper cone

• Mechanical resistance (Rms): 1.66 kg/s

• Voice coil diameter: 37 mm

• Voice coil winding height: 18 mm

• Max. linear excursion (Xmax): +/- 6.0 mm

• Outer diameter: 164.2 mm / 6.46"

• Installation diameter: 132.5 mm / 5.22"

• Installation depth: 74.3 mm / 2.93"

Recommended Enclosure Details

• Vented box net volume: 7 L

• Port diameter: 50 mm

• Port area: 20 cm²

• Port length: 34 cm (angled port)

• Port tuning frequency (Fb): 45 Hz

• Lower limiting frequency (-3dB): 43 Hz

• Recommended DSP settings:

  • Self-define highpass filter with 45 Hz cut-off frequency and Q = 1.2

  • Additional EQ filter 80 Hz / Q = 1.0 / +1.0 dB

Why Choose the HELIX IK W6-SVC2?

Perfectly suited for compact enclosures and DIY installations, this subwoofer delivers deep bass and powerful low frequency sound waves that bring your music to life. Whether you’re upgrading your existing system or building a new setup, the IK W6 gives you exceptional bass performance with a flexible connection designed to match your amplifier’s needs.

With its solid protective grille, rugged build, and detailed technical data sheet for enclosure design, this subwoofer is ideal for anyone serious about optimal bass performance in a limited space.

What’s in the Box?

• 1 x Subwoofer HELIX IK W6-SVC2

• 1 x Grille

• 1 x Gasket

• 1 x Data sheet

Upgrade your car audio with the HELIX IK W6-SVC2 today — the right low bass specialist for unmatched sound quality and compact dimensions!