Compact, space-saving, and designed for deep bass performance: The HELIX IK ER8.1-DVC2 is the perfect subwoofer for seamless integration into flat spare wheel recesses. Its exceptional shallow round enclosure makes it an ideal choice for a space-optimized installation without compromising on a proper low frequency reproduction.

Outstanding bass in minimal space
The sophisticated, vented construction of the IK ER8.1-DVC2 ensures outstanding sound quality and superior bass dispersion, delivering rich, powerful low frequencies across the vehicle. Equipped with an 8” (200 mm) woofer featuring a sandwich paper cone, this subwoofer brings impressive deep bass to even the tightest spaces.

Flexible installation and configuration
Thanks to the pluggable screw terminal, installing or removing the subwoofer is quick and secure. Additionally, the configurable voice coil impedance (2 x 2 Ohms, 1 x 4 Ohms, or 1 x 1 Ohm) allows flexible system integration with various amplifiers, catering to different configurations effortlessly.

Built for durability
The subwoofer chassis is flush-mounted, ensuring a sleek, space-saving design while providing enhanced protection. The enclosure features a sturdy carpet surface with the embroidered HELIX logo, adding both style and resilience to the unit. For added security, the included mounting kit ensures reliable fixation within the spare wheel recess.

Features
Compact, shallow round enclosure designed for space-optimized integration in flat spare wheel recesses
Sophisticated, vented construction design delivers outstanding sound quality and ideal bass dispersion in the vehicle
Equipped with one powerful 200 mm / 8” woofer with sandwich paper cone for rich, deep bass
Pluggable screw terminal for quick and safe installation and removal
Voice coil impedance configurable via connection terminal allows flexible system configuration – 2 x 2 Ohms, 1 x 4 Ohms or 1 x 1 Ohm
Flush-mounted subwoofer chassis for space-saving design and enhanced protection
Sturdy carpet surface with embroidered HELIX logo
Including mounting kit for secure fixation of the enclosure in spare wheel recesses

Power handling RMS P 300 Watts
Recommended amplifier power RMS 150 – 300 Watts
Impedance z 2 x 2 Ω / 1 x 4 Ω / 1 x 1 Ω
Max. linear excursion Xmax +/- 6.0 mm
Port tuning frequency Fb 42 Hz
Sensitivity
SPL
88 dB @ 2.83V / 1m
85 dB @ 1W / 1m

Dimensions (D x H) 580 x 120 mm /
22.8 x 4.7”
Integrated subwoofer chassis HELIX IK S8-DVC2
Recommended DSP settings ″Self-define″ highpass 35 Hz / Q = 1.0
EQ filter: not required