Description
HELIX COMPOSE Ci3 W200FM-S2 – 8″ Performance Car Woofers (100W RMS, 150W Peak, 2Ω)
HELIX COMPOSE Ci3 W200FM-S2 – Premium 200 mm Woofer with 2 Ohm Technology for OEM & Custom Audio Upgrades
The HELIX COMPOSE Ci3 W200FM-S2 is a premium 8-inch (200 mm) performance woofer from the innovative HELIX COMPOSE i3 series, engineered to deliver powerful midbass, excellent efficiency and outstanding installation flexibility. Featuring 100W RMS, 150W peak power, 2 Ohm impedance, and a 50 Hz – 3 kHz frequency response, it is an excellent choice for OEM audio upgrades, custom sound systems and high-performance installations.
Built around HELIX’s advanced Cenosphere-coated paper cone, reinforced high-tech polymer basket and FlexMount200 platform, the Ci3 W200FM-S2 combines exceptional sound quality with vehicle-specific installation possibilities.
Designed for Outstanding Performance
The HELIX COMPOSE i3 series was created to provide exceptional sound quality while maintaining excellent value. Every component has been optimized for maximum efficiency and seamless integration with HELIX and MATCH amplifiers.
The Ci3 W200FM-S2 delivers:
- Powerful and dynamic midbass
- High efficiency
- Excellent detail and accuracy
- Low distortion
- Reliable performance in demanding systems
Whether replacing factory speakers or building a premium aftermarket system, this woofer delivers impressive acoustic performance.
High-Efficiency 2 Ohm Technology
The 2 Ohm voice coil allows the amplifier to deliver significantly more output compared to traditional 4 Ohm speakers.
Benefits include:
- Increased amplifier power output
- Higher maximum sound pressure
- Greater system efficiency
- Stronger bass response
- Excellent compatibility with HELIX and MATCH amplifiers
This makes the Ci3 W200FM-S2 ideal for users seeking maximum performance from compact audio systems.
Cenosphere-Coated Paper Cone
HELIX utilizes an innovative Cenosphere-coated paper cone, where microscopic hollow spheres are embedded within a polyamide coating.
Advantages include:
- Increased cone rigidity
- Reduced unwanted resonance
- Excellent internal damping
- Lightweight construction
- Precise and natural sound reproduction
The result is clean, controlled bass and highly detailed midrange performance.
High-Tech Polymer Composite Basket
Unlike conventional stamped steel baskets, the Ci3 W200FM-S2 features a glass-bead reinforced polymer composite basket.
This advanced design provides:
- Exceptional structural rigidity
- Minimal basket resonance
- Reduced magnetic interference
- High resistance to temperature changes
- Compact dimensions for easier installation
The lightweight basket contributes to cleaner sound while simplifying installation in modern vehicles.
FlexMount200 – Universal Meets Vehicle-Specific Installation
The FlexMount200 mounting system allows the woofer to be adapted for numerous vehicle models using optional vehicle-specific adapter rings.
Benefits include:
- OEM-style installation
- Improved acoustic performance
- Wide vehicle compatibility
- Professional fitment
- Simple installation process
The included universal mounting ring and grille provide additional flexibility for custom installations.
ProConnect & WireKits Integration
HELIX equips the Ci3 W200FM-S2 with its professional ProConnect terminal system.
Advantages include:
- Secure automotive-grade connector
- Reverse polarity protection
- Support for conventional speaker cables
- Compatibility with optional HELIX WireKits
- Reliable plug-and-play installation
Optional WireKits allow seamless integration into factory wiring without modifying the original harness.
Key Features
- Premium 8″ (200 mm) performance woofer
- 100W RMS / 150W Peak power handling
- 2 Ohm impedance
- Frequency response: 50 Hz – 3 kHz
- Cenosphere-coated paper cone
- Glass-reinforced polymer composite basket
- 25 mm high-power voice coil
- Powerful magnet system
- ±4.0 mm linear excursion (Xmax)
- High-efficiency 2 Ohm technology
- ProConnect professional connector
- FlexMount200 compatibility
- Universal mounting ring and grille included
- Compatible with optional HELIX WireKits
Recommended Applications
The HELIX COMPOSE Ci3 W200FM-S2 is ideal for:
- OEM speaker upgrades
- Front door installations
- Rear door installations
- Custom audio systems
- HELIX DSP amplifier systems
- MATCH amplifier upgrades
- Plug-and-play vehicle integrations using WireKits
Technical Specifications
| Specification | Value |
|---|---|
| Speaker Type | Performance Woofer |
| Speaker Size | 200 mm (8″) |
| RMS Power | 100 W |
| Peak Power | 150 W |
| Impedance | 2 Ω |
| Frequency Response | 50 Hz – 3 kHz |
| Sensitivity | 96 dB @ 2.83V / 1m |
| Sensitivity | 90 dB @ 1W / 1m |
| Voice Coil | 25 mm |
| Cone Material | Cenosphere-Coated Paper |
| Magnet | High-Efficiency Magnet System |
| Xmax | ±4.0 mm |
| Mounting Depth | 63.7 mm |
Why Choose the HELIX COMPOSE Ci3 W200FM-S2?
The HELIX COMPOSE Ci3 W200FM-S2 combines advanced materials, innovative engineering and installation flexibility in one premium 8-inch woofer. Its 2 Ohm technology, Cenosphere paper cone, high-tech composite basket, and FlexMount200 compatibility provide exceptional sound quality while making installation easier in both factory and custom audio systems. Whether powered by a factory upgrade amplifier or a high-performance HELIX DSP amplifier, it delivers powerful midbass, excellent efficiency and the refined sound quality expected from the HELIX COMPOSE series.
Upgrade Your Sound with HELIX COMPOSE
Experience powerful bass, outstanding clarity and seamless OEM integration with the HELIX COMPOSE Ci3 W200FM-S2. Designed for modern vehicles and demanding audio enthusiasts, it offers premium HELIX performance with maximum installation flexibility and impressive efficiency.

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