Description
HELIX COMPOSE Ci3 W200FM-S3 – 8″ Performance Car Woofers (100W RMS, 150W Peak, 3Ω)
HELIX COMPOSE Ci3 W200FM-S3 – 8″ Performance Car Woofers (100W RMS, 150W Peak, 3Ω) deliver powerful midbass performance, excellent efficiency, and outstanding sound quality for modern vehicle audio upgrades. Featuring HELIX’s innovative COMPOSE platform, these 8-inch woofers combine premium engineering with universal compatibility, allowing easy integration into a wide range of vehicles.
Designed using advanced materials such as the Cenosphere-coated paper cone and a glass-bead reinforced high-tech polymer basket, the Ci3 W200FM-S3 provides precise bass reproduction, excellent dynamics, and low distortion while maintaining exceptional durability.
HELIX COMPOSE – Universal Speakers, Perfectly Adapted
The HELIX COMPOSE series was developed to bridge the gap between universal aftermarket speakers and vehicle-specific solutions. Thanks to the optional FlexMount200 adapter system, the Ci3 W200FM-S3 can be professionally installed in many factory speaker locations while maintaining excellent acoustic performance.
High Efficiency 3 Ohm Technology
The 3 Ohm impedance is optimized for HELIX and MATCH amplifiers, allowing higher amplifier output compared to conventional 4 Ohm speakers. The result is:
- Higher sound pressure levels
- Improved amplifier efficiency
- Stronger and more dynamic bass
- Greater overall system performance
Premium Cenosphere Cone Technology
HELIX uses an innovative Cenosphere-coated paper cone, where microscopic hollow spheres are integrated into a polyamide coating. This unique construction increases cone rigidity while improving internal damping.
Benefits include:
- Highly accurate bass reproduction
- Fast transient response
- Reduced distortion
- Excellent detail throughout the midbass frequency range
Reinforced High-Tech Polymer Basket
Unlike traditional stamped steel baskets, the Ci3 W200FM-S3 utilizes a glass-bead reinforced polymer composite basket, providing:
- Exceptional rigidity
- Reduced unwanted resonances
- Resistance to temperature changes
- Compact installation dimensions
FlexMount200 System
With the optional FlexMount200 adapters, installation becomes simple and vehicle-specific without modifying factory mounting locations.
This allows:
- OEM-style installation
- Improved acoustic positioning
- Professional fitment
- Easy future upgrades
ProConnect Terminal
HELIX’s automotive-grade ProConnect terminal offers maximum flexibility by supporting both conventional speaker wiring and optional HELIX WireKits.
Advantages include:
- Secure locking connector
- Reverse polarity protection
- High mechanical durability
- Reliable long-term connection
Key Features
- 8″ (200 mm) Performance Midbass Woofer
- 100 Watts RMS / 150 Watts Peak Power
- High-efficiency 3 Ohm design
- Premium Cenosphere-coated paper cone
- Glass-bead reinforced polymer basket
- Powerful magnet system
- Large linear cone excursion
- Polyurethane dust cap for smoother upper midrange response
- Compact installation depth
- ProConnect automotive connector
- Compatible with HELIX FlexMount200 adapters
- Compatible with HELIX WireKits
- Universal mounting ring and grille included
Technical Specifications
| Specification | Value |
|---|---|
| Speaker Size | 8″ (200 mm) |
| RMS Power | 100 W |
| Peak Power | 150 W |
| Impedance | 3 Ω |
| Frequency Response | 50 Hz – 3,000 Hz |
| Sensitivity | 94 dB (2.83V/1m)90 dB (1W/1m) |
| Resonance Frequency (Fs) | 67 Hz |
| Cone Material | Paper with Cenosphere Coating |
| Voice Coil | 25 mm |
| Xmax | ±3.8 mm |
| Installation Diameter | 173.5 mm |
| Installation Depth | 63.7 mm |
| Outer Diameter | 195 mm |
| Outer Diameter with Mounting Ring | 208.9 mm |
Package Includes
- 2 × HELIX COMPOSE Ci3 W200FM-S3 Woofers
- 2 × Universal Mounting Rings with Grilles
- Mounting Hardware
Why Choose HELIX COMPOSE Ci3 W200FM-S3?
The HELIX COMPOSE Ci3 W200FM-S3 is an excellent choice for enthusiasts seeking clean, dynamic midbass performance with simple installation flexibility. Its advanced cone technology, highly efficient 3 Ohm design, premium construction, and compatibility with FlexMount adapters make it a perfect upgrade for factory audio systems and high-quality aftermarket installations alike.

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