Helix Compose i5 Ci5 M80FM-S3 Midrange Speakers 3 Inch 80 mm FlexMount 90w RMS
The Helix Ci5 M80FM-S3 is a pair of 3-inch (80 mm) midrange speakers from the Helix Compose i5 series, rated at 90 W RMS and 135 W max, with a 3-ohm impedance and the FlexMount system for straightforward fitting in factory speaker positions.
Key specifications
- Size: 3-inch (80 mm) midrange, supplied as a pair
- Power handling: 90 W RMS, 135 W max
- Impedance: 3 ohms
- Frequency response: 200 Hz to 6,000 Hz
- Sensitivity: 92 dB @ 2.83 V / 1 m (88 dB @ 1 W / 1 m)
- Cone: silicon-coated paper
- Installation depth: 30.2 mm
- Mounting: FlexMount80 (FlexMount100 with optional CFMK80-100 adapter)
Developed Inside the Vehicle
Compose is Helix's answer to modern car design. Developed inside the vehicle, for the vehicle, it combines universal speakers with the advantages of vehicle-specific systems — making it straightforward to add a dedicated midrange to an active or multi-way car audio setup.
3 Ohm Efficiency
The 3-ohm design raises efficiency and maximum sound pressure. Impedances are matched to Helix and Match amplifiers, ensuring the pairing always delivers full performance.
FlexMount Fitting
The FlexMount system simplifies installation across a wide range of vehicles and factory speaker positions. The standard FlexMount80 bracket is included; upgrading to FlexMount100 requires the optional CFMK80-100 adapter kit.
Specification:
| Power handling | RMS / Max. P 90 / 135 Watts |
|---|---|
| Impedance | Z 3 Ω |
| Frequency response | 200 Hz - 6,000 Hz |
| Sensitivity | SPL 92 dB @ 2.83 V / 1m |
| Cone | area Sd 36 cm² |
| Cone | material Silicon coated paper cone |
| Voice coil | diameter ø 20 mm |
| Voice coil | winding height 7 mm |
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What's Included:
- 2 x Ci5 M80FM-S3
- 2 x Universal FlexMount CFM80 MULTI.1 & MULTI.2
- 2 x Universal connection cable
- 2 x FlexConnect inlay set (A, B, C, D)
- 2 x Speaker gasket
- 2 x Mounting ring with grille
- 1 x Mounting material
