Alpine S2-S40 – 10 cm 2-way coaxial speaker
Item no. ALP-10185
Alpine S2-S40 is a speaker upgrade that should be matched by size, impedance and mounting dimensions. Use the specifications to pair it with the head unit or amplifier.
- RMS Power: 55 W
- Impedance: 4 Ω
- Mounting Depth: 43.0 mm
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Need help matching this product to your installation? Contact me with the model and equipment details.
Technical details
| Brand | Alpine |
|---|---|
| Model | S2-S40 |
| RMS Power | 55 Watts |
| Peak Power | 140 Watts |
| Impedance | 4 Ohms |
| Frequency Range | 100 Hz - 40 kHz (Hi-Res Audio Certified) |
| Sensitivity | 86 dB/W |
| Mounting Depth | 43.0 mm |
| Cutout Diameter | 93.6 mm |
| Woofer Size | 10cm (4”) |
| Størrelse | 4" (10cm) 2-way speakers |
| RMS effekt | 55 watt |
Installation and choosing accessories
Check cut-out and mounting depth before ordering. Match impedance and RMS handling to the amplifier; peak power is not continuous power.
Full product description
The Alpine S2-S40 is a speaker upgrade where size, impedance, and mounting dimensions must match the installation. Use the specifications to match the speaker with your radio or amplifier.
- Continuous power (RMS): 55 W
- Impedance: 4 Ω
- Mounting depth: 43.0 mm
Specifications
| Brand | Alpine |
|---|---|
| Model | S2-S40 |
| Continuous power (RMS) | 55 W |
| Peak power | 140 W |
| Impedance | 4 Ω |
| Frequency response | 100 Hz - 40 kHz (Hi-Res Audio certified) |
| Sensitivity | 86 dB/W |
| Mounting depth | 43.0 mm |
| Cutout diameter | 93.6 mm |
| Woofer | 10cm (4”) |
| Size | 4" (10cm) two-way speakers |
| Power (RMS) | 55 watts |
Compatibility and mounting
Check the cutout diameter and mounting depth before purchasing. Match the impedance and RMS power handling with the amplifier; peak power is not the same as continuous power.
Documents and support
Are you unsure which model fits your installation? Contact me with the model name and details about your equipment, and I will help you choose the right parts.