# Alpine R-W12D4 12" 4 ohm Subwoofer

**Manufacturer:** Alpine  
**MPN:** `RW12D4`

The Alpine Type R 12 Inch 2250 Watt Max 4 Ohm Round Car Audio Subwoofer features a Parabolic Cone Structure with Pulp/Kevlar Cone and PP/Mica/Talc Dust Cap, and High Amplitude Multi-Roll surrounds. It has a Power Range of 500W-750W RMS and Power Handling of 750W RMS / 2250W Peak, with a Magnet Weight of 127oz and Voice Coil Diameter of 65.5mm / 2.6 inches. Suitable for sealed or ported boxes, it can be used in applications with a Net Internal Volume of 0.55-1.0 ft^3 for sealed or 1.0-1.5 ft^3 for ported.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Alpine |
| Manufacturer name | Alpine |
| Manufacturer | Alpine |
| Extra Product Name | Alpine R-W12D4 12" 4 ohm Subwoofer |
| moq | 1 |
| MPN | RW12D4 |
| multiple | 1 |
| qtyInStock | Out of stock |
| SKU | RW12D4 |
| tierMinQty1 | 1 |
| tierPrice1 | 249.99 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Sound of Tristate | RW12D4 | 249.99 | 1 | None | 1 |
| Custom Sounds | RW12D4 | 249.99 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/134000000/134435000/part_--RW12D4---Alpine--88c407152c.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp