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Rockford Fosgate RM18D4 8" Marine Subwoofer - White
$139.99
Out of stock
SKU
RM18D4
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- 8” White marine subwoofer
- Dual 4-ohm voice coil
- True Marine Grade compliance
- Designed for sealed, vented or infinite baffle installations
- High temperature Kapton former with polyimide insulated copper wire
- UV and salt fog resistant Santoprene surround
- Ultra-flexible fully insulated silicone lead wire
- Moisture, tear and fatigue resistant aramid fiber spider
- White removable trim ring/grille
Unit Includes: 8" Dual 4 ohm White subwoofer driver, White subwoofer grille, Mounting hardware, and Instruction manual
Features:
Element Ready:
Power Handling Max:
Power Handling RMS:
Quick Specs:
Dimensions:
- Rockford Fosgate RM18D4 8" White Marine Subwoofer
- True Marine Grade compliance
- High temperature Kapton former with polyimide insulated copper wire
- Injection molded mineral filled polypropylene cone body with UV inhibitors
- 100% UV stable ASA injection molded plastic parts
- UV and salt fog resistant Santoprene surround
- Ultra-flexible fully insulated silicone lead wire
- Proprietary corrosion resistant spring loaded push terminals
- Moisture, tear and fatigue resistant Aramid fiber spider
- Linear, high excursion matched motor magnetics and suspension design
- Moisture, tear and fatigue resistant aramid fiber spider
- White removable trim ring/grille
- 1.5" aluminum voice coil diameter
Element Ready:
- Dust Resistant
- UV Inhibitor Materials
- Thermal Shock Resistant
- Water Resistant
- Corrosion Resistant
- Stainless Hardware
Power Handling Max:
- 300 Watts Maximum Power
Power Handling RMS:
- 150 Watts nominal continuous power handling RMS
Quick Specs:
- Nominal Impedance: 4 -Ohm
- Frequency Response: 30-250Hz
- Sensitivity: 89 dB @ 1Watt / 1meter
- Magnet Weight: 17.7 oz
Dimensions:
- Mounting depth: 3.6 inches
- Cutout diameter: 7 inches
| Manufacturer | Rockford Fosgate |
|---|---|
| Part Number | RM18D4 |
| Driver Size | 8 inch |
| Subwoofer Shape | Round |
| Voice coils | Dual voice coil |
| Impedance (per voice coil) | 4 ohm |
| FS | 41.5 Hz |
| QES | 0.89 |
| QMS | 8.48 |
| QTS | 0.81 |
| RE | 6.3 Ohm |
| VAS | 19 L |
| Xmax (millimeters) | 7 mm |
| Sensitivity | 89 dB |
| Frequency Response | 31-250Hz |
| Sub enclosure type | Banpass, Freeair, Ported / Vented, Sealed |
| Power Handling RMS | 100 Watts |
| Power Handling Peak | 300 Watts |
| Shallow Mount Subwoofer | No |
| Mounting Depth | $3.60 |
| Cutout Dimensions | $7.00 |
| Sealed Enclosure Recommended Size | 0.55 ft3 |
| Ported Enclosure Recommended Size | 1.1 ft3 |
| Color | White |
| Warranty | 1 Year |
| UPC Code | 780687345396 |
| Return period | 30 days |
| Exchange period | 30 days |
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