ROCKFORD FOSGATE
ROCKFORD FOSGATE Prime 8" Dual 2-Ohm Subwoofer
The RM18D2 is a white 8” Prime R1 subwoofer designed for marine watercraft or powersports applications. It features color matched grille and is UV and moisture resistant. Can be used in sealed, vented or infinite baffle installations.
The RM18D2 is a white 8” Prime R1 subwoofer designed for marine watercraft or powersports applications. It features color matched grille and is UV and moisture resistant. Can be used in sealed, vented or infinite baffle installations.
- True Marine Grade compliance
- 100% UV stable ASA injection molded plastic parts
- Injection molded mineral filled polypropylene cone body with UV inhibitors
- 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
- Removable trim ring/grille
- Available in black or white
- 2 Year Warranty
Size
8"
Speaker Connector
Dual 12 AWG compression
Shipping Weight
SPL (dB @ 1w/1m)
85
CEA-2031 Compliant
Cutout Diameter
7.0 in. (177 mm)
Woofer Displacement
0.05 cu. ft. (1.41 Liters)
Sd (cm2)
277
Nominal Impedance
Dual 2-Ohm
Magnet Weight (oz)
17.72 oz. (0.50 Kg)
Voice Coil Diameter
1.5" aluminum
Mounting Depth
3.6 in. (91.7 mm)
Fs (Hz)
40
Qts
0.76
Qes
0.83
Qms
9.85
Xmax (mm)
7.0
Power Handling (Watts RMS)
150 Watts RMS
300 Watts Max
300 Watts Max
Vas (Liters)
17.9
Re (Ohms)
3.1
Le (mH)
1.61