ROCKFORD FOSGATE Prime 12" Dual 4-Ohm Subwoofer Black

The RM112D4B is a black 12” 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 RM112D4B is a black 12” subwoofer designed with weatherproofing technology specific for use in marine watercraft or powersports applications. It features a color molded grille that is 100% UV stable. This model 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

Power Handling (Watts RMS)

200 Watts RMS
400 Watts Max

Sd (cm²)

585

Le (mH)

3.56

Re (Ohms)

3.7

Mounting Depth

4.81 in. (122 mm)

CEA-2031 Compliant

Qts

0.59

Qms

10.06

Vas (Liters)

107.7

Size

12"

Fs (Hz)

28.5

Speaker Connector

Dual 12 AWG compression

Shipping Weight

CEA-2031 Compliant

Qts

0.59

Qms

10.06

Vas (Liters)

107.7

Size

12"

Nominal Impedance

Dual 4-Ohm

Magnet Weight (oz)

39.75 oz. (1.13 Kg)

Voice Coil Diameter

2" aluminum