Rockford Fosgate RM112D4B 12" 400W Dual 4-Ohm Marine/Boat Subwoofer Prime M1 Sub

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Product Description
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.

 Features: 

  • Rockford Fosgate RM112D4B 12" 400W Dual 4-Ohm Marine/Boat Subwooder Prime M1 Sub
  • CEA-2031 Compliant
  • 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

Specifications:

  • Size: 12"
  • Nominal Impedance: Dual 4-Ohm
  • Power Handling (Watts RMS): 200 Watts RMS; 400 Watts Max
  • Voice Coil Diameter: 2" aluminum
  • Magnet Weight (oz): 39.75 oz. (1.13 Kg)
  • Speaker Connector: Dual 12 AWG compression
  • Fs (Hz): 28.5
  • Re (Ohms): 3.7
  • Le (mH): 3.56
  • Qms: 10.06
  • Qes: 0.62
  • Qts: 0.59
  • Vas (Liters): 107.7
  • Sd (cm2): 585
  • SPL (dB @ 1w/1m): 89
  • Xmax (mm): 7.0
  • Woofer Displacement: 0.12 cu. ft. (3.49 Liters)
  • Cutout Diameter: 10.87 in. (276 mm)
  • Mounting Depth: 4.81 in. (122 mm)
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