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Rockford Fosgate RM112D4B

400W 12" Prime R1 Series Dual 4-ohm Marine Subwoofer

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• Peak Power: 400W
• RMS Power: 200W
• Injection molded mineral filled polypropylene cone
• UV and salt fog resistant Santoprene surround
• CEA-2031 Compliant & Klippel Verified

Learn more about the rm112d4b

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Product Highlights


• Peak Power: 400W
• RMS Power: 200W
• Injection molded mineral filled polypropylene cone
• UV and salt fog resistant Santoprene surround
• CEA-2031 Compliant & Klippel Verified

Description


Rockford Fosgate brand icon

Authorized dealer

Rockford Fosgate RM112D4B


Rockford Fosgate RM112D4B - 12" Prime R1 Series Marine Subwoofer

The RM112D4B subwoofer is a 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. Its CEA-2031 Compliant 200 watts RMS is a perfect fit for a wide range of audio applications especially those that require the capacity to handle power under continuous demand.



UV Inhibitor Materials

Make Mother Nature Shake

Rockford Fosgate engineered the RM112D4B to provide modest power, but enough power to get any party going. With a 2" 4-layer aluminum voice coil, Santoprene surround, and Moisture, tear and fatigue resistant Aramid fiber spider this driver is built to get Mother Nature moving. In addition The driver is Klippel Verified, which means Rockford Fosgate has made the investment to deliver the best possible subwoofers to their customers.



Element Ready

Element Ready

Rockford Fosgate knows that when you shop for speakers for your boat, UTV or motorcycle, you are looking for something that is not only going to sound amazing but stand up to the elements. The driver is equipped with 100% UV stable ASA injection molded plastic parts, including Injection molded mineral filled polypropylene cone body with UV inhibitors and UV and salt fog resistant surround to keep your rocking in even the most daunting surroundings.





General Features:

  • 12" Prime R1 Series Dual 4-ohm Marine Subwoofer
  • Power Handling:
    • Peak: 400 watts
    • RMS: 200 watts
  • CEA-2031 compliant
  • Klippel Verified
  • Injection molded mineral filled polypropylene cone
  • UV and salt fog resistant Santoprene surround
  • 2" 4-layer aluminum voice coil
  • True Marine Grade compliance
  • 100% UV stable ASA injection molded plastic parts
  • 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 included
  • Dual 12 gauge compression terminals
  • Top-mount depth: 4.81"
  • Cutout diameter: 10.87"
  • Frequency Response: 22 - 250 Hz
  • Fs: 29 Hz
  • Qts: 0.64
  • Vas: 3.83 ft³
  • Xmas: 7.0 mm
  • Sensitivity: 88 dB
  • Optimum Sealed Enclosure: 1.65 ft³
  • Optimum Ported Enclosure: 2.45 ft³
  • Infinite Baffle Compatible
  • Also available in Wnite: Rockford Fosgate RM112D4
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty
  • Priced Individually

Check out the Rockford Fosgate RM112D4B Owner's Manual

This item is currently not eligible for our low price guarantee. This may be due to supply constraints, manufacturer restrictions, or another reason. We're always here to help you get the best price possible so give us a call or email today. Our experts will do their best to build the system that works for you within the rules.

Subwoofer Wiring Guide


Wiring Guide to Wire 1 Rockford Fosgate RM112D4B Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Rockford Fosgate RM112D4B Subwoofers

Mono Amp

Mono Amp - Option 1

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Rockford Fosgate RM112D4B Subwoofers

Mono Amp

4 Channel Amp

Wiring Guide to Wire 4 Rockford Fosgate RM112D4B Subwoofers

Mono Amp

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp


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Specifications & Details


Subwoofer Specifications
Series
Prime R1 Series
Subwoofer Size
12"
Peak Power Handling
400 watts
RMS Power Handling
200 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
4 ohm
Xmax (millimeters)
7.0 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
T/S Parameters (Electromechanical)
Free-Air Resonance (Fs)
28.5 Hz
Equivalent Compliance (Vas)
107.7 liters
Total Speaker Q Value (Qts)
0.59
Electrical Q Value (Qes)
0.62
Electrical Resistance of Voice Coil (Re)
3.7 ohm
Mechanical Q Value (Qms)
10.06
What is in the box?
Paperwork
User manual
WITB: Subwoofers
Subwoofer
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

RM112D4B

Weight:

12.13lbs

Internal SKU:

rm112d4b

Internal Product ID:

94340

Product and How-to Videos


Customer Ratings & Reviews


Rockford Fosgate RM112D4B thumbnail image

5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

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Awesome

Excellent and clear bass. No issues with installing gives hard-hitting sound.

By Carlo on April 29, 2020 Checkmark Icon Verified purchase

6 found this helpful


excellent price

honestly, for the price these subs play great, there doesn't have a big rms but they pound I have theses playing on a Hifonics Brutus n them kicking ass in my van.

By mechanic on May 26, 2020

2 found this helpful




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