1 / 5
Delivers surprising bass and solid value in boats and RVs, and performs well on low-power head units; may need panel deadening and might not satisfy those wanting deeper bass, with an isolated report of failure.
Buyer confidence
68%Highlights
- 2-Year Warranty
- Zinc Nickel-plated Marine grade brass connection terminals
- VAST vertical attach surround technique increases effective radiating cone area up to 25%
- Vented motor design with water-repelling nano coated mesh screen
Key specs
Full specs- Size
- 8"
- Voice Coil Type
- Dual Voice Coil
- Frequency Response
- 20 Hz - 750 Hz
- Voice Coil Diameter
- 1.5" (38.6 mm)
- Magnet Weight (oz)
- 17.72 oz. (0.50 Kg)
- Nominal Impedance (Ohms)
- 1-Ohm or 4-Ohm Switchable
- Power Handling (Watts RMS)
- 150 Watts RMS 600 Watts PEAK
- Vas (Liters)
- 15.7
Key specs
Full specs- Size
- 8"
- Voice Coil Type
- Dual Voice Coil
- Frequency Response
- 20 Hz - 750 Hz
- Voice Coil Diameter
- 1.5" (38.6 mm)
Highlights
Overview- 2-Year Warranty
- Zinc Nickel-plated Marine grade brass connection terminals
- VAST vertical attach surround technique increases effective radiating cone area up to 25%
Review highlights
Based on customer reviewsCompact, punchy marine 8" sub — good for tight spaces
Delivers surprising bass and solid value in boats and RVs, and performs well on low-power head units; may need panel deadening and might not satisfy those wanting deeper bass, with an isolated report of failure.
What buyers praise
- Compact 8" size fits tight spaces in boats, RVs, and small enclosures
- Surprisingly strong, punchy output for its size
What to watch for
- May not satisfy listeners who prefer deeper output from larger subs
Overview
The Rockford Fosgate M1D2-8 Color Optix™ is an 8" dual‑voice‑coil (DVC) 2‑ohm marine subwoofer that delivers loud, clear, accurate bass and offers customizable Color Optix lighting. It is sold individually.
Best for
- Small to mid‑size marine audio systems that need a compact subwoofer with accurate low‑end
- marine‑grade construction
- and integrated lighting options.
Key points
- 8" DVC (dual‑voice‑coil) 2‑ohm design — sold individually.
- Color Optix™ lighting compatible; lighting control requires the PMX‑RGB controller and the RF Connect app (controller sold separately).
- Element Ready™ construction resists water, salt, and UV exposure.
- Integrated Deutsch™ / Amphenol™ connectors provide plug‑and‑play marine connectivity and flexible install options.
- VersaSwitch™ allows changing impedance between 1 and 4 ohms.
- IPX6 water intrusion rated; engineered and validated with ASTM, Klippel, and ISO vibration testing.
Fit and use
Use as a compact marine subwoofer in boat audio systems. The DVC 2‑ohm configuration and VersaSwitch™ let you configure impedance to match your amplifier. Color Optix lighting is enabled through the PMX‑RGB controller and RF Connect app; Deutsch/Amphenol connectors simplify wiring and system integration.
What to know
The speaker is sold individually. Color Optix lighting requires the PMX‑RGB controller (sold separately) and the RF Connect app for control. Element Ready™ design and IPX6 rating are intended for marine environments; verify compatibility with your system and wiring before purchase.
Highlights
Key features
- 2-Year Warranty
- Zinc Nickel-plated Marine grade brass connection terminals
- VAST vertical attach surround technique increases effective radiating cone area up to 25%
- Vented motor design with water-repelling nano coated mesh screen
- Fully insulated silicone tinsel leads
- Ultra-bright wide-angle RGB LEDs provide rich, reliable illumination
- 1.5" (39mm) High Temp Kapton™ Woofer Voice Coil Former
- Industry’s first molded in-frame connectors for simple connectivity in addition to conventional spade terminals
- Integrated Deutsch™/Amphenol™ connectors make wiring connections simple and error proof
- VERSA impedance switch quickly allows series or parallel configuration without additional wiring
- Linear Synthetic Fiber Blend Spiders
- Co-molded surround and mineral filled polypropylene cone body
More info
Manufacturer details
The M1D2-8 Color Optix™ 8” DVC 2-Ohm subwoofers deliver loud, clear, accurate bass, and light the way for your journey! Sold individually (1 each).
Color Optix™: Adjust your own bright, wide, and limitless lighting experience with the Rockford Fosgate Color Optix™ plug-and-play controller (sold separately) and App.
Element Ready™: Purpose Built for the Marine Environment, Rockford’s Element Ready™ products are built to stand up to Water, Salt, and UV rays, making sure your subwoofers stand the test of time.
True Marine Ecosystem: Integrated Deutsch™ / Amphenol™ connections provide industry leading marine plug-and-play connectivity and flexible install options.
Color Optix™: Requires PMX-RGB controller and RF Connect™ App
Color Optix™ Speakers | Launch
Color Optix™ Speakers | Overview
Color Optix™ Controller | Overview
Additional details
The M2 series of Element Ready™ subwoofers are designed to pair with the Rockford Fosgate Color Optix™ Controller and RF Connect App through its Deutsch™ and Amphenol™ connectors integrated into the basket. This combined with their IP67 certification make these speakers Element Ready™ and truly purpose built for marine applications. To compliment the plug and play connectivity and streamline installation, M1 subwoofers are equipped with a VersaSwitch™ to make changing impedance between 1 and 4 ohms as easy as flipping a switch.
Technologies
Element Ready™ | Speakers
All components are protected against harsh outdoor elements like Dust, UV, Temperature, Water, Corrosion &
ASTM B117 Testing
ASTM B117 500Hr Salt/Fog Testing Standards
Klippel Verified
To adorn the ‘Verified with Klippel’ mark, the qualifying company’s loudspeaker engineering personnel must be
ASTM G154 Testing
ASTM G154 500Hr Accelerated UV testing
IPX6 Water Intrusion Rated
A device with a level 6 water resistance rating can survive strong water jets projected by a 12.5mm nozzle at any
ISO60068-2-64 Vibration Testing
ISO60068-2-64 Vibration testing standards ensure the product is durable and can withstand vibrations found on
VAST Surround - Marine
Rockford Fosgate's proprietary surround technique, VAST, provides up to a 25% increase in the speakers effective
VERSA Switch
Allows you to easily configure a 2Ω Dual Voice Coil subwoofer into 1Ω / 4Ω or a 4Ω DVC sub into 2Ω / 8Ω with the
Specs
Specifications
22
| Size | 8" |
| Voice Coil Type | Dual Voice Coil |
| Frequency Response | 20 Hz - 750 Hz |
| Voice Coil Diameter | 1.5" (38.6 mm) |
| Magnet Weight (oz) | 17.72 oz. (0.50 Kg) |
| Nominal Impedance (Ohms) | 1-Ohm or 4-Ohm Switchable |
| Power Handling (Watts RMS) | 150 Watts RMS 600 Watts PEAK |
| Vas (Liters) | 15.7 |
| Sd (cm2) | 227 |
| Le (mH) | 1.70 |
| Qms | 12.3 |
| Qms | 12.3 |
| Qes | 0.98 |
| Fs (Hz) | 44.5 |
| Qts | 0.90 |
| SPL (dB @ 1w/1m) | 87.5 |
| Re (Ohms) | 3.2 |
| Cutout Diameter | 7.10 in. (180.4 mm) |
| Mounting Depth | 3.43 in. (87.1 mm) |
| Woofer Displacement | 0.05 cu. ft. (1.41 Liters) |
| Xmax (mm) | 7.0 |
| Shipping Weight | 4.6 Lbs. (2.10 Kg.) |
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Installation resources
Wiring diagrams
9
Wiring Diagram #1
Source: Rockford Fosgate
Wiring Diagram #2
Source: Rockford Fosgate
Wiring Diagram #3
Source: Rockford Fosgate
Wiring Diagram #4
Source: Rockford Fosgate
Wiring Diagram #5
Source: Rockford Fosgate
Wiring Diagram #6
Source: Rockford Fosgate
Wiring Diagram #7
Source: Rockford Fosgate
Wiring Diagram #8
Source: Rockford Fosgate
Wiring Diagram #9
Source: Rockford Fosgate
Support
Return Authorization
If you bought this product from Onkar Electronics, use the Contact Us page on the Onkar Electronics website and we will help with return authorization and warranty support. If you purchased it from another dealer, contact that authorized dealer first for return assistance.
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