Rockford Fosgate RM18D4B Prime 8″ Dual 4-Ohm Subwoofer – Black

SKU RM18D4B
is available on purchases between $10 and $2,000 learn more

NOW DISCONTINUED

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The RM18D4B is a black 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
Element Ready™ - Subwoofers
Element Ready™ – Subwoofers

These subwoofers are protected against Dust, UV, Water, Corrosion, and feature Stainless hardware.

CEA-2031
CEA-2031

Power handling on Rockford Fosgate speakers conform to CEA-2031 industry standards.

Klippel Verified
Klippel Verified

Klippel is a speaker certification program allowing us to deliver the best possible subwoofers.

ASTM Test Standards
ASTM Test Standards

Marine Grade standards ensure resistance to extreme environments.

VAST Surround - Marine
VAST Surround – Marine

The Vertical Attach Surround Technique significantly increases a subwoofer’s effective radiating cone area up to 25%.

FlexFit 2 Basket - Marine Sub
FlexFit 2 Basket – Marine Sub

The slot mounted frame pattern allows for variable adjustments to the mounting position of the subwoofer.

Anodized Aluminum Voice Coil Former
Anodized Aluminum Voice Coil Former

Rockford Fosgate subwoofers use anodized aluminum voice coil formers for superior heat dissipation (up to 100° …

Weight
0.0000 kg
Dimensions
N/A
Model

RM18D4B

availability

Online, Store

This product is now discontinued
Check out our range of Marine subwoofers