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Polk Audio DB840 8" 360 Watt Waterproof Marine Subwoofer

Code: DB840      Last Updated: 2022-10-05 13:23:45
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DB840 2

Product Details:

This smaller subwoofer is great for situations where you want to add some low end to your system, but you don't have a lot of space available.

This unit does not come with a grill. A grill can be purchased separately (DB8G).

All Polk Audio speakers are marine certified which means they are waterproof and UV resistant.
  • Priced and sold individually, NOT in pairs
  • Waterproof - can be splashed, rained on and hosed down, but not submerged
  • 360 watts peak power handling
  • 180 watts RMS (continuous) power handling
  • Efficiency: 85 dB
  • 4 ohm impedence
  • Cutout diameter: 7 1/8"
  • Overall diameter: 8"
  • Mounting depth when mounted from the front: 4 1/16"
  • Mounting depth when mounted from rear: 4 1/2"
  • 30 - 200 Hz frequency response
  • 1 year manufacturer warranty

Download manual or factory spec sheet

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