Polk Audio db840

8" Single 4 ohm db Series Subwoofer (Marine Certified)

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$99.99 List Price
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$49.99
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Description

Features & Specs

Reviews

Accessories

  • 8" Single 4 Ohm Marine Certified Subwoofer
  • Power Handling:
    • Peak: 360 watts
    • RMS: 180 watts
  • Impedance: Single 4 ohm
  • Polypropylene cone woofer
  • Santoprene rubber surround
  • Marine certified: capable of withstanding harsh marine environment
  • Vented coil coupler
  • Fire-retardant NOMEX spider with linear motion
  • Designed and aligned with Klippel laser analyzer
  • Triple vented 4-layer Kapton single 4 ohms voice coil
  • Frequency response: 30-200 Hz
  • Sensitivity: 85 dB
  • 1-year SonicElectronix.com warranty
Product History:
Polk Audio db840 thumbnail
(newest, current model)
Polk Audio db804 thumbnail
(previous model, replaced by Polk Audio db840)
Product Summary
Manufacturer:Polk Audio
Model number: db840
UPC:747192113766
Weight:7.00 lbs
Internal SKU:db840
Internal Product ID:12333

Why Sonic Electronix?

Customer Testimonial

Sonic Electronix has the best deals and selection out there. They have great products, shipping, prices, and service. This is the first item that I have bought for myself off of here but I bought a head unit for a friend off of here and it came with everything you need to install.

- Dan from Beaver Falls,PA

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