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Polk Audio db521 5.25inch Coaxial Speakers

Polk Audio db521 5.25inch Coaxial Speakers Item No: db521
RRP: AU$139
Our Price: AU$100 Save: AU$39

Good to know:

Australian Local Warranty

Genuine Australian Stock
Not Imported

Shipping:
$17 Australia Wide (Insured)
This item is no longer available.

 

Highlights:

  • 5-1/4" 2-way cars speakers (pair)
  • Dynamic Balance polymer/mica composite woofer with butyl rubber surround
  • 3/4" pivoting liquid-cooled silk/polymer composite dome tweeter
  • Neodymium tweeter magnet
  • Kapton voice coil
  • built-in 2-way crossover network
  • ABS wheel-design grilles
  • stainless steel mounting hardware
  • certified for marine use
  • power range: 4-45 watts RMS (135 watts peak power)
  • frequency response: 60-22,000 Hz
  • sensitivity: 93 dB
  • top-mount depth: 2-5/16"
  • warranty: 1 year

 

Incredible Sound, Affordable Price

Our db Series is better than ever with superior looks and even better sound. And we’ve done all that at prices that make high perforamnce affordable to everyone! The db Series works well in OEM factory systems, as well as with high-powered aftermarket head units and component power amps. The db Series delivers classic Polk performance and durability like never before.

The db521 Features:

Dynamic Balance® polymer/mica composite mineral filled cone is stiff yet lightweight for big sound, little distortion.

Marine Certified Polk db Series speakers are built tough to withstand the toughest environments so they are perfect for use in boats of all types. That’s why Correct Craft offers Polk speakers in their award-winning Nautiques ski and wakeboarding boats.

19mm liquid-cooled silk/polymer composite dome tweeter with neodymium magnet for clear, detailed highs.

Low-mass 2-layer 25mm Kapton voice coil former is lightweight for high sound output.Kapton’s high melting temperature (725°F/400°C!) ensures high power handling and kick-butt reliability.

Muscular ABS grilles, computer optimized and based on exclusive MOMO designs.

Durable butyl rubber surround won’t fall apart under the stress of extreme temperatures, sunlight or time, for years of the great Polk sound.

Pole plate heat sink promotes better heat dissipation for superior power handling and reliability.

Flat spider for faster, longer excursion linear motion.

Flexible woven leads sewn directly into spider for greater reliability.

Rock solid, acoustically inert stamped steel basket finished in rustproof gun metal gray.

Stainless steel mounting hardware.

All Polk products are made using the best materials and the most advanced manufacturing techniques. They pass the industry’s most exhaustive quality tests, including drop testing, extreme signal response and UV & salt exposure testing. Polk loudspeakers are built to perform for a lifetime.

 

 

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