Polk Audio Boat Subwoofer Speaker UMS108B | 10.8 Inch Black Silver

Boat part number 1089166 is a new Ultramarine 10.8" subwoofer from Polk Audio, part number UMS108B .
made for Custom Applications
$194.95 MSRP: $263.18
GLS Stock #: 1089166-5K063
Only 9 left

Polk Audio Boat Subwoofer Speaker UMS108B | 10.8 Inch Black Silver

Boat part number 1089166 is a new Ultramarine 10.8" subwoofer from Polk Audio, part number UMS108B .

The UMS108 is made to kick out deep bass under challenging conditions. Its mica-reinforced polypropylene cone handles up to 350 watts RMS, and the stiffness of the cast aluminum basket gives you the clean, hard-hitting performance you expect from Polk. This sub's air-suspension design makes it suitable for installation in any panel of your boat without the need for an enclosure. And with ASTM certifications for salt-spray and UV exposure, it'll stand up to life on the water.

Manufacturer calls this a 10.8" subwoofer, we measure it to be approximately 10 1/2" OD x 6 3/4" D overall. It requires an approximate 8 1/4" OD x 5 5/8" D cutout and has (6) 1/4" Dia. countersunk holes (hardware not included). It has a tinsel lead connection.

Sold as a single.

Specifications:
  • Part Manufacturer: Polk Audio
  • Part Number: UMS108B
  • Material: Mica-Reinforced Polypropylene / Rubber / Cast Aluminum
  • Color: Black / Silver
  • Finish: Matte
  • Impedance: 4-Ohm
  • Sensitivity: 89.2 dB
  • Power Handling: 350 watts RMS
  • Peak Power Handling: 700 watts
  • Frequency Response: 28-2000 Hz
  • Manufacturer Dimension: 10.8"
  • Overall Dimensions: 10 1/2" OD x 6 3/4" D
  • Cutout: 8 1/4" OD x 5 5/8" D
  • Mounts: (6) 1/4" Dia. Holes
  • Connection: Tinsel Lead

Sold as seen in pictures. Customers please note every computer shows colors differently. All measurements are approximate.

Instruction / installation manual not included.

Hardware not included.