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Item #:
89427209
Polk Audio Boat Subwoofer Speaker UMS108B | 10.8 Inch Black Silver
Item #:
89427209
ETB 33603
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
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Order now and get it around Friday, July 31
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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.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Powerful Sound
Delivers deep, rich bass that enhances your boating experience, providing exceptional audio clarity even in challenging environments.
Durable Design
Engineered with weather-resistant materials, ensuring long-lasting performance and resilience against the marine elements.
Versatile Compatibility
Easily integrates with various sound systems, making it an ideal choice for boat owners seeking enhanced audio solutions without complex installations.
Product Details
| Brand | Polk Audio |
| Rms power rating | 350 W |
| Peak audio power handling | 700 W |
| Speaker driver types | Subwoofer |
| Loudspeaker sensitivity | 89.2 dB |
| Woofer size | 10.8 in (27.4 cm) |
| Compatibility | Boat |
| Piece count | 1 |
| Color | Black / Silver |
| Vehicle type | Boat |
| Model | UMS108B |
| Has written warranty | No |
| Item Weight | 5.5 lbs (2.49 kg) |
Who Should Buy?
-
Boat Enthusiasts
Ideal for those who spend significant time on boats and desire high-quality sound for entertainment.
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Water Sports Lovers
Perfect for individuals who enjoy wakeboarding or water skiing, offering powerful bass for a thrilling experience.
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Outdoor Parties
Great for hosting outdoor gatherings with friends and family, delivering exceptional audio quality and performance.
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Land-Based Users
Not suitable for users looking for a subwoofer exclusively for home use or terrestrial applications.
Product Description
Polk Audio Boat Subwoofer Speaker UMS108B | 10.8 Inch Black Silver
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What are the dimensions of the subwoofer?
Answer: The overall dimensions are approximately 10 1/2 OD x 6 3/4 D, with a required cutout of 8 1/4 OD x 5 5/8 D. -
Question:
What kind of power handling does this subwoofer provide?
Answer: It can handle up to 350 watts RMS and 700 watts peak power. -
Question:
Is installation hardware included with the subwoofer?
Answer: No, hardware and installation manual are not included.
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Mohd
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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Shawati
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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Youcef
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“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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6/7/2026 · via Trustpilot
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Kwame
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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ETB 33603
Order now and get it around Friday, July 31
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Fastest cross-border delivery
Features & Benefits
- Designed for deep bass, ideal for marine environments.
- Handles up to 350 watts RMS for impressive sound output.
- Constructed with durable materials: mica-reinforced polypropylene and cast aluminum.
- Air-suspension design allows easy installation without an enclosure.
- ASTM certified for salt-spray and UV exposure, ensuring longevity on water.
- Compact dimensions make it suitable for various boat installations.
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