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Description
Sundown Audio - U-Series v.1 6.5"500 Watts RMS 1000 Watts Peak Dual 2 or 4 ohm voice coils Optimized for small ported enclosures Aluminum 1. 75 voice coil former for superior heat dissipation High temperature copper voice coil Double stitched surround Heavy duty cast basket Spring loaded terminals accept up to 8 gauge wire Stitched on heavy duty tinsel leads Solid pole with vent channels and aluminum shorting ring cap Rear gap venting Top Plate Cooling Channels Perfect for high power
- 500 Watts RMS/1000 Watts Peak
- Dual 2 or 4 ohm voice coils
- Optimized for small ported enclosures
- Aluminum 1.75” voice coil former for superior heat dissipation
- High-temperature copper voice coil
- Double stitched surround
- Heavy-duty cast basket
- Spring-loaded terminals accept up to 8-gauge wire
- Stitched-on heavy-duty tinsel leads
- Solid pole with vent channels and aluminum shorting ring cap
- Rear gap-venting
- Top-Plate Cooling Channels
Perfect for high-power underseat enclosures and designed to be at home in the competition lanes or playing your favorite tunes, the U Series is the premier “standard suspension” woofer in the Sundown lineup. A double-stacked 9” wide ferrite magnet system is coupled to a thick top plate. A thick set of shorting rings are also used inside the magnets and on the pole cap, smoothing out frequency response while doubling as a heat sink and airflow guide. An all-new, substantially thicker custom aluminum frame was designed specifically for the U Series, and equipped with heat-dissipation ribs. The v.2 motor also features an extended pole piece to keep the coil controlled under high stress!
Specifications
| RE (Ohms) | 4.0586 | 6.6274 |
| FS (Hz) | 41.9533 | 38.6925 |
| VAS (L) | 2.9053 | 3.7701 |
| Qes | 0.5238 | 0.5005 |
| Qms | 8.5834 | 7.2470 |
| Qts | 0.4937 | 0.4681 |
| Le (mH) | 4.0112 | 5.5892 |
| BL (NA) | 16.7428 | 20.0082 |
| Mms (Grams) | 137.2546 | 124.3518 |
| Cms (uM/N) | 104.8528 | 136.0613 |
| Sens (dB @ 1w/1m) | 77.8706 | 78.1460 |
| Xmax | 19mm | 19mm |
| T/S SPECS | U-6.5SW" D2 | U-6.5SW" D4 |
|---|
Enclosure Specifications
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Ported Enclosure
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Size: .25-.35 cu. ft. net
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Port Area: 4-5 sq. in.
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Port Tuning: 35hz -40hz
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Size: .25-.35 cu. ft. net
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Sealed Enclosure
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Size: 0.125-0.2 cu. ft. net
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Displacement: .04 cu. ft.
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Size: 0.125-0.2 cu. ft. net
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Depth: 5.71"
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Outside Diameter: 7.17"
- Cutout: 5.94"
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 14 reviews
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Product Reviews
★★★★★ 4
Becoming aware of how God is moving in you and through you
Format: Kindle
"Being Fully Know" is about becoming "aware of how God is moving in you and through you." The author talked about how people hold back from being vulnerable or from doing what they believe God is calling them to do for fear of rejection. About not getting stuck thinking things are impossible for you but basing our thoughts and actions on God's truth. When we fear we're unlovable, remember God's steadfast love. Stop negative thought cycles, and allow the Holy Spirit's power to fully be at work in your life. Recognizing God's presence, seeing ourselves as God does, and surrendering to God.
She talked about how normal life can hold opportunities to do God's work and show his love, but also about being willing to stretch beyond your comfort zone to do something God's calling you to do. At the end of each chapter, she provided 3 Bible verses and how to apply them in your life. There were also 3 questions to help you think about what she said in the chapter. At the end of the book, there's a brief section with tips for a 21 day fast from media, certain foods, etc. The author used personal stories to illustrate what she was teaching, and her writing style was casual and encouraging. Overall, I'd recommend this insightful book. || Read a free eArc provided by Crossway. All opinions expressed are my own.
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Reviewed in the United States on March 4, 2025
★★★★★ 5
True joy is found in an intimate relationship with Christ - knowing Him & being known by Him.
Format: Paperback
Life’s unexpected twists and turns often leave us questioning our purpose and identity. In Being Fully Known, the author offers a deeply personal and theologically rich exploration of what it means to be truly seen, loved, and transformed by God.
The book’s central message revolves around the idea that true joy isn’t found in external success or fleeting happiness, but in an intimate relationship with Christ. It speaks directly to those who have experienced unhealed trauma, describing it as a “bully of the soul” that weighs down the spirit and manifests in the body. Through scripture, personal reflections, and practical wisdom, the author guides readers on a journey toward healing and self-discovery.
One of the book’s strengths is its ability to take profound theological concepts and present them in a way that feels both accessible and deeply personal. The themes of belonging, identity, and spiritual growth are woven throughout, encouraging readers to embrace their brokenness as a pathway to a fuller life in Christ.
For those facing seasons of change, uncertainty, or emotional wounds, Being Fully Known serves as both a comforting companion and a call to deeper faith. It challenges readers to move beyond survival mode and step into the abundant life that comes from truly knowing and being known by God.
A heartfelt, thought-provoking read, this book is a must for anyone seeking healing, identity, and the courage to embrace their faith in the ordinary moments of life.
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Reviewed in the United States on March 5, 2025
★★★★★ 5
Great quality at an unbeatable price!
I was a little worried that this would be cheap quality, but it's not. It's sturdy, modern and fits perfectly under my bathroom sink. I use it to hold my washcloths that I use to clean my face. It's the best way to store them so that they can air dry and not look gross and soggy out on my counter, lol. Love this product so much that I intend to purchase one for my kitchen, just wanted to check the quality first. I'm sure that I'll have this for years to come, such a great purchase!
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Reviewed in the United States on February 24, 2023
★★★★★ 5
Excellent cabinet towel rack.
I had no doubt that this item had to be good from the moment I saw the detailed pictures of it on Amazon. The item is built very well out of stainless steel and adjusts easily to fit the cabinet door in the kitchen. I am so impressed by the way it is working. I can hang 6 different wash clothes/towels on it and not have to have them clutter the sink area. I am very impressed by this item. The fact that it adjusts in length also means that I can get the most use out of it.
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Reviewed in the United States on July 28, 2024
★★★★★ 4
Can easily hide towels
Works nicely. I have it mounted with towels hanging on the inside of my cabinet so you see only the small hooks on the outside of the cabinet door. It extends nicely and has ample room for one towel folded in half on each bar; you would have to fold each towel again to get 2 side by side. Only minor issue the hooks extend over the door a little lower than I'd like and they are beveled outward on the bottom so you see this on the outside. I have a similar design single bar rack with smaller less noticeable hooks. Neither one is completely invisible but at least I can hide the towels and not cover up my new beautiful stainless range or cabinets with towels. Worth the money.
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Reviewed in the United States on May 30, 2021