SKU: 95896848534

Sundown Audio - X-Series v.4 18”

Sale price$697.50 Regular price$775.00
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 12 - Jul 17

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Sundown Audio - X-Series v.4 18”The Sundown Xv4 18 Subwoofer delivers unmatched power and control for serious bass enthusiasts. Built with high grade X v. 4 coils, this subwoofer is designed to handle up to 3000W RMS 6000W peak power, ensuring maximum output without distortion. Its optimized design enhances air movement and cooling, providing long lasting performance even under heavy use. The advanced motor structure and large cone area (SD 113. 41) create powerful low frequency

  • The Sundown Xv4 18″ Subwoofer delivers unmatched power and control for serious bass enthusiasts. Built with high-grade X v.4 coils, this subwoofer is designed to handle up to 3000W RMS / 6000W peak power, ensuring maximum output without distortion.
  • Its optimized design enhances air movement and cooling, providing long-lasting performance even under heavy use. The advanced motor structure and large cone area (SD 113.41) create powerful low-frequency response and clean sound reproduction.
  • Perfect for sealed or ported enclosures, the Xv4 18″ gives you flexibility in setup and tuning — whether for SPL competition or everyday high-quality listening.
  • Durable, reliable, and beautifully crafted, this subwoofer is the next-level upgrade your sound system deserves.
  • 18″ Xv4 Series Subwoofer

  • 3000W RMS / 6000W Peak Power

  • Dual 1-Ohm or Dual 2-Ohm Voice Coil Options

  • Precision-engineered X v.4 Coils for stability

  • Heavy-duty motor with 9.25″ diameter

  • Deep bass response with 35 mm Xmax

  • Sealed or ported enclosure compatibility

  • Recommended Port Tuning: 32 Hz

  • Built for extreme durability and clean sound

    Specification Value
    RMS Power 3000 W
    Peak Power 6000 W
    Displacement 0.28 cu ft
    Mounting Depth 15″
    Outside Diameter 18.42″
    Cutout Diameter 16.69″
    Motor Diameter 9.25″
    Sealed Enclosure Not Recommended
    Ported Enclosure 7.00 cu ft
    Recommended Port Tuning 32 Hz
    Recommended Port Area 112 sq in
    4th Order Sealed Side 3.0 cu ft
    4th Order Ported Side 9.0 cu ft
    4th Order Port Area 180 sq in
    4th Order Port Length 8″
    Xmax 35 mm
    SD (Cone Area) 113.41
    RE (Ohms) 2.05 / 3.74
    FS (Hz) 25.87 / 25.58
    VAS (L) 93.67
    Qes 0.63 / 0.55
    Qms 4.13 / 4.03
    Qts 0.54 / 0.84
    BL (NA) 19.74 / 26.8
    Mms 737.81 / 656.74
    Sensitivity 86 / 87 dB
    T/S Specs
    RMS Power (D2)
    3000
    RMS Power (D1)
    3000
    Peak Power (D1)
    6000
    Peak Power (D2)
    6000
    RE D1 (Ohms)
    2.05
    RE D2 (Ohms)
    3.74
    FS D1 (Hz)
    25.87
    FS D2 (Hz)
    25.58
    VAS D1 (L)
    93.67
    VAS D2 (L)
    1.7.58
    Qes D1
    0.63
    Qes D2
    0.55
    Qms D1
    4.13
    Qms D2
    4.03
    Qts D1
    0.54
    Qts D2
    0.84
    BL D1 (NA)
    19.74
    BL D2 (NA)
    26.8
    Mms D1 (Grams)
    737.81
    Mms D2 (Grams)
    656.74
    Cms D1 (uM/N)
    51.28
    Cms D2 (uM/N)
    58.9
    Sens D1 (dB @ 1w/1m)
    86
    Sens D2 (dB @ 1w/1m)
    87
    Xmax D1
    35mm
    Xmax D2
    35mm
    Subwoofer Measurements
    Displacement (Inches)
    0.28cu.ft.
    Depth (Inches)
    15"
    Cutout (Inches)
    16.69"
    Motor Diameter (Inches)
    9.25"
    Ported Enclosure Specs
    Ported Enclosure Size
    7.00 cu ft
    Recommended Port Area
    112 sq in
    Recommended Port Tuning
    32 hz
    4th Order Enclosure Specs
    4th Order Sealed Side
    3.0cu ft
    4th Order Ported Side
    9.0cu ft
    4th Order Port Area
    180sq in
    4th Order Port Length
    8"
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
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
SKU: 95896848534

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.6 ★★★★★
Based on 917 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
B
Verified Purchase
Bri
Charlottesville, US
★★★★★ 5
Everything You Need for Sublimation
Color: Pink
This kit has all the tools I need for sublimation projects. The rulers, Teflon sheets, gloves, and tape make the process easy and safe. Great for beginners or pros.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 5, 2026
K
Verified Purchase
Karlarhodeart
Bozeman, US
★★★★★ 5
⭐️ Perfect Heat Press for Sublimation
Color: Blue
I’ve used this machine for both tumblers and mugs, and the results are fantastic. Even heat distribution, easy operation, and beautiful color transfers. Great quality and perfect for sublimation projects! ✨☕🥤
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 9, 2026
D
Verified Purchase
Dave Hutton
Port Orchard, US
★★★★★ 5
How cool
Color: Blue
This thing is really cool! Super easy to use and puts out great results!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 7, 2026
E
Verified Purchase
Elizabeth
Lake Worth, US
★★★★★ 5
Great Mug Heat Press for Beginners and Small Businesses
Color: Blue
The HTVRONT mug heat press is very easy to use and works perfectly for sublimation mugs. It heats evenly, which helps the design transfer clearly and with vibrant colors. The temperature and time controls are simple to adjust, making it great for beginners as well as small business owners. I’ve used it on 11 oz sublimation mugs and the results are consistent and professional. The machine feels sturdy, heats up fast, and saves time when making multiple mugs. Overall, it’s a reliable and affordable option for anyone starting or growing a sublimation business. ✅ Easy to use ✅ Even heat distribution ✅ Great print quality ✅ Ideal for sublimation mugs
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 27, 2026
D
Verified Purchase
Douglas Knotts
Charlottesville, US
★★★★★ 5
Nice product
Color: White
Awesome, easy to use and very consistent
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 11, 2026

recommand products