Ascendo 18SPV 18" Passive Vented Subwoofer
SKU: 43892294209

Ascendo 18SPV 18" Passive Vented Subwoofer

Sale price$1709.55 Regular price$1899.50
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 6 - Jul 11

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Ascendo 18SPV 18" Passive Vented SubwooferASCENDO THE18 SUB Passive Vented High Performance 18 Bass Powerhouse The Ascendo THE18 SUB Passive Vented Subwoofer is designed to deliver deep, high impact bass with precision and power. Engineered for home theatre enthusiasts and professional audio setups, this 18 inch forward firing subwoofer is built to enhance your audio experience with unmatched low frequency performance. To top it off it's only 300mm deep, making it perfect to be positioned

ASCENDO THE18 SUB Passive Vented – High-Performance 18” Bass Powerhouse

The Ascendo THE18 SUB Passive Vented Subwoofer is designed to deliver deep, high-impact bass with precision and power. Engineered for home theatre enthusiasts and professional audio setups, this 18-inch forward-firing subwoofer is built to enhance your audio experience with unmatched low-frequency performance. To top it off it's only 300mm deep, making it perfect to be positioned behind acoustically transparent screen walls.

Unrivalled Low-End Performance

Featuring an 18-inch driver with a 4-inch voice coil, this subwoofer ensures tight, distortion-free bass even at high volumes. With a frequency response extending down to 22Hz, it captures the full depth of cinematic soundtracks and live music performances.

Precision-Engineered for Optimal Sound Reproduction

Built with an internally braced MDF enclosure, the THE18 SUB minimises vibrations and resonance, maintaining sonic clarity and tight bass response. Its vented design enhances airflow, delivering powerful yet controlled low frequencies.

High Power Handling for Demanding Setups

With an impressive 1500W power handling and 4-ohm impedance, this subwoofer is engineered to work seamlessly with high-performance amplifiers. When paired with ASCENDO recommended amplifiers, it achieves a peak SPL of 122dB at 28Hz, ensuring thunderous bass with remarkable accuracy and impact.

Optimised for Professional Home Cinema Use

  • Wide Frequency Response: 22Hz – 500Hz (-12dB) for rich, dynamic bass.
  • Precision-Tuned Efficiency: 89 dB / 1W/m (4π) and 95 dB / 1W/m (2π) for high-output performance.
  • High-Excursion Driver: 8mm excursion (each direction, 16mm total) for controlled, distortion-free bass reproduction.
  • Premium Connectivity: 4-conductor Phoenix 12 AWG terminals for secure and efficient signal transfer.

Sleek & Sturdy Construction

Designed with a professional-grade black structural paint finish, the THE18 SUB blends seamlessly into any home theatre or studio setup. Measuring 700mm (W) x 1012mm (H) x 300mm (D) (without grille), this floor-standing subwoofer provides powerful performance in a space-efficient design.

Experience Deep, Cinematic Bass with Ascendo THE18 SUB Passive Vented

Whether you're building a reference-level home theatre or need high-impact bass for a professional setup, the ASCENDO THE18 SUB Passive Vented Subwoofer delivers tight, powerful, and accurate low frequencies with exceptional clarity.

Specifications

Speaker Type 18" forward-firing subwoofer with 4” voice coil
Design Principle Passive, Vented
Enclosure Material Internally braced MDF
Finish Structural black paint
Mounting Floor-standing with feet
Impedance 4 Ω
Power Handling 1500W
Efficiency 89 dB / 1W/m (4π), 95 dB / 1W/m (2π)
Frequency Range 58 Hz - 400 Hz (-3 dB) / 22 Hz - 500 Hz (-12 dB)
Peak SPL 122 dB @ 28 Hz
Excursion (Xmax) 8 mm each direction (16 mm total)
Input Terminal 4-conductor Phoenix 12 AWG (3.3 mm²)
Recommended Amplifiers AIA2-1404 Bridged, AIA2-2704, AIA4-2404 Bridged, AIA4-6004, AIA8-6004 Bridged
Minimum Recommended Amplifier 63.2 Vrms, 89.4 Vpk, 15.8A (equivalent to 1000W@4Ω with correct RMS & peak limiter settings)
Directivity (Horizontal x Vertical) 360°
Dimensions (W x H x D) (without grille) 700 x 1012 x 300 mm (27 9/16" x 39 13/16" x 11 13/16")
Height Without Feet 1000 mm (39 3/8")
Packing Dimensions (W x H x D) 830 x 1150 x 430 mm (32 11/16" x 45 1/4" x 16 15/16")
Gross Weight 60.4 kg (133.16 lbs)
Net Weight 56.5 kg (124.56 lbs)
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: 43892294209

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.4 ★★★★★
Based on 222 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
D
Verified Purchase
Daniel Lucarell
Phoenix, US
★★★★★ 5
Most comfortable shoes, right out of the box!
Size: 8.5, Color: Cognac Napa Leather
Oh my! So, my ordering of shoes online has been hit or miss - 1/2 size too big or too small; too wide or not wide enough. Enter these Marc Joseph shoes… such a game changer. They fit like a glove, exceptionally comfortable, and easy to slip in and out of. I like them so much that I am shopping for another pair. So far, the size, quality, fit, feel, look, and comfort make this pair my dedicated first pick. Btw, I have been wearing them for six hours and they are still very comfortable! I highly recommend these shoes.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 28, 2025
H
Verified Purchase
Heydi Ortega
Belleville, US
★★★★★ 5
Me gustaron
Size: 9.5 Wide, Color: Black
Llego exactamente la talla que pedí, son como se ven en la foto!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 3, 2026
M
Verified Purchase
Michael
Lake Worth, US
★★★★★ 5
Comfortable dress shoe.
Size: 7, Color: Brown Napa Leather
Finally a comfortable dress shoe. It's both comfortable to walk in and looks and wears like a more traditional dress shoes for the office.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
S
Sam Beckett
Birmingham, US
★★★★★ 5
Tropical Fringe Fun for My Summer Outfits
Color: Natural, Color: Natural
I am absolutely obsessed with this straw purse because it feels like a vacation in my hand. The first thing I noticed is how the raffia fringe has this playful half moon shape that looks like a little lion mane but in a very high fashion way. My daughter even joked that it looks like a giant fancy taco which makes it such a fun and unique piece to carry around. It is incredibly lightweight which is a huge relief because I do not want to carry a heavy bag when the weather is hot. Even though it looks compact on my mannequin, it is surprisingly roomy inside and fits my phone and all my daily essentials without feeling stuffed. The magnetic closure is quite strong so I do not have to worry about my things falling out while I am walking around a summer party or a night out. The neutral tan and cream colors in the fringe make it very easy to match with almost any outfit I own. I really appreciate the small metal brand patch on the front because it gives the bag a more polished and expensive look than a typical straw tote you might find at a souvenir shop. One thing to keep in mind is that the raffia is very textured so you should probably be careful with delicate silk fabrics so it does not snag. It feels very sturdy and well made for something that is woven from grass and I love how the fringe adds so much movement when I am moving around. This bag is definitely going to be my go to accessory for the rest of the season because it is both stylish and very practical for my needs.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 2, 2026
Q
Queen Of Nightlife
Port Orchard, US
★★★★★ 5
👜 Effortless Spring-to-Summer Clutch That Feels One-of-a-Kind
Color: Natural
👜 Effortless Spring-to-Summer Clutch That Feels One-of-a-Kind I’ve been a longtime fan of Sam Edelman, especially because they actually make stylish pieces that work for real life. So when I saw this clutch, I had a feeling it would be good… but I didn’t expect it to hit *this* level. This bag is a vibe. The raffia texture and that half-moon fringe give it such a unique, standout look without trying too hard. It feels like the perfect piece to roll right into spring and carry straight through summer. Think beach days, dinners out, travel nights, all of it. What I love most is that it doesn’t look like everything else out there. It feels original, like you found something special instead of just grabbing another basic clutch. It’s lightweight, easy to carry, and the magnetic closure keeps things simple and secure. It also pairs effortlessly with different outfits. You can dress it up or keep it casual and it still works. Now let’s be real, it’s a designer piece, so it’s not cheap. But for the style, quality, and uniqueness, I do think it delivers strong value for money. Five stars from me. This one’s coming with me everywhere this season ☀️
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 12, 2026

recommand products