DS18 PRO-BX21N.1 21' Neodymium Woofer 6000 Watts 6' 1-Ohm SVC - front view | Silarius DS18 PRO-BX21N.1 21' Neodymium Woofer 6000 Watts 6' 1-Ohm SVC - side view | Silarius DS18 PRO-BX21N.1 21' Neodymium Woofer 6000 Watts 6' 1-Ohm SVC - rear view | Silarius DS18 PRO-BX21N.1 21' Neodymium Woofer 6000 Watts 6' 1-Ohm SVC - detail view | Silarius DS18 PRO-BX21N.1 21' Neodymium Woofer 6000 Watts 6' 1-Ohm SVC - detail view | Silarius
DS18 PRO-BX21N.1 21' Neodymium Woofer 6000 Watts 6' 1-Ohm SVC - front view | Silarius
DS18 PRO-BX21N.1 21' Neodymium Woofer 6000 Watts 6' 1-Ohm SVC - side view | Silarius
DS18 PRO-BX21N.1 21' Neodymium Woofer 6000 Watts 6' 1-Ohm SVC - rear view | Silarius
DS18 PRO-BX21N.1 21' Neodymium Woofer 6000 Watts 6' 1-Ohm SVC - detail view | Silarius
DS18 PRO-BX21N.1 21' Neodymium Woofer 6000 Watts 6' 1-Ohm SVC - detail view | Silarius

DS18 PRO-BX21N.1 21" Neodymium Woofer 6000 Watts 6" 1-Ohm SVC

$1,559.95
Brand: DS18Reviews
In stock. Usually ships in 1–3 business days.
  • Free US shipping on this item.
  • 30-day returns from delivery.
    Return terms: you pay shipping both ways, 3% card fee, 30% if opened
    • 30 daysfrom delivery to start a return
    • Shipping both waysto you and back to us, paid by you
    • 3% card feededucted from every refund
    • 30% open-box feeif the box has been opened
    • Special ordersno returns without a manufacturer RMA
    • Discontinued itemsnot returnable

    Wrong or defective items, and items damaged in transit with Package Protection, are always covered with no fees. Full return policy

  • Manufacturer's warranty from DS18. Warranty
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DS18 PRO-BX21N.1 21" Neodymium Woofer 6000 Watts 6"1-Ohm SVC

Introducing the BX Series, taking the PRO Audio scene to another dimension. Built tough for Extreme Audiophiles with a 6" Voice Coil, Neodymium Magnet and reinforced Paper Cone for Outstanding Performance. We offer you 4 different models to choose from for your own configuration. Capable of handling serious power to fulfill all your musical needs.

Highlights

  • Massive pro audio subwoofer very popular in turbo ported boxes that push out the pounding bass just as loud as the screaming pro audio mids.
  • Huge amount of cone area in the 18 or 21 inch models powered by a massive Neodymium magnet for pounding bass at very high DB levels.
  • Massive 6 inch voice coil made to handle the extreme power and temperatures you will put on it daily for long life and durability.
Technical Features
Download PRO-BX21N.1 Product Manual
3000 Watts RMS Power
6000 Watts MAX Power
Free Air Response (Fs):35.6 Hz
Sensitivity:98dB/W/M
Frequency Response:32Hz - 1KHz
Voice Coil: 6"
X-MAX: 22mm
Mounting Depth: 9.8"
Magnet: Neodymium
Net Weight:41.8 LBS

Shipping

Free US shipping on orders over $200. Orders under $200 ship at the rate shown at checkout. Oversized items ship by freight; we confirm the quote with you first.

Shipping policy

Returns

Start within 30 days of delivery. On change-of-mind returns you pay:

  • Shipping both ways, to you and back to us
  • A 3% card processing fee
  • A 30% open-box fee if the box was opened

Special orders need a manufacturer RMA. Discontinued items can't be returned. Defective items are always covered.

Start a return

Damaged or wrong item?

Tell us within 3 days of delivery with photos and we'll make it right, with no fee.

Contact us

DS18 warranty

This product is covered by the manufacturer's warranty. We help you with the claim from start to finish.

Warranty details

Support from real people

Setup questions, compatibility, firmware: chat with a specialist or email info@silarius.com, Monday to Friday, 8am to 4pm ET.

Chat with us

Business accounts

Approved businesses can pay on Net 30 / PO terms after their second completed order.

Ask about terms

Frequently Asked Questions

What is the RMS power handling of the DS18 PRO-BX21N.1 21 Neodymium Woofer 6000 Watts 6 1-Ohm SVC?+
The RMS rating is listed in the product specifications. Match your amplifier's RMS output to the subwoofer's rating for clean, distortion-free bass.
What enclosure type does the DS18 PRO-BX21N.1 21 Neodymium Woofer 6000 Watts 6 1-Ohm SVC work best in?+
Optimal enclosure type and volume are based on the speaker's Thiele-Small parameters — sealed for tight bass, ported for maximum output.
Is the DS18 PRO-BX21N.1 21 Neodymium Woofer 6000 Watts 6 1-Ohm SVC a single or dual voice coil?+
Voice coil configuration is listed in the product specs. A dual voice coil (DVC) offers more wiring flexibility for matching your amplifier's impedance.
What size is the DS18 PRO-BX21N.1 21 Neodymium Woofer 6000 Watts 6 1-Ohm SVC?+
Subwoofer diameter is listed in the product title and specifications. Choose size based on your available enclosure space and desired output level.
Does Silarius carry compatible enclosures for the DS18 PRO-BX21N.1 21 Neodymium Woofer 6000 Watts 6 1-Ohm SVC?+
Yes. Browse our full selection of compatible enclosures at silarius.com or contact our team for a custom recommendation.

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