Sundown Audio M-Series 18" Subwoofer D1/D2
Free Shipping In The Contiguous United States
Free Shipping In The United States, excluding Alaska and Hawaii.
International Shipping available and calculated at checkout.
Description
Sundown Audio M-Series 18" Subwoofer
- 4000w Peak / 2000w RMS
- Available in Dual 1 and Dual 2 Ohm Configurations
- Mega Roll Surround and Frame
- Etched All Black Backplate
- Quad Stack Magnet Structure
Specifications
| RE (Ohms) | 2.12 | 4.125 |
| FS (Hz) | 26.152 | 25.749 |
| VAS (L) | 112.182 | 117.53 |
| Qes | 0.782 | 0.74 |
| Qms | 5.452 | 5.379 |
| Qts | 0.684 | 0.65 |
| Le (mH) | 1.797 | 3.55 |
| BL (NA) | 17.044 | 24.026 |
| Mms (Grams) | 651.24 | 638.994 |
| Cms (uM/N) | 56.86 | 59.58 |
| Sens (dB @ 1w/1m) | 85.836 | 86.102 |
| Xmax | 35mm | 35mm |
| T/S SPECS | M18D1 | M18D2 |
|---|
Enclosure Specifications
| Sealed Enclosure | Not Recommended |
| Ported Enclosure | 7.0 cu ft |
| Recommended Tuning | 32Hz |
| 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" |
| Displacement | 0.25 cu ft |
| Depth | 14.05″ |
| Outside Diameter | 18.46″ |
| Cut-Out | 16.68″ |
Easy Returns
Return for refund within: 30 days
Return for replacement within: 30 days
Standard Return Policy Overview
You may return merchandise purchased from Showtime Electronics for a refund or a replacement, provided that the procedures and requirements are followed. All returns require a return merchandise authorization (RMA) number. An RMA number must be issued within 30 calendar days after the date of purchase. An RMA number is valid for 14 calendar days after it is issued. Once you log in to your user account, you will be able to Request and RMA. In addition, you can also request an RMA at the bottom of our homepage. If you have any issues, please email us at sales@showtimeelectronics.com
Free Shipping In the Continental US
Free shipping is available in the continental United States, excluding Hawaii and Alaska.
International shipping is available and calculated at checkout.
All orders will receive tracking once shipped through USPS, Fedex, UPS, and DHL.
