Sundown Audio 18" 1-Ohm 2000 Watts RMS M Series Subwoofer - M18D1

• Unmatched Sound Quality: Feel every beat and bass drop with deep, accurate, and impactful sound.
• Exceptional Power Handling: Boasting a robust 2000 Watts RMS, this subwoofer is ready to handle the most demanding tracks.
• Durability & Longevity: Built with rugged construction to withstand intense use and deliver consistent performance.

Sundown Audio 18" 1-Ohm 2000 Watts RMS M Series Subwoofer - M18D1

This Listings Includes:

• (1) Sundown Audio Series M Subwoofer 18 inch, 2000 Watts RMS, 1-Ohm

Be the first to Unleash the power of superior bass with Sundown Audio M Subwoofers. Crafted for audio enthusiasts who demand the best, the M series delivers deep, punchy, and precise bass that enhances any car audio setup. Featuring innovative technology, high-quality materials, and durable construction, these subwoofers offer outstanding power handling and longevity. Perfect for both upgrades and custom installations, Sundown Audio M Subwoofers ensure exceptional sound quality and performance. Explore our range of M series subwoofers and take your audio experience to the next level with Sundown Audio.

Technical Specifications:

• Nominal Diameter: 18" / 457.2mm


• Nominal Impedance: Dual 1-Ohm


• RMS Power Handling: 2000W


• MAX Power Handling: 4000W


• Sensitivity (1w/1m): 85.836dB


• Voice Coil Diameter: 3" / 76.2mm, 4-layer aluminum round wire


• Basket Material: Custom Tooling Cast Aluminum


• Magnet Weight: Quad Stack, 200mm Diameter x 88mm Stack Height


• Motor Venting: Vented pole & backplate, frame-integrated cooling


• Top Plate Thickness: 20mm

Thiele/Small Parameters:

• Re (DC Resistance): 2.12 Ohm


• Fs (Resonant Frequency): 26.152 Hz


• Vas (Equivalent Compliance Volume): 112.182 Liters


• Qes (Electrical Q): 0.782


• Qms (Mechanical Q): 5.452


• Qts (Total Q): 0.684


• Le (Inductance): 1.797 mH


• BL (Motor Force): 17.044


• Mms (Moving Mass): 651.24 g


• Cms (Suspension Compliance): 56.86 uM/N


• Xmax (One-Way Linear Excursion): 35mm

Physical Dimensions:

• Mounting Depth: 14.05"


• Overall Diameter: 18.46"


• Cut-Out Diameter: 16.68"


• Displacement: 0.25 cu ft