About: DS18 EXL-X6.4D EXL-X 6.5" Subwoofer 400W RMS - Dual 4 Ohm

Prepare to be blown away by the unparalleled power and precision of DS18’s EXL-X6.4D. Its incredible features and state-of-the-art design set the new standard for competition grade subwoofers. The private red aluminum basket showcases the unmistakable flair all DS18’s products have, but also lays a great foundation for one of our most durable subwoofers yet. The fiber glass dust cap, besides adding a touch of sophistication to the already sleek design, plays a crucial role in enhancing the overall audio quality. By protecting the subwoofer's delicate components from potential damage, it ensures consistent and reliable performance.

Don't be fooled by this subwoofers size—the EXL-X6.4D is engineered to provide big bass thanks to its full-size ferrite magnet. The high-strength foam surround firmly holds a durable pressed cone made with fiberglass, resulting in unparalleled sound reproduction. And thanks to DS18's specially designed dustpan, the EXL-X6.4D’s bass output is maximized for performance that always defies expectations. The EXL-X6.4D is designed to produce incredibly powerful and precise bass that will make your heart race. The 2" voice coils and impressive 800W MAX power handling gives the EXL-X6.4D the capability to handle frequency responses as low as 40Hz and as high as 820Hz with ease.

Versatility is key, and the EXL-X6.4D doesn't disappoint. Whether you prefer ported or sealed boxes, this subwoofer thrives in all vehicle shapes and sizes. It effortlessly adapts to your audio setup, ensuring that you can enjoy your favorite music the way it was meant to be heard—powerful, crisp, and immersive. Unlock the true potential of your audio system with DS18’s EXL-X6.4D.

Product Highlights: 

• 6.5" Subwoofer
• MAX Power: 800 Watts
• RMS Power: 400 Watts
• Impedance: 4-Ohm 2" DVC
• Ferrite Magnet
• 89.8dB

Specifications: 

• Nominal Diameter: 6.5" / 165.1mm
• Nominal Impedance: 4+4 ohms
• RMS Power Handling: 400W
• Maximum Power Handling: 800W
• Sensitivity (1w/1m): 89.8dB
• Frequency Response: 40-820Hz
• Recommended Lo Pass Crossover: 90Hz

Motor: 

• Voice Coil Diameter: 2" / 50.8mm
• Voice Coil Former Material: Black Aluminum
• Winding Material: SV
• Cone Material: Non Pressed Paper + Glass fiber
• Dust Cap Material: PPI
• Surround Material: Foam
• Basket Material: Aluminum
• Basket Color/Finish: Glossy Red
• Magnet Material: Ferrite
• Magnet Weight: 90 oz
• Displacement Volume: N/A

Thiele & Small Parameters: 

• Equivalent Volume: 2.2L / 0.078ft3
• Free Air Resonance: 76Hz
• Mechanical Factor: 4.518
• Electrical Factor: 0.802
• Total Factor: 0.681
• Moving Mass: 55.742g
• Compliance: 0.077mm/N
• Bl Factor: 7.3
• Voice Coil Inductance: 1.073mH
• Diaphragm Area: 143.14cm2
• DC Resistance: 3.2+3.2 ohm
• Efficiency Bandwidth Product: 94.7

Recommended Enclosures: 

• Sealed Internal Volume: 0.2ft3
• Sealed Box Output Response: 75Hz
• Ported Internal Volume: 0.3ft3
• Port Size *Square (W x H x Long): 0.75" x 7.24" x 10.68" / 19 x 184 x 271.2mm
• Port Tuning Frequency: 60Hz
• Ported Box Output Response: 48Hz

Measurements: 

• Overall Diameter: 6.92" / 176mm
• Overall Depth: 5.15" / 131mm
• Front Mount Baffle Cutout: 5.78" / 147mm
• Mounting Depth: 4.25" / 108mm
• Motor Diameter: 4.96" / 126mm
• Gross Single Unit Weight (lb): 10
• Dimensions (W x L x H): 7" x 7" x 6"