Descriptions

About: DS18 ZR15.4D ZR Series 15" 750W RMS Car Subwoofer - Dual 4 Ohm

Introducing the DS18 ZR15.4D, a true powerhouse designed to deliver mind-blowing bass and precision performance. The ZR subline is renowned for its exceptional performance, and the ZR15.4D is no exception. With a robust 1500W of MAX power handling and 750W of RMS power handling, the ZR15.4D guarantees a spine-tingling audio experience that will leave you craving for more. Its 2.5-inch high-strength aluminum voice coil ensures that every note is delivered with precision and clarity, elevating your car audio system to new heights. Its 4+4 ohm dual voice coil configuration allows you to match your amplifier's optimal impedance, providing maximum power transfer and efficiency.

With DS18’s ZR15.4D, you don't just get exceptional performance; you also get unmatched style and unbreakable durability. The ZR15.4D features a strong stamped basket that not only provides structural integrity but also showcases show-quality DS18 logos on the frame, magnet boot, magnet, and dust cap. Its matte black finish adds a touch of elegance, making it a visually stunning addition to any car audio setup.

With a frequency response ranging from 21Hz to 200Hz and a sensitivity of 86 dB, the ZR15.4D captures every nuance of your music, delivering it with crystal-clear precision. The recommended low-pass crossover of 80Hz ensures seamless integration with your existing audio system, allowing your music to shine in all its glory. With its striking design, exceptional performance, and versatility, the ZR15.4D is the perfect choice for car audio enthusiasts who demand nothing but the best.

Product Highlights: 

• 15" Subwoofer
• MAX Power: 1500 Watts
• RMS Power: 750 Watts
• Impedance: 4-Ohm 2.5" DVC
• Ferrite Magnet
• 86dB

Specifications:

• Nominal Diameter: 15" (381 mm)
• Nominal Impedance: 4 + 4 Ohm
• RMS Power Handling: 750W
• Maximum Power Handling: 1500W
• Sensitivity (1w/1m): 86 dB
• Frequency Response: 21-200Hz
• Recommended Lo Pass Crossover: 80Hz

Motor: 

• Voice Coil Diameter: 2.5" (61.6 mm)
• Voice Coil Former Material: Aluminum
• Winding Material: Copper
• Cone Material: Non-Pressed Paper
• Dust Cap Material: PPI
• Surround Material: Foam
• Basket Material: Steel
• Basket Color/Finish: Black Matte
• Magnet Material: Ferrite
• Magnet Weight: 100 Oz
• Displacement Volume: 0.11 ft3

Thiele & Small Parameters: 

• Equivalent Volume (Vas): 83.1 L
• Free Air Resonance (Fs): 29 Hz
• Mechanical Factor (Qms): 4.3
• Electrical Factor (Qes): 0.99
• Total Factor (Qts): 0.8
• Moving Mass (Mms): 273.3g
• Compliance (Cms): 81.9? m/N
• Bl Factor (BI): 9.9
• Voice Coil Inductance (Le): 838.3m mH
• Diaphragm Area (Sd): 834.69 Cm2
• DC Resistance (Re): 3.4 + 3.4 Ohm
• Efficiency Bandwidth Product (EBP): 29.3

Measurements: 

• Overall Diameter: 15.35" (390 mm)
• Overall Depth: 8.34" (212 mm)
• Front Mount Baffle Cutout: 14.1" (359 mm)
• Mounting Depth: 7.4" (188 mm)
• Motor Diameter: 6.1" (155 mm)
• Gross Single Unit Weight: 20.5 lb
• Dimensions (W x L x H): 16.5" x 16.5" x 9.5"