DS18 15" Subwoofer DVC 4 Ohm Elite Z Series ZR15.4D

The ZR subline is an amazing entry level subwoofer that both handles great power and gives you smooth clean bass. These subs work great in both sealed and ported boxes giving you many options for placement in any vehicle. This 15 inch model comes in both dual 2 and dual 4 ohm configurations giving you many options to perfectly match your amplifiers optimal impedance. This model comes with a 2.5 inch aluminum voice coil that handles 750w RMS and 1500w max power. The large foam surround and pressed paper cone works greatly together to deliver smooth crisp bass that can be heard strongly throughout and outside the vehicle.

Features

• Large foam surround giving great xmax and bass precision while keeping great cone control when the subwoofer is close to maximum power.
• Great power handling of 750w RMS and 1500w max through a high strength 2.5 inch aluminum voice coil.
• Very strong stamped basket with show quality DS18 logos on the frame, magnet boot, magnet, DS18 dust cap, and high quality push terminal connectors.
• Designed to give crisp and clear bass in any vehicle and can be used in sealed and ported boxes making them highly versatile.

Specifications

• Nominal Diameter 15”
• Nominal Impedance 4+4 OHMS
• RMS Power Handling 750W
• MAX Power Handling 1500W
• Sensitivity (1w/1m) 82 dB
• Frequency Response 21Hz - 200 Hz
• Recommended Lo Pass Crossover 80 Hz

Motor

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

Thiele & Small Parameters

• Equivalent Volume 83.6 L
• Excursion (one way) 25mm
• Free Air Resonance 29Hz
• Mechanical Factor 4.3
• Electrical Factor 0.99 
• Total Factor 0.8
• Moving Mass 273g
• Compliance 81.9µ m/N
• BL Factor 9.9
• Voice Coil Inductance 838.3m mH
• Cone Area 834.69 Cm2
• DC Resistance 3.4 + 3.4 ohm
• Efficiency Bandwidth Product 29.3

Measurments

• Overall Diameter 15.35” / 391mm
• Overall Depth 8.41”/213.56mm
• Front Mount Baffle Cutout 13.95”/354.24mm
• Mounting Depth 7.39”/187.76mm
• Motor Diameter 6.1" / 155mm

DS18 15" Subwoofer DVC 4 Ohm Elite Z Series ZR15.4D

The ZR subline is an amazing entry level subwoofer that both handles great power and gives you smooth clean bass. These subs work great in both sealed and ported boxes giving you many options for placement in any vehicle. This 15 inch model comes in both dual 2 and dual 4 ohm configurations giving you many options to perfectly match your amplifiers optimal impedance. This model comes with a 2.5 inch aluminum voice coil that handles 750w RMS and 1500w max power. The large foam surround and pressed paper cone works greatly together to deliver smooth crisp bass that can be heard strongly throughout and outside the vehicle.

Features

• Large foam surround giving great xmax and bass precision while keeping great cone control when the subwoofer is close to maximum power.
• Great power handling of 750w RMS and 1500w max through a high strength 2.5 inch aluminum voice coil.
• Very strong stamped basket with show quality DS18 logos on the frame, magnet boot, magnet, DS18 dust cap, and high quality push terminal connectors.
• Designed to give crisp and clear bass in any vehicle and can be used in sealed and ported boxes making them highly versatile.

Specifications

• Nominal Diameter 15”
• Nominal Impedance 4+4 OHMS
• RMS Power Handling 750W
• MAX Power Handling 1500W
• Sensitivity (1w/1m) 82 dB
• Frequency Response 21Hz - 200 Hz
• Recommended Lo Pass Crossover 80 Hz

Motor

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

Thiele & Small Parameters

• Equivalent Volume 83.6 L
• Excursion (one way) 25mm
• Free Air Resonance 29Hz
• Mechanical Factor 4.3
• Electrical Factor 0.99 
• Total Factor 0.8
• Moving Mass 273g
• Compliance 81.9µ m/N
• BL Factor 9.9
• Voice Coil Inductance 838.3m mH
• Cone Area 834.69 Cm2
• DC Resistance 3.4 + 3.4 ohm
• Efficiency Bandwidth Product 29.3

Measurments

• Overall Diameter 15.35” / 391mm
• Overall Depth 8.41”/213.56mm
• Front Mount Baffle Cutout 13.95”/354.24mm
• Mounting Depth 7.39”/187.76mm
• Motor Diameter 6.1" / 155mm