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SDR-8 | 8" 700 Watt Max Power Car Subwoofer

Coil Configuration
  • The Skar Audio SDR-8 D2 was designed to deliver hard hitting, low frequencies, while being ultra responsive and musical. Featuring a high flux ferrite motor, this versatile 8-inch woofer is conservatively rated at 700 watts max power. Don't let the size fool you, the SDR-8 D2 is capable of reproducing low end frequencies with authority.

    The SDR-8 D2 is the perfect solution for a 350-700 watt daily driver, featuring a 2-inch, high temperature copper voice coil that is attached to a sleek and attractive red spider system. The high roll foam surround and competition grade paper cone found on the SDR-8 D2, allows the woofer to produce riveting low end bass response, that will impress the listener every time it is playing.

    RMS Power Handling 350 Watts
    Peak Power Handling 700 Watts
    Voice Coil Size 2.0"
    Voice Coil Configuration Dual 2 Ω
    • 8-inch Dual 2 Ohm Voice Coil Configuration
    • Peak Power: 700 Watts
    • RMS Power: 350 Watts
    • Competition Grade Pressed Paper Cone
    • High Roll Foam Surround
    • Advanced Air Flow Cooling System
    • 2" High Temperature Copper Voice Coil
    • Motor Weight: 49 oz
    • Frequency Response: 30 - 350 Hz
    • Sensitivity: 83.8 dB
    • Fs: 39 Hz
    • Re: Dual 2 Ω
    • Qms: 4.59
    • Qes: 0.5
    • Qts: 0.45
    • Mms: 89.2 gr
    • Nref: 0.15%
    • Cms: 0.122 mm/N
    • Bl: 14.25 n/a
    • Vas: 7.0 L
    • Sd: 201 cm²
    • Xmax: 8.8 mm
  • Recommended Enclosure Specifications
    • Recommended Sealed Volume: 0.55 ~ 0.75 ft³
    • Recommended Ported Volume: 0.75 ~ 1.00 ft³
    • Recommended Port Area: 10.5 in²
    • Recommended Tuning Frequency: 39 Hz
    • Enclosure recommendations above do not include subwoofer, bracing, and port displacement
    Subwoofer Measurements
    Cut-out Diameter 7.25"
    Mounting Depth 4.56"
    Total Height 5.50"
    Outside Diameter 8.50"
    Magnet Diameter 5.25"
  • The Skar Audio SDR-8 D4 was designed to deliver hard hitting, low frequencies, while being ultra responsive and musical. Featuring a high flux ferrite motor, this versatile 8-inch woofer is conservatively rated at 700 watts max power. Don't let the size fool you, the SDR-8 D4 is capable of reproducing low end frequencies with authority.

    The SDR-8 D4 is the perfect solution for a 350-700 watt daily driver, featuring a 2-inch, high temperature copper voice coil that is attached to a sleek and attractive red spider system. The high roll foam surround and competition grade paper cone found on the SDR-8 D4, allows the woofer to produce riveting low end bass response, that will impress the listener every time it is playing.

    RMS Power Handling 350 Watts
    Peak Power Handling 700 Watts
    Voice Coil Size 2.0"
    Voice Coil Configuration Dual 4 Ω
    • 8-inch Dual 4 Ohm Voice Coil Configuration
    • Peak Power: 700 Watts
    • RMS Power: 350 Watts
    • Competition Grade Pressed Paper Cone
    • High Roll Foam Surround
    • Advanced Air Flow Cooling System
    • 2" High Temperature Copper Voice Coil
    • Motor Weight: 49 oz
    • Frequency Response: 30 - 350 Hz
    • Sensitivity: 83.7 dB
    • Fs: 39 Hz
    • Re: Dual 4 Ω
    • Qms: 5.1
    • Qes: 0.68
    • Qts: 0.61
    • Mms: 72.8 gr
    • Nref: 0.14%
    • Cms: 0.121 mm/N
    • Bl: 7.35 n/a
    • Vas: 6.98 L
    • Sd: 201 cm²
    • Xmax: 8.8 mm
  • Recommended Enclosure Specifications
    • Recommended Sealed Volume: 0.55 ~ 0.75 ft³
    • Recommended Ported Volume: 0.75 ~ 1.00 ft³
    • Recommended Port Area: 10.5 in²
    • Recommended Tuning Frequency: 39 Hz
    • Enclosure recommendations above do not include subwoofer, bracing, and port displacement
    Subwoofer Measurements
    Cut-out Diameter 7.25"
    Mounting Depth 4.56"
    Total Height 5.50"
    Outside Diameter 8.50"
    Magnet Diameter 5.25"
 

Customer Reviews

Based on 64 reviews
95%
(61)
2%
(1)
3%
(2)
0%
(0)
0%
(0)
M
M.G.
Really good bang for your money!
L
L.
Exceeding expectations
J
J.
What goes BOOM in the night
J
J.H.
8 inch subs that act like 12s!
J
J.R.
Awesome

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