SD215A-88 8" DVC Subwoofer 4 Ohm

Works equally well in sealed or vented enclosures

8-14 days

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The Dayton Audio SD215A-88 8" subwoofer speaker is one of the best bang-for-the-buck low frequency drivers available today.

Dayton Audio DVC Series woofers were designed to offer the maximum performance-per-dollar. The speakers feature poly coated paper cones, wide rubber surrounds, large voice coils, vented pole pieces, and bumped back plates. Their healthy Xmax, long-throw construction, and dual voice coils make them perfect for any economical yet high-performing subwoofer speaker system.


Sealed Volume 0.33 ft.³

Sealed F3 68 Hz

Vented Volume 0.95 ft.³

Vented F3 38 Hz

  • Enclosure volume/F3s based on BassBox "optimum" calculations


• Works equally well in sealed or vented enclosures
• Attractive gasket-less design
• Long-life rubber surround for years of reliable service
• Excellent bottom octave performance

Speaker Series DVC Series
Model Number SD215A-88
Color Black
Unit of Measure Each
UPC 844632088698
Warranty - Parts 5 Years
Warranty - Labor 5 Years
Product Shipping Weight (lbs.) 4.7000
Speaker Type Subwoofer
Nominal Diameter 8"
Power Handling (RMS) 80 watts
Power Handling (max) 160 watts
Continuous Program Power --
Impedance 8+8 ohms
Sensitivity 85.9 dB @ 1W/1m
Frequency Response 31 - 2,500 Hz
Voice Coil Diameter 38.5 mm
Magnet Weight --
DC Resistance (Re) 3.20 ohms
Voice Coil Inductance (Le) 1.16 mH
Resonant Frequency (Fs) 31.0 Hz
Mechanical Q (Qms) 3.10
Electromagnetic Q (Qes) 0.45
Total Q (Qts) 0.39
Diaphragm Mass Inc. Airload (Mms) 42.40 g
Moving Mass Of Diaphragm (Mmd) --
Mechanical Compliance of Suspension (Cms) 0.62 mm/N
Surface Area Of Cone (Sd) 208.7 cm²
Volume of Displacement (Vd) 125.2 cm³
BL Product (BL) 7.70 Tm
Compliance Equivalent Volume (Vas) 38.2 liters
Maximum Linear Excursion (Xmax) 6.0 mm
Driver's Mechanical Losses (Rms) --
Cone / Diaphragm Material Coated Paper
Entry / Exit Diameter --
Surround Material Rubber
Voice Coil Wire Material Copper
Voice Coil Former Aluminum
Dual Voice Coil Yes
Basket/Frame Material Steel
Magnet Material Ferrite
Overall Outside Diameter 216 mm
Overall Depth 95 mm
Baffle Cutout Diameter 180 mm
# Mounting Holes 5
Mounting Hole Diameter --
Bolt Circle Diameter --
Product Weight --

SKU 844632088698
Model # SD215A-88
Barcode # 844632088698
Brand Dayton Audio
Shipping Weight 2.0830kg
Shipping Width 0.229m
Shipping Height 0.229m
Shipping Length 0.114m
Shipping Cubic 0.005973000m3
Assembled Length 0.114m
Assembled Height 0.229m
Assembled Width 0.229m

Dayton Audio SD215A-88 8" DVC Subwoofer

By: on 25 July 2015
I bought these speakers as replacement for old damaged sub woofer speakers in a pair of infinity speakers. I can truely say i am very impressed with the quality and the infinity speakers now sound as good as they ever did. 5 stars

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