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DC130B-4 5-1/4" Classic Woofer Speaker 4 Ohm

Quick Overview

The Dayton Audio DC130B-4 5-1/4" woofer is a 4 ohm, round frame version of the popular Classic Series DC130 drivers.

Product Highlights

  • Sturdy, easy-to-countersink round steel frame
  • 4 ohm impedance offers alternative load possibilities
  • Coated paper cone provides smooth response and reduced cone breakup
  • Suitable for sealed or vented enclosures
  • Large diameter flat spider and good Xmax for clean bass
  • Aluminum VC former and vented pole piece for high power handling

Product Manuals / Spec Sheets / Downloads

Dayton Audio DC130B-4 Specification Sheet
Dayton Audio DC130B-4 Data Files

One of the main design goals at Dayton Audio is to create loudspeakers that can achieve high levels of performance at reasonable prices. The Dayton Audio DC130B-4 5-1/4" woofer is a great example of this approach. It features a non-pressed treated paper cone, rubber half-roll surround, ASV voice coil, coated cloth dust cap, and excellent low frequency response.


Sealed Volume 0.1 ft.³
Sealed F3 120 Hz
Vented Volume 0.22 ft.³
Vented F3 72 Hz
* Enclosure volume/F3s based on BassBox "optimum" calculations

Speaker Series Classic Series
Model Number DC130B-4
List Price $25.99
Color Black
Unit of Measure Each
UPC 844632093982
Warranty - Parts 5 Years
Warranty - Labor 5 Years
Product Shipping Weight (lbs.) 2.05
Speaker Type Woofer
Nominal Diameter 5.25"
Power Handling (RMS) 40 watts
Power Handling (max) 80 watts
Continuous Program Power --
Impedance 4 ohms
Sensitivity 92.1 dB @ 2.83V/1m
Frequency Response

50 - 5

000 Hz

Voice Coil Diameter 25.4 mm
Magnet Weight 11 oz.
DC Resistance (Re) 3.2 ohms
Voice Coil Inductance (Le) 0.5 mH @ 1 kHz
Resonant Frequency (Fs) 51.8 Hz
Mechanical Q (Qms) 2.52
Electromagnetic Q (Qes) 0.41
Total Q (Qts) 0.35
Diaphragm Mass Inc. Airload (Mms) 9.4g
Moving Mass Of Diaphragm (Mmd) --
Mechanical Compliance of Suspension (Cms) 1 mm/N
Surface Area Of Cone (Sd) 91.6 cm²
Volume of Displacement (Vd) 22.9 cm³
BL Product (BL) 4.89 Tm
Compliance Equivalent Volume (Vas) 12.3 liters
Maximum Linear Excursion (Xmax) 2.5 mm
Drivers Mechanical Losses (Rms) --
Cone / Diaphragm Material Coated Paper
Entry / Exit Diameter --
Surround Material Rubber
Voice Coil Wire Material Copper
Voice Coil Former Aluminum
Basket/Frame Material Steel
Magnet Material Ferrite
Overall Outside Diameter 145 mm
Overall Depth 67.8 mm
Baffle Cutout Diameter 120 mm
# Mounting Holes 4
Mounting Hole Diameter --
Bolt Circle Diameter --
Product Weight --