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PEX Factory Buyouts CW 125B20U 4 1/2" Paper Cone Woofer 8 Ohm P16401301PEX-299-4246 https://cdnimages.opentip.com/full/PEX/PEX-299-4246.jpg Factory Buyouts CW 125B20U 4 1/2" Paper Cone Woofer 8 Ohm Manufacturer Part Number: CW-125B20UThe CW-125B20U 4-1/2\" Paper Cone Woofer utilizes a paper cone, foam surround and large ferrite magnet.Key Features: 1\" 4-layer voice coil for increased power handling abilityPaper cone and foam surround for a natural tone1.75mm Xmax for impressive bass performanceCW-125B20U 4-1/2\" Paper Cone Woofer 8 OhmThe CW-125B20U 4-1/2\" Paper Cone Woofer utilizes a paper cone, foam surround and large ferrite magnet. A 1\" 4-layer voice coil on an aluminum former helps this driver handle 20 watts RMS, making this a great choice for compact systems.Product DetailsBrandFactory BuyoutsModelCW-125B20UPart Number299-4246UPC848864073682Unit of MeasureEachWeight1.2Product SpecificationsNominal Diameter4-1/2\"Bolt Circle Diameter4.625Power Handling (RMS)20 WattsPower Handling (MAX)40 WattsImpedance8ΩFrequency Response90 to 6,000HzSensitivity87.09dB 2.83V/1mVoice Coil Diameter1\"Thiele-Small ParametersResonant Frequency (Fs)90.94HzDC Resistance (Re)5.73ΩVoice Coil Inductance (Le)0.7837mHMechanical Q (Qms)4.35Electromagnetic Q (Qes)0.7721Total Q (Qts)0.6557Compliance Equivalent Volume (Vas)0.1201ft³Diaphragm Mass Inc. Airload (Mms)6.909gMaximum Linear Excursion (Xmax)1.75mmSurface Area of Cone (Sd)73.9cm²Materials of ConstructionCone MaterialPaperSurround MaterialFoamVoice Coil Wire MaterialCopperVoice Coil FormerAluminumBasket / Frame MaterialSteelMagnet MaterialFerriteMounting InformationOverall Outside Diameter4.625\"Baffle Cutout Diameter4.25\"Depth2.25\"# Mounting Holes4Manuals & ResourcesParts Express Factory Buyout Warranty 16401301 848864073682 1.4400lbs 0.00 0.00 0.00
Factory Buyouts
4.98 2026-08-23 749 In Stock

Factory Buyouts CW-125B20U 4-1/2" Paper Cone Woofer 8 Ohm

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UPC: 848864073682
SKU: PEX-299-4246
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Product Description

Manufacturer Part Number: CW-125B20U

The CW-125B20U 4-1/2" Paper Cone Woofer utilizes a paper cone, foam surround and large ferrite magnet.

Key Features:
  • 1" 4-layer voice coil for increased power handling ability
  • Paper cone and foam surround for a natural tone
  • 1.75mm Xmax for impressive bass performance


CW-125B20U 4-1/2" Paper Cone Woofer 8 Ohm

The CW-125B20U 4-1/2" Paper Cone Woofer utilizes a paper cone, foam surround and large ferrite magnet. A 1" 4-layer voice coil on an aluminum former helps this driver handle 20 watts RMS, making this a great choice for compact systems.


Manuals & Resources

warning tips WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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