MCM Audio 55-3233 12" Woofer with Poly Cone and Rubber Surround 120W RMS at 4ohm

2" Polypropylene Cone Woofer (single)

Low cost general replacement woofer is ideal in a two way cabinets or as a compact subwoofer. It is perfect for a wide variety of home or autosound applications and is ideal for either ported or sealed enclosures.

General Specifications:
• Nominal Diameter: 12 inch
• Rated Impedance: 4Ohm
• Operating Bandwidth: 50 ~ 4KHz (-3dB)
• Power Handling Capacity: 120W RMS
• Sensitivity (1W/M): 91dB (±3dB)
• Voice Coil Diameter: 1.5 inch


Thiele-Small Parameters:
• Resonance Frequency Fs: 42.0Hz
• DC Resistance Re: 3.4Ohm
• Mechanical Q Factor Qms: 3.345
• Electrical Q Factor Qes: 0.5324
• Total Q Factor Qts: 0.4593
• Equivalent Cas air load Vas: 122.6 L
• Surface Area of Cone Sd: 0.0531 m2
• Efficiency Bandwidth Product EBP 78
• Voice Coil Over Hang X-max 5 mm


Physical Information:
• Cutout: 10.94"
• Mounting Depth: 5.04"
• Basket: Pressed steel chassis
• Magnet Type: 30.0 oz.
• Cone Material: Polypropelyne
• Surround: Rubber
• Dust Cap: Polypropelyne
• Damper: Cloth