Best Copper Voice Coil

Pair of Pioneer TS-A300D4 12” Dual 4 Ohms Voice Coil Subwoofer - 1500 Watts (2 Subwoofer)

B&C 18TBX100 18-Inch Subwoofer Car and DJ, Black

• 2400 W continuous program power capacity 100 mm (4 in) copper voice coil 35 - 1000 Hz response 97 dB sensitivity.
• Aluminium demodulating ring allows a very low distortion figure Double silicone spider with optimized compliance Ventilated voice coil gap for reduced power compression.
• Ventilated voice coil gap for reduced power compression.

Sundown Audio X-8 Series Subwoofers 800W RMS X-8 V.3 D4 8 Subwoofer

• Solid Pole piece with chamfered edges & machined air channels for increased voice coil cooling.
• Black Aluminum 2.5” voice coil former for superior heat dissipation.

Memphis MJM622 6.5' 700W RMS Dual 2-Ohm MOJO Series Subwoofers

• Features and Specifications: Vented cast aluminum basket, Fiberglass reinforced cone, Stitched foam surround, Heat dissipating aluminum heat sink, 4-layer copper 1.5″ voice coil, DVVC (Direct Vent Voice Coil) Cooling, Size: 6.5″, Power Handling: 700W RMS Power | 1400W Peak Power. Sensitivity: 82dB, Magnet Size: 80 oz, Mounting Depth: 5″, Cut Out Diameter: 5.95″, and Voice Coil Diameter: 1.5″..

Sundown Audio X-8 Series Subwoofers 800W RMS/Subwoofer (Pair X-8 V.3 D2 8' Subwoofers)

• Black Aluminum 2.5” voice coil former for superior heat dissipation.
• Solid Pole piece with chamfered edges & machined air channels for increased voice coil cooling.
• High strength & patented cast aluminum frame.

MJMECHEV8D1 Select Chevy Trucks (2) MOJO 8" Subwoofers Custom Enclosure

• Features and Specifications: Vented cast aluminum basket, Fiberglass reinforced cone, Stitched foam surround, Heat dissipating aluminum heat sink, 4-layer copper 2" voice coil, DVVC (Direct Vent Voice Coil) Cooling, Size: 8", 900W RMS Power | 1800W Peak Power. Sensitivity: 82 dB, Magnet Size: 105 oz, Mounting Depth: 5.75", Cut Out Diameter: 7.32", and Voice Coil Diameter: 2"..

SA-8 V.3 D2 - PAIR Sundown Audio 8' 500W Each RMS Dual 2-Ohm SA Subwoofer

• Xmax = 14mm one-way by 70% BL | RMS Power = 300-watts | Vented magnetic gap.
• Solid Pole piece with chamfered edges for increased air powered voice coil cooling | Black Aluminum 2” voice coil former for superior heat dissipation.
• High Temperature copper voice coil wire | Spring Loaded Terminals.
• Stitched-On Tinsel Leads to prevent fatigue and failure | High strength stamped steel frame.

Sundown Audio E-15 v4 D2 15 500W RMS Dual 2-Ohm Subwoofer

• Specifications: DC Resistance (Re): 7.75 Ω | Resonance Frequency (Fs): 36.95 Hz | Equivalent Volume (Vas): 52.35 L | Electrical Q Factor (Qes): 0.85....
• Box Recommendations: Sealed Enclosure Suggestion: 2.5 cu. ft. | Ported Enclosure Suggestion: 3 - 4 cu. ft. @ 35 Hz | Displacement: 0.17 cu. ft. |....
• Thick black anodized aluminum voice coil formers for maximum strength and heat dissipation | 4‐layer copper high temperature voice coil windings....
• Custom tooled frame spacer / ventilation ring | High efficiency air‐flow management integrated into the motor for maximum voice coil cooling | Dual....

Sundown Audio SA-15 Classic D4 15 750 Watts Dual 4-Ohm SA Series Subwoofer

• Specifications: DC Resistance (Re): 7.75 Ω | Resonance Frequency (Fs): 36.95 Hz | Equivalent Volume (Vas): 52.35 L | Electrical Q Factor (Qes): 0.85....
• Box Recommendations: Sealed Enclosure Suggestion: 2.5 cu. ft. | Ported Enclosure Suggestion: 3 - 4 cu. ft. @ 35 Hz | Displacement: 0.17 cu. ft. |....
• Thick black anodized aluminum voice coil formers for maximum strength and heat dissipation | 4‐layer copper high temperature voice coil windings....
• Custom tooled frame spacer / ventilation ring | High efficiency air‐flow management integrated into the motor for maximum voice coil cooling | Dual....

Memphis Audio MJM644 MOJO Series 6.5 Inch 700 Watt RMS 1,400 Watt Peak Dual Subwoofer Vehicle Car Audio System

• Features and Specifications: Vented cast aluminum basket, Fiberglass reinforced cone, Stitched foam surround, Heat dissipating aluminum heat sink, 4-layer copper 1.5″ voice coil, DVVC (Direct Vent Voice Coil) Cooling, Size: 6.5″. Power Handling: 700W RMS Power | 1400W Peak Power. Sensitivity: 82dB, Magnet Size: 80 oz, Mounting Depth: 5″, Cut Out Diameter: 5.95″, and Voice Coil Diameter: 1.5″..

WLLDSE 12 inch 3600 Watt Peak Momentary Power Dual 2 Ohm Car Subwoofer, Black

• Peak Momentary Power Output：3600 Watts | Max Power:2400 Watts | RMS Power:1200 Watts.
• Sensitivity: 83.1dB (1W/1m) | Resonant Frequency: 32.72 Hz | Impedance: Dual 12 ohm.
• 3 inch high temperature copper voice coil| 7.6 inch mounting height | 11.16 inch mounting hole diameter.
• SUPERIORITY: High roller foam surround, high flux ferrite motor, high secure stitch, high duty aluminum frame.
• POWERFUL: There is quite large space between the horn bowl and the copper voice coil, which ensures the explosive power of the bass.

Adam Audio Sub8 Powered Studio Subwoofer Black

• Neodymium magnet assembly Ventilated voice coil gap for reduced power compression2" copper voice coil on fiberglass former.
• Package Dimensions: 25.4 H x 15.2 L x 25.4 W (centimeters).

Memphis Audio MOJO1212 12 inch 2200W Peak Dual 4-Ohm Subwoofer

• 3 in. High Temperature Aluminum Voice Coil Former.