SPL C-Type Subwoofer Pioneer’s champion-level SPL subs pack power and punch. The TS-W3004SPL boasts top output power of 3000 W. This subwoofer is the perfect match for a Pioneer SPL amp. High-tech materials like the newly designed voice-coil ensure the intensity you need for a real power boost. Now you can push your subwoofer to the limit with confidence: increased heat-resistance and a reinforced suspension structure, posting patent-pending technology, are backed up by a powerful double-stacked magnets motor structure for a guaranteed reliable performance. Enjoy freedom of choice in installation, with a more flexible enclosure volume. This system will justify your pride. 
 
General TS-W2504SPL
Short description  SPL C-Type Subwoofer
Key features TS-W2504SPL
Interlaced Glass/Carbon Fibre Reinforced IMPP double cone
Wide-roll, 3-layer Fibre woven radial surround
Double cone reinforcement nodes
Powerful double-stacked magnets
High power handling ceramic-coated voice coils
Bottom hold design aluminium die-cast chassis
Aluminium die-cast heat sink
Spring compression binding terminals
Nominal input power: 800 W
Features TS-W2504SPL
Frequency response  18 - 1.000 Hz
Sensitivity (1W/1m)  87 dB
Qts  0.48
Recommended sealed enclosure (Litres)  18.4 - 35.4
Lowest resonance frequency (FS)  35.6
Maximum Power  2.500 Watt
Nominal input power  800 Watt
Vas  14.63  
Woofer size (cm)  25 cm
Dual 4-ohm voice coils: 2 or 8 ohm  Yes