Rockville K5 W12K5S2 12" 1400 Watt 2 Ohm Car Subwoofer+Vented Sub Box Enclosure
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Product Description
Package Includes:
- (1) Rockville K5 W12K5S2 12" 1400w 2 Ohm Car Audio Subwoofer Sub 350w RMS CEA Rated!
- (1) Rockville RSV12 Single 12” 1.22 cu.ft. 3/4" MDF Vented Subwoofer Enclosure Box
- 10 Drywall Wood Screws (Wood screws are the type of screws; the screws are actually made of metal)
- 12 Feet of 14 AWG Blue Speaker Wire
- 2 Spade Terminals
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Video of K5 SERIES:Features of W12K5S2:
- Rockville W12K5S2 K5 Series 12" 2-Ohm Car Subwoofer
- Peak Power Handling: 1400 Watts
- Program Power Handling: 700 Watts
- CEA Rated RMS Power Handling: 350 Watts
- 2" 4-Layer Black Aluminum Voice Coils Wound with OFC (100% Copper) Wire
- The wire we use to wind the voice coil is imported from Japan which is way better quality than the standard China wire
- 50 Oz High Quality Magnet
- Cast Iron Basket With Black Sanded Finish
- Fiber Reinforced Ultra Stiff Black Non-Pressed Paper Cone – This cone is very efficient which makes the speaker sound louder even without requiring a lot of power to push it
- Thick Foam Surround Provides Incredible Sound Quality With Minimal Distortion
- Blue Stitching Cone Reinforcement Ensures Long Life
- Paper Dustcap is light weight and efficient helping the sub to play louder even if your amp is not so powerful
- Chrome-Plated Binding Post Terminals - These are the best terminals on the market and they accept any gauge wire
- Impedance: Single 2-Ohm Voice Coil
- Vented Hole on T-yoke Enhances Heat Dissipation
- Rubber Boot Magnet Covers Make the Woofer Look Nice and Protects the Magnet
- Mounting Gasket with Rockville branding looks great and Makes it Easy To Mount the Subwoofer Air-Tight
- High BL Magnetic Motor Gap
- We use the highest grade black glue that handles extremely high temperatures which allows our woofer to handle even more power than they are rated
- Cutout Diameter: 11.02” inches
- Mounting Depth: 5.03” inches
- Frequency Response: 25 Hz - 1.5K kHz
- 6mm T-Yoke + 6mm Washer
- Sensitivity: 88dB
- Sealed Enclosure Volume: 0.8 – 1.3 Cubic Feet
- Vented/Ported Enclosure Volume: 1.3 – 2.0 Cubic Feet
- Weight: 10.1 Lbs.
- Shipping Weight: 11.6 Lbs.
- Shipping Box Dimensions: 13.78" x 13.78" x 8.97" Inches
Detailed Info:
- Body: Non-Pressed Paper
- Gap Plate Inside Diameter: 80mm (3.14 inches)
- Gap Plate Outside Diameter: 156mm (6.14 inches)
- Gap Plate Thickness: 25mm (0.98 inches)
- Yoke Outside Diameter: 145mm (5.7 inches)
- Yoke Thickness: 6mm (0.23 inches)
- Yoke Pole Diameter: 50mm (2 inches)
T/S Parameters (Tested on a Klippel)
| Electrical Parameters | |||
| Re | 2.06 | Ohm | electrical voice coil resistance at DC |
| Le | 0.689 | mH | frequency independent part of voice coil inductance |
| L2 | 1.367 | mH | para-inductance of voice coil |
| R2 | 12.77 | Ohm | electrical resistance due to eddy current losses |
| Cmes | 1339.39 | µF | electrical capacitance representing moving mass |
| Lces | 11.94 | mH | electrical inductance representing driver compliance |
| Res | 20.04 | Ohm | resistance due to mechanical losses |
| fs | 39.8 | Hz | driver resonance frequency |
| Mechanical Parameters | |||
| (using laser) | |||
| Mms | 130.909 | g | mechanical mass of driver diaphragm assembly including air load and voice coil |
| Mmd (Sd) | 118.62 | g | mechanical mass of voice coil and diaphragm without air load |
| Rms | 4.878 | kg/s | mechanical resistance of total-driver losses |
| Cms | 0.122 | mm/N | mechanical compliance of driver suspension |
| Kms | 8.19 | N/mm | mechanical stiffness of driver suspension |
| Bl | 9.886 | N/A | force factor (Bl product) |
| Lambda s | 0.025 |
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