Punch P28S4 - Subwoofer Rockford Fosgate - Free user manual and instructions
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| Product Type | Car Audio Subwoofer |
| Model | Punch P28S4 |
| Size | 8 inches |
| Impedance | Single 4 ohms |
| RMS Power Handling | 200 Watts |
| Peak Power Handling | 400 Watts |
| Frequency Response | 30 - 250 Hz |
| Sensitivity | 84 dB |
| Mounting Depth | 4.5 inches (114 mm) |
| Cutout Diameter | 7.1 inches (180 mm) |
| Recommended Enclosure | Sealed: 0.5 ft³; Ported: 0.8 ft³ |
| Voice Coil | Single Voice Coil (SVC) |
| Woofer Material | Injection Molded Polypropylene Cone |
| Surround Material | Rubber |
| Weight | 5.5 lbs (2.5 kg) |
| Dimensions (Diameter x Height) | 8.3 x 5.2 inches (211 x 132 mm) |
Frequently Asked Questions - Punch P28S4 Rockford Fosgate
What is the impedance of the Rockford Fosgate Punch P28S4?
The Punch P28S4 has a single 4-ohm voice coil.
What is the RMS power handling of the P28S4?
The RMS power handling is 200 Watts.
What size subwoofer is the Punch P28S4?
It is an 8-inch subwoofer.
What is the recommended enclosure for the P28S4?
For a sealed box, use 0.5 cubic feet; for a ported box, use 0.8 cubic feet.
What is the mounting depth of the P28S4?
The mounting depth is 4.5 inches (114 mm).
How do I wire the P28S4 to a mono amplifier?
Connect the positive terminal of the subwoofer to the amplifier's positive output, and the negative terminal to the amplifier's negative output. The total load will be 4 ohms.
What amplifier should I use for the P28S4?
Use a mono amplifier that delivers 200-400 Watts RMS at 4 ohms.
Does the P28S4 require a break-in period?
Yes, it is recommended to play the subwoofer at low to moderate volume for 10-20 hours before pushing it to full power.
What is the frequency response of the P28S4?
The frequency response is 30-250 Hz.
Can the P28S4 be used in a sealed or ported enclosure?
Yes, it is suitable for both sealed and ported enclosures. Refer to the recommended box volumes.
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USER MANUAL Punch P28S4 Rockford Fosgate
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Product information
Brand : Rockford Fosgate
Model : Punch P28S4
Category : Subwoofer