

Hero image 0 of Rockford Fosgate P400X4 Punch 400 Watt 4 Channel Amplifier, 0 of 5
Rockford Fosgate P400X4 Punch 400 Watt 4 Channel Amplifier
Key item features
- Powerful Amplifier: Rockford Fosgate P400X4 400 Watt RMS 4 Channel Amplifier
- RMS Power Ratings: 50 Watts x 4 @ 4 Ohm, 100 Watts x 4 @ 2 Ohm, 200 Watts x 2 @ 4 Ohm Bridged
- Dynamic Power: 82 Watts x 4 @ 4 Ohm, 137 Watts x 4 @ 2 Ohm, 266 Watts x 2 @ 4 Ohm Bridged
- Bridgeable Design: Yes, allowing flexible configurations for various audio setups
- Wide Frequency Response: 20Hz to 20kHz +/- 1.0dB for clear and accurate sound reproduction
- High Efficiency: 67% efficiency at 4 Ohm, ensuring optimal performance
- Input Sensitivity: 150 mV to 12 V, accommodating a range of input sources
- Durable Construction: Weighs 10.25 lbs and uses 8 AWG to 4 AWG power wire gauge
Generated by AI
Specs
- BrandRockford Fosgate
- Rms power rating400 W
- Channels4
- Impedance2 ohm
- Peak audio power handling800 W
- Rec. useCar Audio
Current price is USD$369.99
Price when purchased online
- Free shipping
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Columbus, 43215
Arrives by Sat, Feb 14
|Sold and shipped by Sonic Electronix
4.05475040257649 stars out of 5, based on 621 seller reviews(4.1)621 seller reviews
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Starting from $369.99
About this item
Product details
The P400X4 is perfect for 4 way front stage/rear fill or 3 way front stage/subwoofer systems. Simply drop a pair of component speakers on the front channels and subs on the rear and BOOM you got "The PUNCH." With its flexible design, the P400X4 is an excellent amplifier choice for virtually any vehicle.The Punch P400X4 is a 4 channel amplifier producing 100 Watts into all four channels at 2 Ohm. The P400X4 is perfect for a 4 way full range system or a 3 way system having a front stage with subwoofers on the rear channels.
- Rockford Fosgate P400X4 400 Watt RMS 4 Channel Amplifier
- RMS Power:
- 50 Watts x 4 @ 4 Ohm
- 100 Watts x 4 @ 2 Ohm
- 200 Watts x 2 @ 4 Ohm Bridged
- Dyanmic Power:
- 82 Watts x 4 @ 4 Ohm
- 137 Watts x 4 @ 2 Ohm
- 266 Watts x 2 @ 4 Ohm Bridged
- Bridgeable: Yes
- Frequency Response: 20Hz to 20kHz +/ 1.0dB
- Efficiency (average): 67% @ 4 Ohm
- Input Sensitivity: 150 mV 12 V
- Power Wire Gauge: 8 AWG to 4 AWG
- Condition: Brand New
- Weight: 10.25 lbs
- Part Number: P400X4
- 1 Year Manufacturer Warranty
info:
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Specifications
Brand
Rockford Fosgate
Rms power rating
400 W
Channels
4
Impedance
2 ohm
Warranty
Warranty information
1 year
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Compare with similar items
| Product | Viewing this itemRockford Fosgate P400X4 Punch 400 Watt 4 Channel Amplifier ![]() $369.99 current price $369.9934.7 out of 5 Stars. 3 reviews | Rockford Fosgate R2-500X4 Prime 500-Watt Full Range 4-Channel Amplifier, Black ![]() $359.99 current price $359.99 | Rockford Fosgate P500X2 Punch 500 Watt 2 Channel Amplifier ![]() $429.99 current price $429.9923 out of 5 Stars. 2 reviews | Rockford Fosgate P300X1 Punch 300 Watt Full-Range Mono Amplifier ![]() $279.99 current price $279.99 | Rockford Fosgate T400X4ad Power 400 Watt Class-ad 4-Channel Amplifier ![]() $569.99 current price $569.99 | Rockford Fosgate PBR400X4D Rockford Fosgate PBR400X4D Punch Compact Chassis Amplifier ![]() $297.00 current price $297.00 | Powerbass PB-850.5 5 Ch 100 watt x 4 (2-ohm) 450 watt x 1 (2-ohm) ![]() $389.99 current price $389.99 |
|---|
| Rms power rating | 400 WRockford Fosgate P400X4 Punch 400 Watt 4 Channel Amplifier | 500 WRockford Fosgate R2-500X4 Prime 500-Watt Full Range 4-Channel Amplifier, Black | 500 WRockford Fosgate P500X2 Punch 500 Watt 2 Channel Amplifier | 300 WRockford Fosgate P300X1 Punch 300 Watt Full-Range Mono Amplifier | 400 WRockford Fosgate T400X4ad Power 400 Watt Class-ad 4-Channel Amplifier | 400 WRockford Fosgate PBR400X4D Rockford Fosgate PBR400X4D Punch Compact Chassis Amplifier | 850 WPowerbass PB-850.5 5 Ch 100 watt x 4 (2-ohm) 450 watt x 1 (2-ohm) |
|---|---|---|---|---|---|---|---|
| Channels | 4Rockford Fosgate P400X4 Punch 400 Watt 4 Channel Amplifier | 4Rockford Fosgate R2-500X4 Prime 500-Watt Full Range 4-Channel Amplifier, Black | 2Rockford Fosgate P500X2 Punch 500 Watt 2 Channel Amplifier | 1Rockford Fosgate P300X1 Punch 300 Watt Full-Range Mono Amplifier | 4Rockford Fosgate T400X4ad Power 400 Watt Class-ad 4-Channel Amplifier | 4Rockford Fosgate PBR400X4D Rockford Fosgate PBR400X4D Punch Compact Chassis Amplifier | 5Powerbass PB-850.5 5 Ch 100 watt x 4 (2-ohm) 450 watt x 1 (2-ohm) |
| Impedance | 2 ohmRockford Fosgate P400X4 Punch 400 Watt 4 Channel Amplifier | -Rockford Fosgate R2-500X4 Prime 500-Watt Full Range 4-Channel Amplifier, Black | 4 OhmRockford Fosgate P500X2 Punch 500 Watt 2 Channel Amplifier | 4 OhmRockford Fosgate P300X1 Punch 300 Watt Full-Range Mono Amplifier | 4 ohmRockford Fosgate T400X4ad Power 400 Watt Class-ad 4-Channel Amplifier | 4 ohmRockford Fosgate PBR400X4D Rockford Fosgate PBR400X4D Punch Compact Chassis Amplifier | 2 ohmPowerbass PB-850.5 5 Ch 100 watt x 4 (2-ohm) 450 watt x 1 (2-ohm) |
| Peak audio power handling | 800 WRockford Fosgate P400X4 Punch 400 Watt 4 Channel Amplifier | 1000 WRockford Fosgate R2-500X4 Prime 500-Watt Full Range 4-Channel Amplifier, Black | 1000 WRockford Fosgate P500X2 Punch 500 Watt 2 Channel Amplifier | 600 WRockford Fosgate P300X1 Punch 300 Watt Full-Range Mono Amplifier | 800 WRockford Fosgate T400X4ad Power 400 Watt Class-ad 4-Channel Amplifier | 800 WRockford Fosgate PBR400X4D Rockford Fosgate PBR400X4D Punch Compact Chassis Amplifier | 1700 WPowerbass PB-850.5 5 Ch 100 watt x 4 (2-ohm) 450 watt x 1 (2-ohm) |
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