The PM400X4 is a 400 Watt 4-channel amplifier with high dynamic power using Class-a/b technology and a conformal coated pc board designed for motorsport and marine applications. The PM400X4 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 PM400X4 is an excellent amplifier choice for virtually any vehicle.
General Features:
      - High level input capable with Auto Turn-On circuit
- Features C.L.E.A.N. Set-up
- 12dB/octave Butterworth crossover
- On-board Punch EQ with +18dB boost @ 45Hz
- Muted turn on
- Stealth top mounted control panel
- Cast aluminum heatsink
- Short circuit protection
- Over current protection
- Marine grade two part epoxy coating on circuit boards
- Marine grade stainless steel hardware
 
                                            
                            
                                
                                            
                                                | Additional Information | 
                                            
                                                | Amp Channel | 4 Channel | 
                                            
                                                | Amp Freq Response at RMS Power | 20 to 20000 Hz | 
                                            
                                                | Amp Peak Power Output | 400 | 
                                            
                                                | Amp RMS Power Output | 400 | 
                                            
                                                | Amplifier Class | AB | 
                                            
                                                | Bass Boost Frequency | 45 Hz | 
                                            
                                                | Brand | Rockford Fosgate | 
                                            
                                                | Crossover | Active Crossover | 
                                            
                                                | Enrock rated power | 400 | 
                                            
                                                | Item Weight | 10.5 | 
                                            
                                                | Manufacturer | Rockford Fosgate | 
                                            
                                                | Manufacturer Part Number | PM400X4 | 
                                            
                                                | Marine use | Yes | 
                                            
                                                | Product Dimensions (W x L x H) | 11"L x 7.8"W x 2.4"H | 
                                            
                                                | Size | 11"L x 7.8"W x 2.4"H | 
                                            
                                                | UPC | 780687345099 | 
                                            
                                                | Warranty | 1 Year Manufacturer Warranty | 
                                
                         
                                                                                                        
                                
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