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The Rockford Fosgate Punch Marine 500 Watt 2-Channel Amplifier supplies strong power for tower speakers and subs, is compact enough for under-seat mounting, and users report straightforward installation and continued operation after salt-water exposure.
Buyer confidence
88%Highlights
- 2-Year Warranty
- Marine grade stainless steel hardware
- Muted turn on
- High level input capable with Auto Turn-On circuit
Key specs
Full specs- Number of Channels
- 2
- Total Power (Sum of Rated Power)
- 500 Watts
- Rated Power (RMS Continuous Power)
- 150 Watts x 2 @ 4-Ohm 250 Watts x 2 @ 2-Ohm 500 Watts x 1 @ 4-Ohm Bridged
- Dynamic Power (PVC/PowerCube®)
- 223 Watts x 2 @ 4-Ohms 0° Res 365 Watts x 2 @ 2-Ohms 0° Res
- Bridgeable
- Yes
- Frequency Response
- 20Hz to 20kHz +/- 1.0dB
- Input Sensitivity
- 150 mV - 12 V
- Circuit Topology Class
- Class A/B
Key specs
Full specs- Number of Channels
- 2
- Total Power (Sum of Rated Power)
- 500 Watts
- Rated Power (RMS Continuous Power)
- 150 Watts x 2 @ 4-Ohm 250 Watts x 2 @ 2-Ohm 500 Watts x 1 @ 4-Ohm Bridged
- Dynamic Power (PVC/PowerCube®)
- 223 Watts x 2 @ 4-Ohms 0° Res 365 Watts x 2 @ 2-Ohms 0° Res
Highlights
Overview- 2-Year Warranty
- Marine grade stainless steel hardware
- Muted turn on
Review highlights
Based on customer reviewsPowerful, compact marine amp that's easy to install
The Rockford Fosgate Punch Marine 500 Watt 2-Channel Amplifier supplies strong power for tower speakers and subs, is compact enough for under-seat mounting, and users report straightforward installation and continued operation after salt-water exposure.
What buyers praise
- Strong output—drives tower speakers and subs with ample gain and bass boost
- Easy to install and setup, friendly for less-experienced installers
What to watch for
- Access cover for adjustments/connections may not appear fully watertight—consider placement or additional sealing
Overview
500 Watt, 2-channel Class-A/B amplifier with a conformal-coated PCB and Element Ready design for marine and motorsport applications.
Best for
- Adding power to a two-channel marine audio system
- Driving a pair of 8-ohm single-voice-coil (SVC) subwoofers
- Driving four 2-ohm dual-voice-coil (DVC) subwoofers
- Systems exposed to marine or motorsport conditions
Key points
- 500 Watt total, 2-channel output with high dynamic power
- Class-A/B amplification topology
- Conformal-coated printed circuit board for moisture and corrosion resistance
- Designed as Element Ready™ for marine and motorsport use
- Includes technologies: TRANS•ana, Balanced Differential Inputs, C.L.E.A.N. Technology, DSM, CTA-2006 Compliant, NOMAD
Fit and use
The PM500X2’s massive output stage is suitable for moderate-to-high power two-channel setups and is specifically noted as best for driving a pair of 8-ohm SVC subwoofers or four 2-ohm DVC subwoofers. To optimize power delivery, use the recommended power and speaker cables.
What to know
The conformal-coated PCB is intended to improve durability in wet or corrosive environments; consult product documentation for environment-specific guidance. C.L.E.A.N. Technology is provided to help set amplifier gains—refer to the C.L.E.A.N. tutorial and owner’s manual for recommended procedures. This amplifier is d…
Highlights
Key features
- 2-Year Warranty
- Marine grade stainless steel hardware
- Muted turn on
- High level input capable with Auto Turn-On circuit
- Features C.L.E.A.N. Set-up
- Optional remote Punch Level Control (PLC2) ready (w/ input clip indicator)
- Cast aluminum heatsink
- On-board Punch EQ with +18dB boost @ 45Hz
- Marine grade 2-part epoxy coated PCB
- Over current protection
- Short circuit protection
- 12dB/octave Butterworth crossover
More info
Manufacturer details
The PM500X2 is a 500 Watt 2-channel amplifier with high dynamic power using Class-A/B technology and a conformal coated pc board designed for motorsport and marine applications.
Additional details
The PM500X2 is an excellent way to PUNCH up your sound system without monopolizing your entire trunk - that way you have more room for subs! With its massive output stage, this amplifier is best suited for driving a pair of 8-ohm SVC subwoofers or four 2-ohm DVC subwoofers. Remember to utilize the recommended power and speaker cables to optimize power delivery.
Technologies
Element Ready™ | Amps
All components are protected against harsh outdoor elements like Dust, UV, Temperature, Water, Corrosion &
TRANS•ana
An award winning studio quality circuit borrowed from the pro audio company Hafler. TRANS-ana is a sound quality
CE Compliant
This product fulfills all essential safety and environmental requirements as defined in the European Directives
Balanced Differential Inputs
Differential input circuitry measures the voltage of both the (+) and (-) input signal. The circuitry subtracts
Patent: 8,712,066
C.L.E.A.N. Technology
Time and sophisticated test equipment have been replaced, with Rockford’s integrated level setting technology
DSM
DSM - An industry-leading manufacturing process, DSM utilizes high-speed robotics, high-quality 1% tight-tolerance
CTA-2006 Compliant
Power ratings on Rockford Fosgate amplifiers conform to CTA-2006 industry standards. These guidelines mean your
NOMAD
NOMAD is a "real time" analog computer that protects your amplifier from shorting speaker wires and ...
MEHSA3
MEHSA3 reduces MOSFET temperatures, lowers distortion, increases durability and prolongs the output device life
Showing the main technologies for this product.
Specs
Specifications
28
| Number of Channels | 2 |
| Total Power (Sum of Rated Power) | 500 Watts |
| Rated Power (RMS Continuous Power) | 150 Watts x 2 @ 4-Ohm 250 Watts x 2 @ 2-Ohm 500 Watts x 1 @ 4-Ohm Bridged |
| Dynamic Power (PVC/PowerCube®) | 223 Watts x 2 @ 4-Ohms 0° Res 365 Watts x 2 @ 2-Ohms 0° Res |
| Bridgeable | Yes |
| Frequency Response | 20Hz to 20kHz +/- 1.0dB |
| Input Sensitivity | 150 mV - 12 V |
| Circuit Topology Class | Class A/B |
| Efficiency (average) | 73% @ 4-Ohm |
| Total Harmonic Distortion (THD+Noise) | 4-Ohm: <1.0% 2-Ohm: <1.0% |
| Signal Input | Hi/Low level: 1 RCA pair |
| Signal Output | Low level: 1 RCA pair |
| Tone Controls | Punch EQ2 Bass: 0dB to +18dB @ 45Hz and/or Punch EQ2 Treble: 0dB to +12dB @ 12kHz Function depends upon LP/AP/HP switch position |
| Crossover Controls | High-Pass: 50Hz-250Hz @ 12dB/octave Butterworth Low-Pass: 50Hz-250Hz @ 12dB/octave Butterworth All-Pass: Yes |
| Remote Controls | Optional Punch Level Control (PLC2) Ready |
| Visual Indicators | Power/Protect/Thermal LED Input Clip LED3 Output Clip LED1,2,3 LED Color Legend: 1BLUE: <0.5% THD 2VIOLET: 1% THD 3RED: 10%+ THD |
| Power Wire Gauge | 4 AWG |
| Power Input Connector | Captive C-Clamp |
| Speaker Wire Gauge | 8 AWG to 18 AWG |
| Speaker Output Connector | Captive C-Clamp |
| Cooling | Convection |
| Operating Voltage | 9 - 16 VDC |
| Recommended Fuse (not included) | 80 A |
| Average Current Draw (13.8V Music) | 40 A |
| Max. Current Draw (13.8V Sinewave) | 80 A |
| Suggested Alternator | 75 A |
| Dimensions (H x W x D) | 2.38 x 7.76 x 13.28 (in) 6.05 x 19.71 x 33.73 (cm) |
| Shipping Weight | 12.3 Lbs. (5.57 Kg.) |
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Installation resources
Wiring diagrams
10
Wiring Diagram #1
Source: Rockford Fosgate
Wiring Diagram #2
Source: Rockford Fosgate
Wiring Diagram #3
Source: Rockford Fosgate
Wiring Diagram #4
Source: Rockford Fosgate
Wiring Diagram #5
Source: Rockford Fosgate
Wiring Diagram #6
Source: Rockford Fosgate
Wiring Diagram #7
Source: Rockford Fosgate
Wiring Diagram #8
Source: Rockford Fosgate
Wiring Diagram #9
Source: Rockford Fosgate
Support
Return Authorization
If you bought this product from Onkar Electronics, use the Contact Us page on the Onkar Electronics website and we will help with return authorization and warranty support. If you purchased it from another dealer, contact that authorized dealer first for return assistance.
Popular Questions
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