70 Watt 2-Ch. Limited Edition Amp Punch45

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70 Watt 2-Ch. Limited Edition Amp Punch45

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Discontinued
Overview Technologies Specifications Support Accessories Wiring Wizard
Overview

The Punch45 is the amplifier that started it all. Back in the day, people were amazed by how much output came from such a small amplifier. The '25 to LIFE.' version proves that some things never change, especially when you're talking Rockford Fosgate and output!

FEATURES AT A GLANCE

  • Stealth Connections
  • 4 Gauge power/ground connections with built-in ATC fusing
  • Focused mass heat sink allows critical aluminum material to be located around hottest internal devices
  • Thermal Sensing
  • Connector Cover
  • RCA pass-thru outputs
  • 1 Year Warranty
Technologies
Balanced Differential Inputs

Differential inputs eliminate noise picked up by signal cables.

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Engineered In The USA

These Avatars are a personal signature from the Rockford Fosgate team member(s) who designed and engineered ...

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TRANS•ana

Trans•ana is a Class A/B topology that simplifies the signal path of the amplifier allowing the ...

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NOMAD

NOMAD is a "real time" analog computer that protects your amplifier from shorting speaker wires and ...

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MEHSA

Rockford Fosgate amps use MEHSA, a thermal substrate that maximizes heat transfer between MOSFET power devices ...

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TO-247 MOSFETs

(left-OLD | right-NEW)
Rockford Fosgate amps use custom TO-247 MOSFETs. These have 60% more ...

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Specifications
Cta-2006 Compliant
Number of Channels
2
Total Power
(Sum of Rated Power)
70 Watts RMS
Rated Power
(RMS Continuous Power)
22.5 Watts x 2 @ 4-Ohm
35 Watts x 2 @ 2-Ohm
70 Watts x 1 @ 4-Ohm Bridged
Dynamic Power
(Pvc/Powercube®)
Bridgeable
Yes
Frequency Response
20Hz to 20kHz +/- 0.5 dB
Input Sensitivity
Circuit Topology Class
Class A/B
Efficiency (Average)
Total Harmonic Distortion (Thd+Noise)
Signal Input
Low level: 1 RCA pair
Signal Output
Low level: 1 RCA pair
Tone Controls
Bass: 0dB to +18dB @ 45Hz
Crossover Controls
High-Pass (HP): 40-400Hz 12dB/octave Butterworth
Low-Pass (LP): 40-400Hz 12dB/octave Butterworth
Remote Controls
Punch Bass EQ (included with cable)
Visual Indicators
Power On
Power Wire Gauge
4 AWG
Power Input Connector
Block
Speaker Wire Gauge
8 AWG to 18 AWG
Speaker Output Connector
Screw terminal barrier strip
Cooling
Convection
Heatsink
Operating Voltage
Recommended Fuse
(Not Included)
Average Current Draw (13.8V Music)
Max. Current Draw (13.8V Sinewave)
Suggested Alternator
Included In The Box
Dimensions (H x W x D)
2.6 x 11.2 x 11.7 (in)
6.6 x 28.5 x 29.7 (cm)
Shipping Weight
13.2 Lbs.
(6.0 Kg.)
Compatibility
Support

Knowledge Base Articles

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Ask Our Experts

Return Authorization

Contact the Authorized Rockford Fosgate Dealer you purchased this product from. If you need further assistance, call 1-800-669-9899 for Rockford Customer Service. You must obtain an RA# (Return Authorization number) to return any product to Rockford Fosgate. You are responsible for shipment of product to Rockford.


Return Authorization Process



Diagnose First

Prior to requesting an RA, try to diagnose the failure. Many products we receive are sent back with No Trouble Found, usually due to incorrect installation. Use our Knowledge Base for troubleshooting assistance.



Contact Customer Support

Please call us during normal business hours at 1-800-669-9899 (option #1) and be prepared with the following information:

  • First and Last Name with complete Shipping Address
  • Product Name (T0D415)
  • Serial Number (12 or 13 digit number)
  • Failure Diagnosis (no output, no power LED, etc.)
  • Scanned copy of Original Receipt emailed to [email protected] (dealer name, purchase date, and item purchased must be legible)
  • Credit/Debit Card (if paying for out-of-warranty claims)
  • No money orders or checks.


Shipping Instructions

When shipping your product, your package MUST have the following information:

  • RA# Printed Outside of Box (as large as possible)
  • Copy of Original Receipt


Shipping Address

Ship your product (UPS or FedEx preferred) to the following:


Rockford/ AJR International
300 Regency DR
Glendale Heights, IL 60139
RA#:_______________________
Accessories
Three Quarter Beauty Shot of Products Included in Kit

ParaPunch Bass (2004-2006 Power)

PPB1
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Wiring Wizard

Available Wiring Diagrams

Please consult your amplifier owner's manual for lowest recommended impedance.

The below diagrams optimize this amp for its lowest recommended BRIDGED/MONO load.



Wiring Diagram #1



Wiring Diagram #2



Wiring Diagram #3



Wiring Diagram #4



Wiring Diagram #5



Wiring Diagram #6



Wiring Diagram #7



Wiring Diagram #8



Wiring Diagram #9



Wiring Diagram #10

Speaker Polarity

Your woofer may use one of the following to identify (+/-) terminals.

Positive +

Red Post

Purple (4Ω)

Red (8Ω)

Negative -

Black Post

No Dot

No Dot

FAQ

Determining power needed for speakers

Prevent blowing your subwoofers

Temperature differences between subwoofer voice coil types

Differences between SVC and DVC subwoofers

Speaker Polarity

Your woofer may use one of the following to identify (+/-) terminals.

Positive +

Red Post

Purple (4Ω)

Red (8Ω)

Negative -

Black Post

No Dot

No Dot

FAQ

Determining power needed for speakers

Prevent blowing your subwoofers

Temperature differences between subwoofer voice coil types

Differences between SVC and DVC subwoofers

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