Contact us
Close contact box
Connect ID #
394 877 921 3

Call center hours

Connect ID #
394 877 921 3
Chat
All finished with your chat session?

We’ll email you a transcript of this conversation for your records.

We're sorry, chat is not available at this time. Please visit our Support page to find the help you need.

Please enter your name.  
Please enter a valid email address. Why is this required?
Please enter your US phone number.  

For Tech Support, call 1-800-955-9091

Thank you, !
Our conversation will be emailed to
Please enter a question  
Please select an email topic.  

Looking for tech support?
Please call us at 1-800-955-9091

Need help now?
Call an advisor: 1-888-955-6000

Please enter your name.  
Please enter your US phone number.  
Please enter an email.  
Please enter an email.  
Please enter a message  

Calls may be recorded for training and quality control purposes.

Crutchfield call centers are located in Virginia USA.

Don't wait on hold. We'll call you back when it's your turn to talk with the next available .
Please enter your name  
Please enter your phone number  
Please enter a message  

Calls may be recorded for training and quality control purposes.

Crutchfield call centers are located in Virginia USA.

Product comparison
Car Amplifiers Comparison

Remove

Adding...
Rockford Fosgate R2-250X1
Prime Series mono subwoofer amplifier — 250 watts RMS x 1 at 2 ohms
Temporarily out of stock
$179.99
  • 150 watts RMS x 1 at 4 ohms
  • variable low-pass filter, subsonic filter, and bass boost
  • preamp and speaker-level inputs
Remove

Adding...
Memphis Audio SRX250.1
Street Reference mono subwoofer amplifier — 250 watts RMS x 1 at 2 ohms
In stock
$159.99
  • 150 watts RMS x 1 at 4 ohms
  • variable low-pass and subsonic filters
  • variable bass boost
Remove

Adding...
Top Seller
Alpine KTP-445A Power Pack
Compact upgrade amplifier for your Alpine receiver — 45 watts RMS x 4
  • dimensions: 7-7/8"W x 1-1/2"H x 2-9/16"D
  • compact amplifier for Alpine in-dash receivers
     
Condition New Stock New Stock New Stock
Performance Rockford Fosgate R2-250X1 Memphis Audio SRX250.1 Alpine KTP-445A Power Pack
RMS Power Output (Wt x Channels) 150 x 1
150 x 1
45 x 4
Peak Power Output (Wt x Channels) N/A --- 90 x 4
Power at 2 Ohms (Wt x Channels) 250 x 1 250 x 1 N/A
Bridged Power (Wt x Channels) N/A N/A N/A
N/A N/A N/A
2 2 2
20-250 Hz 30-250 Hz 20-20k Hz
1% 0.5% 1%
80 dB 92 dB 84 dB
14.4v --- 14.4v
Features Rockford Fosgate R2-250X1 Memphis Audio SRX250.1 Alpine KTP-445A Power Pack
D AB D
50-250 Hz 30-250 Hz N/A
12 dB/octave 12 dB/octave N/A
N/A N/A N/A
N/A N/A N/A
0-18 dB 0, 6, 12 dB No
45 Hz 45 Hz N/A
No No No
50 30 15
Harness No Harness
1 pair No No
8-1/8 11-3/8 7-7/8
2 2-3/16 1-1/2
7-3/4 8 2-9/16
1 Year 1 Year 1 Year
1 Year 1 Year 1 Year
  Owner's Manual Owner's Manual Owner's Manual
Hands-on Research Hands-on Research Hands-on Research
Remove

Adding...
Rockford Fosgate R2-250X1
Prime Series mono subwoofer amplifier — 250 watts RMS x 1 at 2 ohms
Temporarily out of stock
$179.99
Remove

Adding...
Memphis Audio SRX250.1
Street Reference mono subwoofer amplifier — 250 watts RMS x 1 at 2 ohms
In stock
$159.99
Remove

Adding...
Top Seller
Alpine KTP-445A Power Pack
Compact upgrade amplifier for your Alpine receiver — 45 watts RMS x 4
TOP