Garage
Shop

** $20 SAVINGS CLOSEOUT ** Boss CH550

800W Max, Chaos Series 2-Channel Amplifier (CH-550)

Boss
Shop all Boss
Product videos
highlight-star-icon

800 watts Max, 2 Channel Bridgeable Power Amplifier • 125 watts x 2 chan. @ 4 Ohm • Tri-mode operation • Remote Subwoofer Level Control • Line and Speaker Level Inputs • Power and Protection LEDs • MOSFET Power Supply

Learn more about the ch550

We apologize

This item has been discontinued

Product Highlights


800 watts Max, 2 Channel Bridgeable Power Amplifier • 125 watts x 2 chan. @ 4 Ohm • Tri-mode operation • Remote Subwoofer Level Control • Line and Speaker Level Inputs • Power and Protection LEDs • MOSFET Power Supply

Description


Boss brand icon

Authorized dealer

  • 800 watts Max, 2 Channel Bridgeable Power Amplifier
  • RMS Power Rating:
    • 4 ohm: 125 watts x 2 chan.
  • Bridged power, 4 ohm: 800 watts x 1 chan.
  • Signal-to-noise ratio: 102dB
  • THD: 0.01%
  • Tri-mode operation
  • Remote subwoofer level control
  • Line and speaker level inputs
  • variable gain control
  • Power and protection LEDs
  • Variable low pass crossover
  • High pass crossover
  • 0 - 18dB variable bass boost
  • MOSFET power supply
  • Dimensions: 11-3/4" W x 2-11/16" H x 11-1/4" L
  • 1-year Manufacturer's warranty

Best selling similar products

ATOM-900.2 PRO small

Deaf Bonce Apocalypse ATOM-900.2 PRO

• 350 watts x 2 channel @ 4 ohm
• 510 watts x 2 channel @ 2 ohm
• 900 watts x 2 channel @ 1 ohm
• Bridged: 1020 watts x 1 channel @ 4 ohm
• 1000 watts @ 2 ohm
• Total RMS Power: 900 watts
• Class D 1 ohm Stable 2-Channel-Channel Amplifier

$229.90

List price $229.90

MFA 2.420 small

Deaf Bonce MFA 2.420

• 420 watts x 2 channel @ 4 ohm
• 630 watts x 2 channel @ 2 ohm
• Bridged: 1260 watts x 1 channel @ 4 ohm
• Total RMS Power: 1260 watts
• Class D 2 ohm Stable 2-Channel Amplifier

$229.90

List price $229.90

ATOM-700.2 PRO small

Deaf Bonce Apocalypse ATOM-700.2 PRO

• 230 watts x 2 channel @ 4 ohm
• 480 watts x 2 channel @ 2 ohm
• 700 watts x 2 channel @ 1 ohm
• Bridged: 960 watts x 1 channel @ 4 ohm
• 14000 watts @ 2 ohm
• Total RMS Power: 700 watts
• Class D 1 ohm Stable 2-Channel-Channel Amplifier

(1)

$199.90

List price $199.90

R2-200X2 small

Rockford Fosgate Prime R2 R2-200X2

• 50 watts x 2 channel @ 4 ohm
• 100 watts x 2 channel @ 2 ohm
• Bridged: 200 watts x 1 channel @ 4 ohm
• Total RMS Power: 200 watts
• Class D 2 ohm Stable 2-Channel Amplifier

(2)

$239.99

List price $239.99

VADM2 small

NVX VADM2 v2 (VADM2v2)

• 200 watts x 2 channel @ 4 ohm
• 300 watts x 2 channel @ 2 ohm
• Bridged: 600 watts x 1 channel @ 4 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable 2-Channel Amplifier

(17)

$199.99

List price $239.99

PBR300X2 small

Rockford Fosgate Punch PBR300X2

• 100 watts x 2 channel @ 4 ohm
• 150 watts x 2 channel @ 2 ohm
• Bridged: 300 watts x 1 channel @ 4 ohm
• Total RMS Power: 300 watts
• Class BR 2 ohm Stable 2-Channel Amplifier

(22)

$249.99

List price $279.99

ION700.2D small

DS18 ION700.2D

• 240 watts x 2 channel @ 4 ohm
• 350 watts x 2 channel @ 2 ohm
• Bridged: 700 watts x 1 channel @ 4 ohm
• Total RMS Power: 700 watts
• Class D 2 ohm Stable 2-Channel-Channel Amplifier

$299.95

List price $359.99

MFA 2.520 small

Deaf Bonce Machete MFA 2.520

• 520 watts x 2 channel @ 4 ohm
• 750 watts x 2 channel @ 2 ohm
• Bridged: 1500 watts x 1 channel @ 4 ohm
• Total RMS Power: 1500 watts
• Class D 2 ohm Stable 2-Channel-Channel Amplifier

(2)

$239.90

List price $239.90

H400.2D small

Cerwin-Vega H400.2D

• 80 watts x 2 channel @ 4 ohm
• 125 watts x 2 channel @ 2 ohm
• Bridged: 290 watts x 1 channel @ 4 ohm
• Total RMS Power: 400 watts
• Class D 1 ohm Stable 2-Channel Amplifier

$239.99

List price $287.99

P300X2 small

Rockford Fosgate Punch P300X2

• 100 watts x 2 channel @ 4 ohm
• 150 watts x 2 channel @ 2 ohm
• Bridged: 300 watts x 1 channel @ 4 ohm
• Total RMS Power: 300 watts
• Class A/B 2 ohm Stable 2-Channel Amplifier

(9)

$249.99

List price $279.99

Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
125 watts x 2 channel
RMS Power @ 2 ohms
Not Stated: Peak = 400 watts x 2
RMS Power @ 1 ohm
Not Stable
Bridged RMS Power
Not Stated: Peak = 800 watts x 1 chan.
Amplifier Specifications
Number of Channels
2-Channel
Total RMS Power Output
250 watts
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
THD at Rated RMS Power
0.01%
Speaker Level Inputs
Yes
Preamp Outputs
No
High-Pass Crossover Frequency
35 - 160 Hz
Low-Pass Crossover Frequency
35 - 160 Hz
Signal-to-Noise Ratio
102 dB
Channel Separation
Yes
Bass Boost
0 - 18 dB
Remote bass/level controller
Yes
Fuse Rating
25A

Item Details


Manufacturer:

Model Number:

CH550

Weight:

11.00lbs

Internal SKU:

ch550

Internal Product ID:

6666

Product and How-to Videos


Customer Ratings & Reviews


** $20 SAVINGS CLOSEOUT ** Boss CH550 thumbnail image

5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
0
Value
0
Features
0
Design
0
Usability
0

Customer Reviews

Sort by:

Loading...
Sorry, no reviews found

Related Searches


Save up to 10 different vehicles in your garage

Add vehicle
Loading...
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.