Garage
Shop

See all parts that fit your 2008 Commander

Boss MNX1800

1800W Monoblock Onyx Series Class AB Amplifier

Boss
Shop all Boss
Product videos
highlight-star-icon

• RMS: 900W x 1 @ 4 ohm
• Total Peak Power: 1800W
• Nickel-plated RCA low level inputs/outputs
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• Wired remote bass level control included
• 10.00" W x 11.75" L x 2.25" H

Learn more about the mnx1800

We apologize

This item has been discontinued

NVX - Worth the Envy - Direct to Consumer Car Audio

Loading...
DMH-C2550NEX main

Pioneer DMH-C2550NEX

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Apple CarPlay, Android Auto and SiriusXM Ready

1
-13.33%

$519.99

List price $600.00

JBL Stage2 634 (STAGE2634)

500W Peak (80W RMS) 6.5" Stage2 Series 3 Way Coaxial 4-ohm Speakers

15
-26.00%

$73.99

List price $99.99

Product Highlights


• RMS: 900W x 1 @ 4 ohm
• Total Peak Power: 1800W
• Nickel-plated RCA low level inputs/outputs
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• Wired remote bass level control included
• 10.00" W x 11.75" L x 2.25" H

Description


Boss brand icon

Authorized dealer

General Features:

  • Onyx Series Monoblock Class AB Amplifier
  • RMS Power Rating:
    • 4 ohm: 900 watts x 1 chan.
  • Peak Power Rating:
    • 2 ohm: 1800 watts x 1 chan.
  • Pulse Width Modulated MOSFET power supply
  • 2 Ohm stable mono operation
  • Wired remote bass level control included
  • Soft start turn-on
  • Nickel-plated speaker and power terminals
  • Preamp RCA outputs to daisy chain multiple amps
  • High Level Inputs
  • 3-way protection circuitry (thermal, overload, and speaker short protection)
  • Gunmetal aluminum heat-sink
  • Input sensitivity: Selectable
    • 2V - 8V
    • 100mV - 2V
  • Frequency Response: 15 - 250 Hz
  • Total Harmonic Distortion (THD): 0.01%
  • Signal to Noise Ration: 100 dB
  • Variable Bass Boost: 0 to +18dB
  • Variable low-pass filter: 45 - 150Hz
  • Fuse Rating: 35A x 1
  • 4 gauge power and ground wiring is recommended for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier.
  • Dimensions: 10.00"W x 11.75"L x 2.19"H
  • Authorized Internet Dealer
  • 1 year Sonic Electronix, and 5 years Manufacturer's warranty
Check out the Boss MNX1800 Owner's Manual

Loading...
DMH-1800NEX main

Pioneer DMH-1800NEX

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto, and SiriusXM Ready

59
-19.05%

$339.99

List price $420.00

Limited time!
46CSC654 main

Kicker CSC65 (46CSC654)

600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers

254
-33.36%

$79.96

List price $119.99

Limited time!
46CSC6934 main

Kicker CSC693 (46CSC6934)

900W Peak (300W RMS) 6x9” CS Series 3 Way Coaxial 4-ohm Speakers with Integrated Midrange Speakers

40
-30.02%

$111.96

List price $159.99

Limited time!
Club 622 main

JBL Club 622

360W Peak (120W RMS) 6.5" Club Series 2-way Coaxial 3-ohm Speakers

5
-28.58%

$99.95

List price $139.95

UTE-73BT main

Alpine UTE-73BT

Single DIN Digital Media Receiver with Bluetooth

44
-16.69%

$149.95

List price $180.00

DB652 main

Polk Audio DB652 (DB 652)

600W Peak (200W RMS) 6.5" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers

214
-9.16%

$109.00

List price $119.99

CV15BT main

Cerwin-Vega CV15BT

Single Din Digital Media Receiver with Bluetooth

3
43DSC6504 main

Kicker DSC650 (43DSC6504)

480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)

72
-10.53%

$84.99

List price $94.99

Limited time!
DMH-W3050NEX main

Pioneer DMH-W3050NEX

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Wireless Apple CarPlay and Android Auto, and Built-in Alexa (Sirius XM Ready)

1
-24.20%

$469.99

List price $620.00

Club 322F main

JBL Club 322F (SPKCB322FAM)

150W Peak (50W RMS) 3.5" Club Series 2 Way Coaxial 3-ohm Speakers

1
-27.29%

$79.95

List price $109.95


Best selling similar products

NDA12001 small

NVX NDA12001

• 500 watts x 1 channel @ 4 ohm
• 850 watts x 1 channel @ 2 ohm
• 1200 watts x 1 channel @ 1 ohm
• Total RMS Power: 1200 watts
• Class D 1 ohm Stable Monoblock Amplifier

(19)

$169.99

List price $239.99

ATOM 1300.1 PRO small

Deaf Bonce Apocalypse ATOM 1300.1 PRO

• 490 watts x 1 channel @ 4 ohm
• 780 watts x 1 channel @ 2 ohm
• 1300 watts x 1 channel @ 1 ohm
• Total RMS Power: 1300 watts
• Class D 1 ohm Stable Monoblock Amplifier

$199.90

List price $199.90

CXA1200.1 small

Kicker CXA1200.1 (46CXA12001T)

• 600 watts x 1 channel @ 4 ohm
• 1200 watts x 1 channel @ 2 ohm
• 1200 watts x 1 channel @ 1 ohm
• Total RMS Power: 1200 watts
• Class D 1 ohm Stable Monoblock Amplifier

(41)

$399.99

List price $429.99

VAD17001v2 small

NVX VAD17001 v2 (VAD17001v2)

• 800 watts x 1 channel @ 4 ohm
• 1350 watts x 1 channel @ 2 ohm
• 1700 watts x 1 channel @ 1 ohm
• Total RMS Power: 1700 watts
• Class D 1 ohm Stable Monoblock Amplifier

(144)

$259.99

List price $335.99

JD500/1 small

JL Audio JD500/1

• 250 watts x 1 channel @ 4 ohm
• 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable Monoblock Amplifier

(12)

$299.99

List price $299.99

CXA400.1 small

Kicker CXA400.1 (46CXA4001T)

• 150 watts x 1 channel @ 4 ohm
• 300 watts x 1 channel @ 2 ohm
• 400 watts x 1 channel @ 1 ohm
• Total RMS Power: 400 watts
• Class D 1 ohm Stable Monoblock Amplifier

(24)

$199.99

List price $219.99

VAD10001v2 small

NVX VAD10001 v2 (VAD10001v2)

• 420 watts x 1 channel @ 4 ohm
• 760 watts x 1 channel @ 2 ohm
• 1000 watts x 1 channel @ 1 ohm
• Total RMS Power: 1000 watts
• Class D 1 ohm Stable Monoblock Amplifier

(38)

$209.99

List price $227.99

JD1000/1 small

JL Audio JD1000/1

• 600 watts x 1 channel @ 4 ohm
• 1000 watts x 1 channel @ 2 ohm
• Total RMS Power: 1000 watts
• Class D 2 ohm Stable Monoblock Amplifier

(25)

$429.99

List price $429.99

CXA800.1 small

Kicker CXA800.1 (46CXA8001T)

• 300 watts x 1 channel @ 4 ohm
• 600 watts x 1 channel @ 2 ohm
• 800 watts x 1 channel @ 1 ohm
• Total RMS Power: 800 watts
• Class D 1 ohm Stable Monoblock Amplifier

(19)

$299.99

List price $329.99

NDA15001 small

NVX NDA15001

• 670 watts x 1 channel @ 4 ohm
• 1100 watts x 1 channel @ 2 ohm
• 1500 watts x 1 channel @ 1 ohm
• Total RMS Power: 1500 watts
• Class D 1 ohm Stable Monoblock Amplifier

(27)

$199.99

List price $287.99

Specifications & Details


Power Specifications - Subwoofer Channel
RMS Power @ 4 ohms
900 watts x 1 channel
Power Specifications - Subwoofer Channel
Peak Power @ 2 ohms
1800 watts x 1 channel
Amplifier Specifications
Series
ONYX Series
Amplifier Class
A/B
Number of Channels
1 - Mono
Total Peak Power Output
1800 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
Not Bridgeable
THD at Rated RMS Power
0.01%
Speaker Level Inputs
Yes
Preamp Outputs
No
Built-in Crossover
Low-Pass (LP)
Low-Pass Crossover Frequency
45 - 90 Hz
Signal-to-Noise Ratio
100 dB
Bass Boost
0 - 18 dB
Remote bass/level controller
Yes
Fuse Rating
40A x 2 
Strappable
No
Sonic Certified Amplifier
Not Tested
Warranty and Return Policy
Parts Warranty Duration
6 years
Labor Warranty Duration
6 years
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

MNX1800

Weight:

8.80lbs

Internal SKU:

mnx1800

Internal Product ID:

93800

Product and How-to Videos


Customer Ratings & Reviews


Boss MNX1800 thumbnail image

5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
100%



Durability
1
Value
1
Features
1
Design
4
Usability
1

Customer Reviews

Sort by:

Loading...

Don't buy it

I have owned this product for about a month worked great and now it's going into protection mode

By shawn on November 20, 2015

2 found this helpful



Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

2008 BMW X5

1980 Subaru DL

2008 Jeep Commander

2009 Dodge Viper

1975 Audi Fox

2009 Ford Escape

2015 MINI Countryman

1988 Saab 9000

2010 Volvo S40

1977 Ford Maverick

Add vehicle Clear all vehicles
Where to find vehicle info
Are you sure you want to clear your garage?
This action cannot be undone. Confirm
This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue
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.