Garage
Shop

See all parts that fit your 2017 RX450h

MTX Audio Thunder Marine TM1805 R/B

5-Channel Amplifier for Marine Use

MTX
Shop all MTX
highlight-star-icon

Thunder Marine Series 5-Channel Class AB Marine Amplifier • 45W x 4 chan. + 150W x 1 chan. @ 4 ohm • 75W x 4 chan. + 300W x 1 chan. @ 2 ohm • Tuned Bass EQ (0-18 dB bass boost at 40 Hz) • Gold-plated RCA and screw terminals

Learn more about the LS-tm1805-RB

We apologize

This item has been discontinued

Description


MTX brand icon

Authorized dealer

Item Condition - Refurbished:

A manufacturer refurbished product will function like new with all parts inspected or replaced as necessary. There may be slight cosmetic issues such as scratches or similar. See the description for additional details.

Authorized MTX 

Dealer
  • Thunder Marine Series 5-Channel Class AB Marine Amplifier
  • RMS Power Rating:
    • 4 ohm: 45 watts x 4 chan. + 150 watts x 1 chan.
    • 2 ohm: 75 watts x 4 chan. + 300 watts x 1 chan.
  • Max power output: 360 watts
  • LED power indicators
  • Tuned Bass EQ (0-18 dB bass boost at 40 Hz)
  • Conformal board coatings for anti-corrosion protection
  • Thermal rail regulation maintains optimum amplifier temperature
  • Sealed control covers to keep internal components dry
  • Salt spray tested: ASTMB117-03
  • Gold-plated RCA level inputs
  • Gold-plated screw terminals
  • Defeatable high-pass filter (85 Hz, 18 dB/octave)
  • Defeatable low-pass filter (85 Hz, 18 dB/octave)
  • CEA-2006 compliant amplifier
  • Frequency response: 20-20000 Hz
  • Dimensions: 15-1/16"L x 9-1/2"W x 2-3/8"H
  • 4-gauge power and ground leads recommended. Contact us for information regarding a discount on a select amplifier kit when purchased together.
  • Authorized Internet Dealer
  • 30-Day Manufacturer’s warranty

Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
45 watts x 4 channel
RMS Power @ 2 ohms
75 watts x 4 channel
RMS Power @ 1 ohm
Not Stable
Bridged RMS Power
Not Specified
Power Specifications - Subwoofer Channel
RMS Power @ 4 ohms
150 watts x 1 channel
RMS Power @ 2 ohms
300 watts x 1 channel
Amplifier Specifications
Amplifier Class
A/B
Number of Channels
5-Channel
Total Peak Power Output
1800 watts
Total RMS Power Output
600 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
Not Specified
THD at Rated RMS Power
1%
Speaker Level Inputs
No
Preamp Outputs
No
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
Full (AP)
High-Pass Crossover Frequency
Defeatable @ 85 Hz, 18 dB/octave
Low-Pass Crossover Frequency
Defeatable @ 85 Hz, 18 dB/octave
Signal-to-Noise Ratio
78 dB
Bass Boost
0 - 18 dB
Remote bass/level controller
No
Fuse Rating
25A x 3 
Warranty and Return Policy
Parts Warranty Duration
30 days
Labor Warranty Duration
30 days
Warranty Provider
Manufacturer

Item Details


Manufacturer:

MTX

Model Number:

TM1805-RB

Weight:

11.00lbs

Internal SKU:

LS-tm1805-RB

Internal Product ID:

65897

Customer Ratings & Reviews


MTX Audio Thunder Marine TM1805 R/B 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


Heaven II Black small

Final Audio Design Heaven II Black (FI-HE2BBL)

Balanced Armature In-Ear Headphones

(3)

$89.00

List price $89.00

No picture

SPL FX2-1250 Open Box Complete

1250W Max, FX Series 2-Channel Amplifier

$62.99

List price $199.99

BU-CP-BLT small

Baretta USA BU-CP-BLT

Water Proof Rearview Night Vision Bullet Camera

(4)

$54.99

List price $129.99

No picture

NVX XKIT02 (Like New (Open Box))

Full Spec 1/0 Gauge 100% (OFC) Oxygen Free Copper Complete 2-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 4000 Watts

$152.99

List price $227.99

No picture

NVX XKIT84 (Like New (Open Box))

Full Spec 8 Gauge 100% (OFC) Oxygen Free Copper Complete 4-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 800 Watts

$76.49

List price $107.99

No picture

NVX XKIT42 (Open Box, Good)

Full Spec 4 Gauge 100% (OFC) Oxygen Free Copper Complete 2-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 1500 Watts

$79.99

List price $107.99

No picture

NVX XKIT46 (Like New (Open Box))

Full Spec 4 Gauge 100% (OFC) Oxygen Free Copper Complete 5/6-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 1500 Watts

$110.49

List price $179.99

ICF-18 small

Sony ICF-18 (ICF18) Portable AM/FM Radio and Antenna

Compact Analogue Tuning Walkman AM/FM Portable Radio w/ Antenna

(1)

$20.99

List price $39.99

NTTNK04G20A-T45 small

MTX Audio Thunderform NTTNK04G20A-T45 (Gray, Amplified)

Nissan Titan King Cab 2004-2008, Amplified 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

$552.99

List price $699.99

Related Searches


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

2010 Dodge Challenger

2017 Lexus RX450h

2007 Lexus IS250

2023 Ram 3500

1990 Ford Bronco II

2002 Honda Civic

2013 Dodge Journey

2008 Ford Expedition

1977 Volkswagen Scirocco

1978 Dodge Challenger

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.