Garage
Shop

JL Audio G-MAX

1200W Max, G-Series Class D Monoblock Subwoofer Amplifer

JL Audio
Shop all JL Audio
Product videos
highlight-star-icon

G-Series Single-Channel Monoblock Class D Car Amplifier • Power Rating @ 14.4V or 12.5V • 1200W x 1 Chan. 2 ohms • 600W x 1 Chan. @ 4 ohms • Bass Boost • Differential-balanced input topology • Pass-Through Preamps

Learn more about the gmax

We apologize

This item has been discontinued

Product Highlights


G-Series Single-Channel Monoblock Class D Car Amplifier • Power Rating @ 14.4V or 12.5V • 1200W x 1 Chan. 2 ohms • 600W x 1 Chan. @ 4 ohms • Bass Boost • Differential-balanced input topology • Pass-Through Preamps

Description


JL Audio brand icon

Authorized dealer

The G-Series amplifiers are the real value amplifiers from JL Audio. With the emphasis on quality and not just on the price, The G-Series amplifiers give you the greatest performance for your money.

The G-Max amplifier uses technology that is often seen in the higher end amplifiers. It features differential-balanced inputs, exceptional signal processing sections, an unique “never quit” rollback protection circuit, and JL Audio's super-clean, patented amplifier circuits. With all this great technology, the G-Max is a high-end amplifier for a middle-end price.

  • G-Series Single-Channel Monoblock Class D Car Amplifier
  • RMS Power Rating @ 14.4 V:
    • 4 ohms: 600 watts x 1 chan.
    • 2 ohms: 1200 watts x 1 chan.
  • RMS Power Rating @ 12.5 V:
    • 4 ohms: 450 watts x 1 chan.
    • 2 ohms: 900 watts x 1 chan.
  • Conventional unregulated power supply
  • Power and protection LED indicators
  • +6 dB fixed frequency bass boost/EQ
  • Differential-balanced input topology for superior noise immunity
  • Optional bass remote with the purchase of the RBC-1
  • RCA jack inputs
  • Pass-through preamp RCA outputs
  • High-damping class D circuit with discrete control circuitry
  • Damping Factor:
    • >500 @ 4 ohm / 50 Hz
    • >250 @ 2 ohm / 50 Hz
  • Heavy duty aluminum alloy heatsink for maximum heat dissipation
  • RCA level inputs
  • Screw terminals
  • Variable low-pass filter (40-200 Hz, 12 or 24 dB/octave)
  • Frequency response: 10-250 Hz
  • Dimensions: 15-3/4"L x 9-1/4"W x 2-1/2"H
  • 4-gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits when purchased together with this amplifier.
  • 1-year SonicElectronix.com warranty

Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
600 watts x 1 channel
RMS Power @ 2 ohms
1200 watts x 1 channel
Amplifier Specifications
Amplifier Class
D
Number of Channels
1 - Mono
Total RMS Power Output
1200 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohms
Minimum Impedance Bridged
Not Bridgeable
THD at Rated RMS Power
0.1%
Speaker Level Inputs
No
Preamp Outputs
Mono output
Built-in Crossover
Low-Pass (LP)
Low-Pass Crossover Frequency
40 - 200 Hz
Signal-to-Noise Ratio
90 dB
Bass Boost
0 - 6 dB
Remote bass/level controller
Optional (Accessory required and sold separately)
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Sonic Electronix

Item Details


Manufacturer:

Model Number:

G-MAX

Weight:

16.00lbs

Internal SKU:

gmax

Internal Product ID:

16061

Product and How-to Videos


Customer Ratings & Reviews



5 star
33%
4 star
33%
3 star
0%
2 star
0%
1 star
33%



Durability
3.4
Value
3.4
Features
3.4
Design
3.7
Usability
3.4

Customer Reviews

Sort by:

Loading...

DId not work

had to return this product was no good was returned and credited in a resonable amount of time..

By kenneth on January 21, 2014

4

found this helpful.

It fits!

This was one of few amps that met the space requirements of my very specific fitment requirements and still has the power to meet my needs. It's nothing glorious, but it fits the bill. I have no complaints.

By Ryan on November 24, 2009

3

found this helpful.

!200 watt JL G-Max monoblock

This JL amp is very nice. and easy to use. It pushes my 2 12 inch Type r's real hard. my neighbors 4 blocks away get mad when i play them haha

By Brock Jay on May 7, 2013

1

found this helpful.

Add-ons


Similar Products

Best selling similar products

Alpine MRV-M500

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

(38)

$164.95

NVX VAD17001

• RMS: 800 x 1 @ 4 ohms, 1350W x 1 @ 2 ohms, 1700W x 1 @ 1 ohm
• Total RMS Power: 1700W
• CEA-2006 Compliant
• Wired Bass Remote Included
• Efficient Class D Design
• Dimensions: 10.1"W x 5.4"D x 2.0H

(28)

$214.99

JL Audio JD1000/1

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

(2)

$399.99

Kicker CXA1800.1 (46CXA18001T)

• 900 watts x 1 channel @ 4 ohms
• 1800 watts x 1 channel @ 2 ohms
• 1800 watts x 1 channel @ 1 ohm
• Total RMS Power: 1800 watts
• Class D 1 ohms Stable Monoblock Amplifier

(10)

$399.96

Crunch GP-3500.1D

• 875 watts x 1 channel @ 4 ohms
• 1750 watts x 1 channel @ 2 ohms
• 3500 watts x 1 channel @ 1 ohm
• Total RMS Power: 3500 watts
• Class D 1 ohms Stable Monoblock Amplifier

(6)

$99.99

Related Products

This item is frequently compared to these items

JL Audio RBC-1 Bass Knob

• Adjust the overall level of the amplifier from the front of the vehicle
• Low-profile design for custom-look installations
• Hardware included
• Compatible with Select Slash JX Series, Slash Series, and Marine Series Amplifiers

(43)

$54.99

Related Searches


G-MAX small

Item added to your cart.

Price: $389.99

Essential add-ons
Belva BAK42

Complete 2-Channel CCA 4 Gauge Amp Kit with RCA Cables and Speaker Wire

$59.99

$34.99

Add to cart
Belva BAK42BK

Complete 2-Channel CCA 4 Gauge Amp Kit with RCA Cables and Speaker Wire

$59.99

$34.99

Add to cart
Belva BAK42BL

Complete 2-Channel CCA 4 Gauge Amp Kit with RCA Cables and Speaker Wire

$59.99

$34.99

Add to cart
InstallBay AK4ANL

Complete 2-Channel 4 Gauge Amp Kit with RCA Cables and ANL Fuse Holder

$49.99

$29.99

Add to cart
Stinger SS1200XS

Complete 2-Channel 4 Gauge Amp Kit with RCA Cables and Speaker Wire

$119.00

$52.99

Add to cart
NVX XAPK4

4 Gauge 100% (OFC) Oxygen Free Copper Amplifier Power Wiring Kit with Speaker Wire

$114.99

$84.99

Add to cart
Stinger SK4241

4 Gauge Power Amplifier Installation Kit

$129.00

$64.99

Add to cart
Stinger SK6241

4 Gauge Power Amplifier Installation Kit

$159.00

$79.99

Add to cart
NVX Remote Level Bass Control with Digital Voltmeter

Controls bass level and frequency and monitor voltage

$99.99

$29.99

Add to cart
NVX XBRC

Universal Remote Level Bass Control

$9.99

$7.99

Add to cart
Universal Remote Bass Level Control Knob

Flush Mount & Universal via RCA. Works with any amp, controls your bass output

$14.99

$7.99

Add to cart
NVX XLCA2X

2-Channel Line Out Converter

$159.99

$79.99

Add to cart
NVX XLCA2

2 Channel Line Out Converter with xBOOST

$62.49

$49.99

Add to cart
NVX XBBR2

Looking to fine tune the bass in your vehicle? Look no further

$149.99

$69.99

Add to cart
The Epicenter - Black

Maximize Your Bass Potential with an Audio Control’s legendary Bass Restoration Processor

$149.00

$149.00

Add to cart
X Series RCA Interconnect Cable

16.4 ft. of 2-Channel Interconnects with Super Quad Construction & Rhodium-Plated Connectors

$29.99

$18.99

Add to cart
12 Gauge 7 Meter (23 Ft) Speaker Wire (CCA)

12 Gauge 7 Meter (23 Ft) Speaker Wire (CCA)

$14.99

$6.99

Add to cart
NVX XBG3PK 1/0 Gauge OFC Big 3 Upgrade Kit

Comes with everything you need to upgrade your power and ground wire.

$114.99

$99.99

Add to cart
SHURiKEN SK-BT100

12V High Performance AGM Power Cell Battery for Systems Up To 2000 Watts

$349.99

$329.99

Add to cart
80 Amp Smart Relay Isolator (XSBI80)

Smart isolator - Monitors and auto-charging feature!

$49.99

$24.99

Add to cart
80 Amp Relay Isolator (BIR80)

Great for isolating a second batter making it dedicated to the stereo system

$19.99

$14.99

Add to cart
200 Amp Smart Relay Isolator (XSBI200)

Smart isolator - Monitors and auto-charging feature!

$79.99

$54.99

Add to cart
500 Amp Smart Relay Isolator (XSBI500)

Smart isolator - Monitors and auto-charging feature!

$99.99

$74.99

Add to cart
500 Amp Relay Isolator (BIR500)

Does not create a voltage drop to the second battery like conventional isolators

$89.99

$65.99

Add to cart
Belva BB2D

2.0 Farad Capacitor with Digital Red Display

$89.99

$39.95

Add to cart
Belva Nine Function Digital Multimeter

Perfect for any installation and troubleshooting

$29.99

$9.99

Add to cart
Six Function Digital Multimeter

Perfect for every toolbox

$14.99

$6.99

Add to cart
Steve Meade Designs IM-SG

Impedance Meter / Signal Generator

$461.99

$451.99

Add to cart
SMD DD-1 Distortion Detector

Set your gains like a Pro, accurately and quickly

$207.99

$199.99

Add to cart
SMD CC-1 Crossover Calibrator

This is a must have! Set your crossover frequency like a Pro

$195.99

$192.99

Add to cart
Universal Positive/Negative 1/0 or 4 Gauge Battery Terminal

Make installation a breeze with the XBTU

$24.99

$16.99

Add to cart
World's Smallest AFS / Mini ANL Fuse Holder

Accepts 4 gauge or 8-gauge wire

$19.99

$10.99

Add to cart
4/8 Gauge Mini ANL (MANL, AFS) Fuse Holder

4/8 Gauge Mini ANL (MANL, AFS) Fuse Holder

$9.99

$6.99

Add to cart
High Quality Element Resistant AGU Fuse Holder

Belva BAGUH2 AGU Fuse Holder

$9.99

$4.99

Add to cart
4/8 Gauge AGU Fuse Holder

4/8 Gauge AGU Fuse Holder

$9.99

$6.99

Add to cart
Modular Linkable ANL Fuse Block

Modular Linkable ANL Fuse Block

$59.99

$16.99

Add to cart
ANL/Mini-ANL Fuse Holder with 1/0 or 4 Gauge Input and Output

No-fail termination and current flow, it helps keep your system protected and running smoothly

$24.99

$13.99

Add to cart
4/8 Gauge Mini-ANL/MANL/AFS Fuse Holder

4/8 Gauge Mini-ANL/MANL/AFS Fuse Holder

$9.99

$8.99

Add to cart
4 Pack of 80 Amp Nickel-Plated MANL Fuse

Mini-ANL (MANL/AFS) 80A Nickel Plated Fuses

$8.99

$3.99

Add to cart
4 Pack of 100 Amp Nickel-Plated MANL Fuse

Mini-ANL (MANL/AFS) 100A Nickel Plated Fuses

$8.99

$3.99

Add to cart
2 Pack of 100 Amp Nickel-Plated ANL Fuse

ANL 100A Nickel plated for better power transfer

$7.99

$3.99

Add to cart
2 Pack of 200 Amp Nickel-Plated ANL Fuse

Two fuses per order. High quality 200 Amp ANL Fuses

$7.99

$3.99

Add to cart
2 Pack of 300 Amp Nickel-Plated ANL Fuse

Two fuses per order. High quality 300 Amp ANL Fuses

$7.99

$3.99

Add to cart
Gauge Reducer, 4 Gauge Input to 8 Gauge Pin

Great for amplifiers that do not accept a large gauge power wire

$14.00

$9.99

Add to cart
Pair of 4 Gauge Spade Terminals, #8 Opening

Spade Terminals • 4 Gauge • 1 Red & 1 Black • Nickel Plated

$3.99

$1.99

Add to cart
4 Gauge Ring Terminals with 3/8" Opening (5 Pieces)

4 Gauge Ring Terminals with 3/8" Opening (5 Pieces)

$9.99

$2.99

Add to cart
5 Pack of Black 4 Gauge Ring Terminals

5 Pack of Black 4 Gauge Ring Terminals

$6.99

$3.99

Add to cart
(4-pack) 4 Gauge Solid Copper Ring Terminals with Shrink Tubing

(4-pack) 4 Gauge Solid Copper Ring Terminals with Shrink Tubing

$9.99

$9.99

Add to cart
XIX2025 Strapping RCA

0.25 Meter (0.86 ft) Hyper-Flex RCA cable w/ Serpentine-Cut Nickel Plated Connectors

$19.99

$12.99

Add to cart
Save up to 10 different vehicles in your garage

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