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DS18 GEN-X Full-Range Class D 4-Channel Amplifier | 4 x 150W RMS @ 4-Ohm

SKU: G1800.4D
Key Features
  • 1800W MAX Power: Delivers 4 x 150W RMS at 4 ohms
  • 4-Channel Class D: Efficient full-range car audio amplification
  • Flexible Inputs: Low-level RCA and high-level 2–4CH input
  • Adjustable Crossovers: Selectable HPF, LPF, and Full Range modes
  • Compact Design: 81% efficiency with high-quality 4-gauge terminals

Power

Total Watts (Peak)
1800W
RMS Power @ 4 ohm
4 x 150W
RMS Power @ 2 ohm
4 x 230W
RMS Power @ 1 ohm
-
RMS Power @ 4 ohm Bridge
2 x 430W

Audio

Frequency Response
20Hz-20KHz
Signal to Noise Ratio
>90dB
Efficiency @ 4ohm
81%
Damping Factor
78
Input Impedance
22K
Channel Separation
70dB
Total Harmonic Distortion (THD)
0.01%
Low Level Input Range
0.25-6V
High Level Input
Yes
Selectable X-Over
LPF/FLAT/HPF
X-Over Filter Range
50Hz-4KHz
Bass Boost Range
N/A
Bass Boost Frequency
N/A
Infrasonic Filter
N/A
Phase Selector
No

Features

Amplifier Class
Digital (D)
Amplifier Type
Full Range
Number of Channels
4CH
Minimum Impedance
2ohm St / 4ohm Bridge
Led Indicator
Power / Protection / Clip
Power Input Terminal Size
4ga
Fuse Size
2 X 40A
Remote Level Control
No
Cooling Fan
No
Voltmeter
No
Thermal Protection
Yes
Over-Load Protection
Yes
DC Output Protection
Yes
Short Circuit Output Protection
Yes
Voltage Input Protection
Yes
Clipping Protection
Yes
Body Color / Finish
Matte black
Input Selector
Yes (2ch/4ch)
Compact Size to easy Installation for Any Applications
Yes
Stable/Reliable Two or Four Layers Traces PCB Design
Yes
Surface Mount Component Technology
Yes
Quality Control Verification using Audio Precision Instruments
Yes


Measurement

Overall Length
10.43" / 265mm
Overall Wide
4.72" / 120mm
Overall Height
1.96" / 50mm
Heatsink Length
8.58" / 218mm
Gross Single Unit Weight
1.6KG

Product Overview
The DS18 G1800.4D is a compact full-range Class D 4-channel car amplifier delivering up to 1800W MAX. It produces 4 x 150W RMS at 4 ohms, 4 x 230W RMS at 2 ohms, or 2 x 430W bridged at 4 ohms. Adjustable HPF, LPF, and Full Range crossover controls provide flexible sound tuning, while low-level RCA and high-level 2–4 channel inputs support factory and aftermarket car audio systems.
Freightliner Argosy, Cascadia, Cascadia 113, Cascadia 125, Century, Classic, COE, Columbia, Coronado, FL106, FL112, FL50, FL60, FL70, FL80, FLA, FLC, FLD112, FLD112 (Set back Axle), FLD120, FLD120 SD, FLD132, International MV, M2, M2 106
Kenworth C500, K100, K300, T170, T2000, T270, T300, T370, T400, T450, T600, T660, T680, T700, T800, T880, W900, W900A, W900B, W900L, W990
Peterbilt 320, 325, 330, 335, 337, 348, 357, 359, 362, 365, 367, 375, 376, 377, 378, 379, 384, 386, 387, 388, 389, 567, 579, 587
International 1452FC, 1452SC, 1652SC, 1652UPS, 2554, 2574, 2575, 2654, 2674, 2675, 3000, 3800, 4000, 4100, 4100 SBA, 4200, 4200 LP, 4300, 4300 LP, 4400, 4400 LP, 4600, 4600 LP, 4600 UH, 4700, 4700 LP, 4700 LPX, 4800, 4900, 5500i, 5600i, 5900i, 7100, 7300, 7600, 8100, 8200, 8300, 9200, 9200i SBA, 9300, 9400, 9400i SBA, 9600, 9670, 9700, 9800, 9800 SBA, 9800 SFA, 9900, CE200, CE300, LoneStar, LT Series, MV, Paystar 5900, Prostar, TranStar 8500 &8600, Workstar 7600 &7700
Volvo VN, VN2, VNL, VNM, WIA & White GMC
Mack CH, CHN, CV, CXN, Granite, MD, Pinnacle (Vision Elite), R600 & R700, RD, RH, Vision

DS18 GEN-X Full-Range Class D 4-Channel Amplifier | 4 x 150W RMS @ 4-Ohm

SKU: G1800.4D
Out Of Stock
Key Features
  • 1800W MAX Power: Delivers 4 x 150W RMS at 4 ohms
  • 4-Channel Class D: Efficient full-range car audio amplification
  • Flexible Inputs: Low-level RCA and high-level 2–4CH input
  • Adjustable Crossovers: Selectable HPF, LPF, and Full Range modes
  • Compact Design: 81% efficiency with high-quality 4-gauge terminals

Power

Total Watts (Peak)
1800W
RMS Power @ 4 ohm
4 x 150W
RMS Power @ 2 ohm
4 x 230W
RMS Power @ 1 ohm
-
RMS Power @ 4 ohm Bridge
2 x 430W

Audio

Frequency Response
20Hz-20KHz
Signal to Noise Ratio
>90dB
Efficiency @ 4ohm
81%
Damping Factor
78
Input Impedance
22K
Channel Separation
70dB
Total Harmonic Distortion (THD)
0.01%
Low Level Input Range
0.25-6V
High Level Input
Yes
Selectable X-Over
LPF/FLAT/HPF
X-Over Filter Range
50Hz-4KHz
Bass Boost Range
N/A
Bass Boost Frequency
N/A
Infrasonic Filter
N/A
Phase Selector
No

Features

Amplifier Class
Digital (D)
Amplifier Type
Full Range
Number of Channels
4CH
Minimum Impedance
2ohm St / 4ohm Bridge
Led Indicator
Power / Protection / Clip
Power Input Terminal Size
4ga
Fuse Size
2 X 40A
Remote Level Control
No
Cooling Fan
No
Voltmeter
No
Thermal Protection
Yes
Over-Load Protection
Yes
DC Output Protection
Yes
Short Circuit Output Protection
Yes
Voltage Input Protection
Yes
Clipping Protection
Yes
Body Color / Finish
Matte black
Input Selector
Yes (2ch/4ch)
Compact Size to easy Installation for Any Applications
Yes
Stable/Reliable Two or Four Layers Traces PCB Design
Yes
Surface Mount Component Technology
Yes
Quality Control Verification using Audio Precision Instruments
Yes


Measurement

Overall Length
10.43" / 265mm
Overall Wide
4.72" / 120mm
Overall Height
1.96" / 50mm
Heatsink Length
8.58" / 218mm
Gross Single Unit Weight
1.6KG

Product Overview
The DS18 G1800.4D is a compact full-range Class D 4-channel car amplifier delivering up to 1800W MAX. It produces 4 x 150W RMS at 4 ohms, 4 x 230W RMS at 2 ohms, or 2 x 430W bridged at 4 ohms. Adjustable HPF, LPF, and Full Range crossover controls provide flexible sound tuning, while low-level RCA and high-level 2–4 channel inputs support factory and aftermarket car audio systems.
Freightliner Argosy, Cascadia, Cascadia 113, Cascadia 125, Century, Classic, COE, Columbia, Coronado, FL106, FL112, FL50, FL60, FL70, FL80, FLA, FLC, FLD112, FLD112 (Set back Axle), FLD120, FLD120 SD, FLD132, International MV, M2, M2 106
Kenworth C500, K100, K300, T170, T2000, T270, T300, T370, T400, T450, T600, T660, T680, T700, T800, T880, W900, W900A, W900B, W900L, W990
Peterbilt 320, 325, 330, 335, 337, 348, 357, 359, 362, 365, 367, 375, 376, 377, 378, 379, 384, 386, 387, 388, 389, 567, 579, 587
International 1452FC, 1452SC, 1652SC, 1652UPS, 2554, 2574, 2575, 2654, 2674, 2675, 3000, 3800, 4000, 4100, 4100 SBA, 4200, 4200 LP, 4300, 4300 LP, 4400, 4400 LP, 4600, 4600 LP, 4600 UH, 4700, 4700 LP, 4700 LPX, 4800, 4900, 5500i, 5600i, 5900i, 7100, 7300, 7600, 8100, 8200, 8300, 9200, 9200i SBA, 9300, 9400, 9400i SBA, 9600, 9670, 9700, 9800, 9800 SBA, 9800 SFA, 9900, CE200, CE300, LoneStar, LT Series, MV, Paystar 5900, Prostar, TranStar 8500 &8600, Workstar 7600 &7700
Volvo VN, VN2, VNL, VNM, WIA & White GMC
Mack CH, CHN, CV, CXN, Granite, MD, Pinnacle (Vision Elite), R600 & R700, RD, RH, Vision