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Description

DS18 ZR1600.4D

The DS18 ZR1600.4D is a high-power 4-channel Class D car audio amplifier built for precise, high-efficiency sound in multi-speaker and subwoofer setups. Engineered with premium components, it delivers clean, stable power across 2 Ω to 4 Ω loads while maintaining low distortion for clear audio reproduction. Featuring a robust cooling system, advanced protection circuitry, and a compact design, the ZR1600.4D is ideal for custom car audio installations that require maximum output, high reliability, and exceptional sound clarity.


Power Specifications

Specification Value
SKU ZR1600.4D
Total Watts (Peak) 7200W
RMS Power @ 4 Ohm 4 × 400W
RMS Power @ 2 Ohm 4 × 680W
RMS Power @ 4 Ohm Bridge 2 × 1200W

Audio Specifications
Specification Value
Frequency Response 20Hz – 20kHz
Signal to Noise Ratio >90dB
Efficiency @ 4 Ohm 82%
Damping Factor 160
Input Impedance 20kΩ
Channel Separation 60dB
Total Harmonic Distortion (THD) 1.00%
Low Level Input Range 0.2–6V
High Level Input No
Selectable X-Over FULL / LPF / HPF
X-Over Filter Range 40Hz – 4kHz

Features
Specification Value
Amplifier Class Digital
Amplifier Type Stereo Full Range
Number of Channels 4
Minimum Impedance 2 Ohm (Stereo) / 4 Ohm (Bridge)
LED Indicator Clipping / Protect / Power
Power Input Terminal Size 0 GA
Fuse Size 280A
Remote Level Control No
Cooling Fan No
Voltmeter No
Thermal Protection Yes
Over-Load Protection Yes
DC Output Protection Yes
Voltage Input Protection Yes (<9V / >16V)
Clipping Protection Yes
Body Color / Finish Black Aluminum Brush

Measurements
Measurement Value
Overall Length 12.83″ / 326mm
Overall Width 7.24″ / 184mm
Overall Height 2″ / 53mm
Heatsink Length 11.45″ / 291mm
Gross Single Unit Weight 6.18 lb

Product Overview

ZR Class D 4-Channel Full Range Amplifier 400W x 4 @ 4ohm RMS

The ZR series is a game-changer, crafted to optimize your sound system and unleash its true potential!
With DS18’s ZR1600.4D, the possibilities are endless. Its impressive array of tuning options, including Lowpass, Highpass, and Full Frequency Selector Switches allows you to fine-tune every song to your desired frequency. This level of customization ensures that each note is reproduced with impeccable precision and tailored to your unique listening preferences.
Delivering a powerful 2 x 1200W RMS @ 4-Ohms Bridge, 4 x 680W RMS @ 2-Ohms, and 4 x 400W RMS @ 4-Ohms, the ZR1600.4D provides the perfect amount of power to fuel your system. It effortlessly propels your speakers to their maximum potential, creating a rich and immersive audio environment.
The ZR1600.4D is a testament to DS18’s commitment to excellence. Its Full Range design ensures maximum efficiency, while the impressive 7200 Peak Wattage makes sure all your speakers get the juice they deserve. With a frequency response of 20Hz – 20KHz, this amplifier faithfully reproduces every note, from the deepest lows to the highest highs, with remarkable clarity and accuracy.
The ZR1600.4D is designed to optimize your sound system for powerful performance during every session. The LED indicators for Clipping, Power, and Protect provide valuable visual feedback that ensure optimal performance. The power and ground terminals are designed to accommodate 0 Ga wires, ensuring a secure and reliable connection. Additionally, the selectable X-Over options grant you the ability to fine-tune your audio, allowing for seamless integration with your existing sound system and putting you in complete control of your audio landscape.
Experience the DS18 difference today with the ZR1600.4D and discover a new dimension of car audio excellence.

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Questions and Answers

Q1: What is the ZR1600.4D?

A1: It’s a 4-channel Class D car audio amplifier designed to deliver high-efficiency, low-distortion sound for speakers and subwoofers.

Q2: How many channels does it have?

A2: It has 4 channels, suitable for multi-speaker setups or combining speakers with subwoofers.

Q3: What power output does it produce?

A3: It delivers up to 400 W RMS per channel at 2 Ω and 250 W RMS per channel at 4 Ω, providing stable, high-performance sound.

Q4: Does it have built-in protection?

A4: Yes — thermal, overload, short-circuit, and voltage protections are included to keep your system safe.

Q5: Why is this amp suitable for car installations?

A5: Its combination of compact design, stable multi-channel output, low distortion, and reliable cooling makes it perfect for custom car audio setups requiring both power and clarity.


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