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DS18ās ZR series of amplifiers are guaranteed to supercharge your sound system to deliver brilliant sound and bulky bass frequencies.
The ZR series was designed to pump up the volume and help your speakers reach their maximum potential as a part of your sound system. These amps offer a surplus of tuning options: the ZR1600.4D comes with Lowpass, and Highpass filters to help tune any song to your frequency.
The ZR1600.4D is made to deliver 2 x 1200 watts RMS @ 4-Ohms Bridge, 4 x 680 watts RMS @ 2-Ohms, and 4 x 400 watts RMS @ 4-Ohms giving you the perfect power for your bass.
Key Features
- Digital Class DĀ Full Range Amp
- MAX Wattage: 7200w Peak
- RMS Wattage: 2 x 1200 Watts RMS @ 4-Ohms Bridge, 4 x 680 Watts RMS @ 2-Ohms, 4 x 400 Watts RMS @ 4-Ohms
- Frequency Response: 20Hz ā 20KHz
- Signal to Noise Ratio: >90dB
- Efficiency at 4-Ohms: 82%
- Total Harmonic Distortion: 1%
- Input Range: 0.2v - 6v
- Selectable X-Over: FULL/LPF/HPF
- LED Indicator: Clipping, Power, Protect
- Power and Ground Terminal: 0 Ga
- Minimum Impedance: 2 Ohms (Stereo) / 4 Ohms (Bridge)
Ā Great for:
- Car Audio
- Pro Audio
- Off Road
- Motorcycles
- Stunt Walls
- DIY Projects





| SpecificationsĀ | |
| POWER | Ā |
| Total Watts (Peak) | 7200W |
| RMS Power @ 4 ohm | 4 x 400W |
| RMS Power @ 2 ohm | 4 x 680W |
| RMS Power @ 4 ohm Bridge | 2 x 1200W |
| AUDIO | Ā |
| Frequency Response | 20Hz-20KHz |
| Signal to Noise Ratio | >90dB |
| Efficiency @ 4ohm | 82% |
| Damping Factor | 160 |
| Input Impedance | 20K ohms |
| 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 |
| Bass Boost Range | No |
| Bass Boost Frequency | N/A |
| Infrasonic Filter | No |
| Phase Selector | No |
| FEATURES | Ā |
| Amplifier Class | Digital |
| Amplifier Type | Stereo Full RangeĀ |
| Number of Channels | 4 |
| Minimum Impedance | 2 ohms (Stereo) / 4 ohms (Bridge) |
| Led Indicator | clipping/protect/power |
| Power Input Terminal Size | 0ga |
| Fuse Size | 280A |
| Remote Level Control | No |
| Cooling Fan | No |
| VoltmeterĀ | No |
| Thermal Protection | Yes |
| Over-Load Protection | Yes |
| DC Output Protection | Yes |
| Short Circuit Output Protection | Yes |
| Voltage Input Protection | Yes <9 / >16 Volts |
| Clipping ProtectionĀ | Yes |
| Body Color / Finish | Black Aluminum Brush |
| MEASUREMENT | Ā |
| Overall Length | 12.83" / 326mm |
| Overall Wide | 7.24" / 184mm |
| Overall Height | 2" / 53mm |
| Heatsink LengthĀ | 11.45" / 291mm |
| Gross Single Unit Weight | 6.18 LB |
| Shipping | Most items ship within 1ā3 business days. Delivery time varies by item, vendor, and destination. |
Need help before ordering? Contact Droppin HZ and we can help confirm fitment, power needs, or supporting gear for your build.
Description
DS18ās ZR series of amplifiers are guaranteed to supercharge your sound system to deliver brilliant sound and bulky bass frequencies.
The ZR series was designed to pump up the volume and help your speakers reach their maximum potential as a part of your sound system. These amps offer a surplus of tuning options: the ZR1600.4D comes with Lowpass, and Highpass filters to help tune any song to your frequency.
The ZR1600.4D is made to deliver 2 x 1200 watts RMS @ 4-Ohms Bridge, 4 x 680 watts RMS @ 2-Ohms, and 4 x 400 watts RMS @ 4-Ohms giving you the perfect power for your bass.
Key Features
- Digital Class DĀ Full Range Amp
- MAX Wattage: 7200w Peak
- RMS Wattage: 2 x 1200 Watts RMS @ 4-Ohms Bridge, 4 x 680 Watts RMS @ 2-Ohms, 4 x 400 Watts RMS @ 4-Ohms
- Frequency Response: 20Hz ā 20KHz
- Signal to Noise Ratio: >90dB
- Efficiency at 4-Ohms: 82%
- Total Harmonic Distortion: 1%
- Input Range: 0.2v - 6v
- Selectable X-Over: FULL/LPF/HPF
- LED Indicator: Clipping, Power, Protect
- Power and Ground Terminal: 0 Ga
- Minimum Impedance: 2 Ohms (Stereo) / 4 Ohms (Bridge)
Ā Great for:
- Car Audio
- Pro Audio
- Off Road
- Motorcycles
- Stunt Walls
- DIY Projects





| SpecificationsĀ | |
| POWER | Ā |
| Total Watts (Peak) | 7200W |
| RMS Power @ 4 ohm | 4 x 400W |
| RMS Power @ 2 ohm | 4 x 680W |
| RMS Power @ 4 ohm Bridge | 2 x 1200W |
| AUDIO | Ā |
| Frequency Response | 20Hz-20KHz |
| Signal to Noise Ratio | >90dB |
| Efficiency @ 4ohm | 82% |
| Damping Factor | 160 |
| Input Impedance | 20K ohms |
| 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 |
| Bass Boost Range | No |
| Bass Boost Frequency | N/A |
| Infrasonic Filter | No |
| Phase Selector | No |
| FEATURES | Ā |
| Amplifier Class | Digital |
| Amplifier Type | Stereo Full RangeĀ |
| Number of Channels | 4 |
| Minimum Impedance | 2 ohms (Stereo) / 4 ohms (Bridge) |
| Led Indicator | clipping/protect/power |
| Power Input Terminal Size | 0ga |
| Fuse Size | 280A |
| Remote Level Control | No |
| Cooling Fan | No |
| VoltmeterĀ | No |
| Thermal Protection | Yes |
| Over-Load Protection | Yes |
| DC Output Protection | Yes |
| Short Circuit Output Protection | Yes |
| Voltage Input Protection | Yes <9 / >16 Volts |
| Clipping ProtectionĀ | Yes |
| Body Color / Finish | Black Aluminum Brush |
| MEASUREMENT | Ā |
| Overall Length | 12.83" / 326mm |
| Overall Wide | 7.24" / 184mm |
| Overall Height | 2" / 53mm |
| Heatsink LengthĀ | 11.45" / 291mm |
| Gross Single Unit Weight | 6.18 LB |
Shipping
| Shipping | Most items ship within 1ā3 business days. Delivery time varies by item, vendor, and destination. |
Need help before ordering? Contact Droppin HZ and we can help confirm fitment, power needs, or supporting gear for your build.
REVIEW
Make sure this matches your bass setup.
Subwoofers perform best when the enclosure, amplifier, impedance, wiring, and electrical support all work together. Use these links to complete the system around this product.