HYDRO NXL-F4 - Receiver DS18 - Free user manual and instructions
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| Product Type | Marine Receiver |
| Brand | DS18 |
| Model | HYDRO NXL-F4 |
| Dimensions (W x H x D) | 180 x 50 x 100 mm (1 DIN) |
| Weight | 0.8 kg |
| Power Supply | 12V DC (negative ground) |
| Maximum Power Output | 4 x 50 Watts |
| RMS Power Output | 4 x 22 Watts |
| Waterproof Rating | IPX6 (water-resistant) |
| Tuner Bands | AM/FM |
| Bluetooth Version | 5.0 |
| Audio Inputs | USB, AUX (3.5mm), RCA (front/rear) |
| Audio Outputs | 4-channel RCA preamp outputs |
| Display | LCD with multi-color illumination |
| Remote Control | Included (wired) |
| Maintenance | Clean with a soft, dry cloth. Avoid harsh chemicals. |
| Safety Features | Built-in fuse (10A), reverse polarity protection |
| Spare Parts | Fuse (10A), wiring harness, remote control |
| Repairability | Fuse replacement; other repairs by qualified technician |
Frequently Asked Questions - HYDRO NXL-F4 DS18
What is the power output of the HYDRO NXL-F4?
The receiver delivers a maximum power of 4 x 50 Watts and RMS power of 4 x 22 Watts.
Is the HYDRO NXL-F4 waterproof?
Yes, it has an IPX6 rating, meaning it is protected against powerful water jets, suitable for marine environments.
How do I install the receiver?
Use the included wiring harness to connect to a 12V power source and speakers. Mount in a standard 1 DIN slot. Secure with the provided screws.
Can I connect my phone via Bluetooth?
Yes, the receiver supports Bluetooth 5.0 for wireless audio streaming and hands-free calling.
What audio sources are available?
You can use AM/FM radio, USB flash drives, AUX input, Bluetooth, and front/rear RCA inputs.
How do I reset the receiver?
Press and hold the reset button (located behind the faceplate) with a pen tip for 5 seconds.
The display is dim. What should I do?
Check the dimmer setting in the menu. If still dim, ensure the illumination wire is properly connected (usually orange/white).
Can I use the receiver in a car?
Yes, it is designed for marine use but works in any 12V DC system, including cars, boats, and RVs.
What fuse does the receiver use?
It uses a 10A blade fuse located on the rear of the unit. Replace only with the same rating.
How do I clean the receiver?
Wipe the exterior with a soft, dry cloth. Do not use abrasive cleaners or solvents.
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