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NRG-18S
Highlite International B.V. – Vestastraat 2 – 6468 EX – Kerkrade – the Netherlands
Product code: D3629
USER MANUAL
ENGLISH
V1
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NRG-18S
Product code: D3629
Preface
Thank you for purchasing this DAP product.
The purpose of this user manual is to provide instructions for the correct and safe use of this product.
Keep the user manual for future reference as it is an integral part of the product. The user manual shall be
stored at an easily accessible location.
This user manual contains information concerning:
● Safety instructions
● Installation and operation of the device
● Intended and non-intended use of the device
● Maintenance procedures
● Troubleshooting
● Transport, storage and disposal of the device
Non-observance of the instructions in this user manual may result in serious injuries and damage of
property.
©2023 DAP. All rights reserved.
No part of this document may be copied, published or otherwise reproduced without the prior written
consent of Highlite International.
Design and product specifications are subject to change without prior notice.
For the latest version of this document or other language versions, please visit our website
www.highlite.com or contact us at service@highlite.com.
Highlite International and its authorized service providers are not liable for any injury, damage, direct or
indirect loss, consequential or economic loss or any other loss arising from the use of, or inability to use or
reliance on the information contained in this document.
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NRG-18S
Product code: D3629
Table of contents
1. Introduction ................................................................................................................................................... 3
Before Using the Product .................................................................................................................................. 3
Intended Use ....................................................................................................................................................... 3
Text Conventions ................................................................................................................................................ 3
Symbols and Signal Words ................................................................................................................................ 4
Symbols on the Information Label .................................................................................................................. 4
2. Safety............................................................................................................................................................. 5
Warnings and Safety Instructions .................................................................................................................... 5
Requirements for the User ................................................................................................................................. 6
3. Description of the Device ............................................................................................................................. 7
Front View ............................................................................................................................................................ 7
Back View ............................................................................................................................................................ 7
Product Specifications ...................................................................................................................................... 8
Optional Accessories ......................................................................................................................................... 9
Dimensions ........................................................................................................................................................... 9
4. Installation ................................................................................................................................................... 10
Safety Instructions for Installation ..................................................................................................................10
Personal Protective Equipment .....................................................................................................................10
Installation Site Requirements ........................................................................................................................10
Stacked Installation with a Full-Range Loudspeaker ................................................................................11
5. Setup and Operation .................................................................................................................................. 12
Warnings and Precautions .............................................................................................................................12
Connection Types ............................................................................................................................................12
Setup Examples ................................................................................................................................................12
Setup with Full-Range Passive Speakers.............................................................................................13
Setup with Multiple Passive Subwoofers .............................................................................................14
6. Troubleshooting .......................................................................................................................................... 15
7. Maintenance .............................................................................................................................................. 16
Safety Instructions for Maintenance .............................................................................................................16
Preventive Maintenance ................................................................................................................................16
Basic Cleaning Instructions ...................................................................................................................16
Corrective Maintenance ................................................................................................................................16
8. Deinstallation, Transportation and Storage ............................................................................................... 17
Instructions for Deinstallation ..........................................................................................................................17
Instructions for Transportation ........................................................................................................................17
Storage ...............................................................................................................................................................17
9. Disposal ....................................................................................................................................................... 17
10. Approval ..................................................................................................................................................... 17
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NRG-18S
Product code: D3629
1. Introduction
Before Using the Product
Important
Read and follow the instructions in this user manual before installing, operating or
servicing this product.
The manufacturer will not accept liability for any resulting damages caused by the non-observance of
this manual.
After unpacking, examine the contents of the box. If any parts are missing or damaged, contact your
Highlite International dealer.
Your shipment includes:
● DAP NRG-18S
● User manual
Fig. 01
Intended Use
This device is designed to be used as a passive subwoofer. It is suitable only for indoor use. Any incorrect
use may lead to hazardous situations and result in injuries and material damage.
Any other use, not mentioned under intended use, is regarded as non-intended and incorrect use.
Text Conventions
Throughout the user manual the following text conventions are used:
● References: References to chapters and parts of the device are in bold lettering, for example:
“Refer to 2. Safety”, “press the power switch (03)”
● 0–255: Defines a range of values
● Notes: Note: (in bold lettering) is followed by useful information or tips
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NRG-18S
Product code: D3629
Symbols and Signal Words
Safety notes and warnings are indicated throughout the user manual by safety signs.
Always follow the instructions provided in this user manual.
DANGER
Indicates an imminently hazardous situation which, if not avoided, will result in
death or serious injury.
WARNING
Indicates an imminently hazardous situation which, if not avoided, could result
in death or serious injury.
CAUTION
Indicates a potentially hazardous situation, which, if not avoided, may result in
minor or moderate injury.
Attention
Indicates important information for the correct operation and use of the
product.
Important
Read and observe the instructions in this document.
Provides important information about the disposal of this product.
Symbols on the Information Label
This product is provided with an information label. The information label is located on the backside of the
device.
The information label contains the following symbols:
This device is designed for indoor use.
This device shall not be treated as household waste.
Read and follow the instructions in the user manual before installing, operating or
servicing the device.
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NRG-18S
Product code: D3629
2. Safety
Important
Read and follow the instructions in this user manual before installing, operating or
servicing this product.
The manufacturer will not accept liability for any resulting damages caused by the non-observance of
this manual.
Warnings and Safety Instructions
DANGER
Danger for children
For adult use only. The device must be installed beyond the reach of children.
● Do not leave various parts of the packaging (plastic bags, polystyrene foam, nails, etc.) within
children’s reach. Packaging material is a potential source of danger for children.
Attention
Speaker load
● Make sure that the total wattage of all connected speakers does not exceed the rated wattage of
the amplifier.
● Make sure that the speaker cable run is appropriate for the total speaker load.
Attention
General safety
● Do not shake the device. Avoid brute force when installing or operating the device.
● If the device is exposed to extreme temperature variations (e.g. after transportation), do not switch it
on immediately. Let the device reach room temperature before switching it on, otherwise it may be
damaged by the formed condensation.
● If the device fails to work properly, discontinue the use immediately.
Attention
This device shall be used only for the purposes it is designed for.
This device is designed to be used as a passive subwoofer. It is suitable only for indoor use. Any incorrect
use may lead to hazardous situations and result in injuries and material damage.
● This device is not suitable for households.
● This device is not designed for permanent operation.
● This device does not contain user-serviceable parts. Unauthorized modifications to the device will
render the warranty void. Such modifications may result in injuries and material damage.
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NRG-18S
Product code: D3629
Attention
Before each use, examine the device visually for any defects.
Make sure that:
● There are no deformations on the housing.
● The power cables are not damaged and do not show any material fatigue.
Attention
Heavy object
● This device is heavy. When handling, use a two-person lift to prevent injury.
Attention
Do not expose the device to conditions that exceed the rated IP class conditions.
This device is IP20 rated. IP (Ingress Protection) 20 class provides protection against solid objects greater
than 12 mm, such as fingers, and no protection against harmful ingress of water.
Requirements for the User
This product may be used by ordinary persons. Maintenance and installation may be carried out by
ordinary persons. Service shall be carried out only by instructed or skilled persons. Contact your Highlite
International dealer for more information.
Instructed persons have been instructed and trained by a skilled person, or are supervised by a skilled
person, for specific tasks and work activities associated with the installation, service and maintenance of
this product, so that they can identify risks and take precautions to avoid them.
Skilled persons have training or experience, which enables them to recognize risks and to avoid hazards
associated with the installation, service and maintenance of this product.
Ordinary persons are all persons other than instructed persons and skilled persons. Ordinary persons
include not only users of the product but also any other persons that may have access to the device or
who may be in the vicinity of the device.
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NRG-18S
Product code: D3629
3. Description of the Device
The DAP NRG-18S is a passive subwoofer rated at 1600 W peak (400 W continuous RMS). It uses a 18 ”
woofer with a dual 3 " voice coil.
Front View
01) Threaded mounting opening (M20)
02) 2 carrying handles
03) Speaker grill
Fig. 02
Back View
04) Speaker connector IN
05) Speaker connector THRU
06) 4-pin terminal connector (IN and THRU)
Fig. 03
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NRG-18S
Product code: D3629
Product Specifications
Model:
DAP NRG-18S
Physical:
Dimensions:
505 x 670 x 580 mm (W x H x D)
Weight:
31,8 kg
Inputs:
RMS input power:
400 W
Peak input power:
1600 W
Audio Specifications:
Speaker system:
Subwoofer
Speaker sensitivity (1 W/1 m):
95 dB
Speaker impedance:
8 Ω
Maximum SPL at 1 m:
122 dB
Frequency response (-6 dB):
45–120 Hz
Woofer diameter:
18 "
Woofer voice coil:
3 "
Woofer magnet type:
Ferrite
Dispersion angle (horizontal):
360°
Dispersion angle (vertical):
180°
Construction:
Housing:
Plywood
Color:
Black
IP rating:
IP20
Connections:
Passive input connection:
Speaker connector; 4-pin terminal connector
Passive output connection:
Speaker connector
Product Properties:
Pole mount:
M20
Speaker grill material:
Steel
Thermal:
Maximum ambient temperature ta:
40 °C
Minimum ambient temperature ta:
0 °C
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NRG-18S
Product code: D3629
Optional Accessories
You can additionally purchase the following accessories:
● D8610 Distance Tube 35 mm
● D8611 Distance Tube M20
Dimensions
Fig. 04
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NRG-18S
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4. Installation
Safety Instructions for Installation
WARNING
Incorrect installation can cause serious injuries and damage of property.
Installation must be carried out only by instructed persons.
Follow all applicable European, national and local safety regulations concerning rigging and trussing.
Make sure that the installation location is free of any obstructions and the speaker cables do not come in
contact with other objects.
Attention
Heavy object
This device is heavy. When handling, use a two-person lift to prevent injury.
Personal Protective Equipment
During installation and rigging wear personal protective equipment in compliance with the national and
site-specific regulations.
Installation Site Requirements
● The device must be installed only indoors.
● The device must be placed on a level stable surface.
● The maximum ambient temperature t
a
= 40 °C must never be exceeded.
● The relative humidity must not exceed 90 % with an ambient temperature of 40 °C.
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NRG-18S
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Stacked Installation with a Full-Range Loudspeaker
You can stack a full-range loudspeaker on top of the device with a distance pole. See 3.4. Optional
Accessories on page 9.
To stack the 2 devices with a distance pole, follow the steps below:
Put the device on a level stable surface.
Insert the distance pole into the threaded
mounting opening (01).
Turn the distance pole clockwise to secure the
distance pole to the device.
Install the full-range loudspeaker on top of the
distance pole.
Fig. 05
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NRG-18S
Product code: D3629
5. Setup and Operation
Warnings and Precautions
Attention
This device must be used only for the purposes it is designed for.
This device is designed to be used as a passive subwoofer. It is suitable only for indoor use.
Any other use, not mentioned under intended use, is regarded as non-intended and incorrect use.
Connection Types
The devices has 2 types of connections:
● 2 speaker connectors (IN and THRU), and
● a 4-pin terminal connector (IN and THRU).
You can connect another device, a passive subwoofer and an amplifier to the device through one of
the 2 connection types.
Note:
Make sure that the cable polarity is correct when you connect other
devices through the 4-pin terminal connector (06).
Setup Examples
Attention
Speaker load
Make sure that the total load of all connected speakers is less than the maximum rating of the amplifier. If
the total load is more than the maximum rating of the amplifier, this can damage the amplifier and the
speakers.
To determine if the setup is correct:
Add up the wattage settings of all connected speakers.
Compare the value with the maximum rating of the amplifier.
Disconnect speaker(s) as necessary.
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NRG-18S
Product code: D3629
Setup with Full-Range Passive Speakers
You can stack 2 passive subwoofers NRG-18S with 2 full-range passive speakers from the NRG range
(NRG-8/NRG-10/NRG-12/NRG-15) and connect them to an amplifier and an audio mixer.
To complete this setup:
Connect the 1
st
full-range passive speaker to the speaker connector THRU (05) of the 1st passive
subwoofer.
Connect the speaker connector IN (04) of the 1
st
passive subwoofer to the output A of the amplifier.
Connect the 2
nd
full-range passive speaker to the speaker connector THRU (05) of the 2nd passive
subwoofer.
Connect the speaker connector IN (04) of the 2
nd
passive subwoofer to the output B of the amplifier.
Note:
As an alternative you can use the 4-pin terminal connector (06) to connect the device to other devices.
See 5.2. Connection Types on page 12.
Fig. 06
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NRG-18S
Product code: D3629
Setup with Multiple Passive Subwoofers
You can stack 4 passive subwoofers NRG-18S with 2 full-range passive speakers from the NRG range
(NRG-8/NRG-10/NRG-12/NRG-15) and connect them to an amplifier and an audio mixer.
To complete this setup:
Connect the 1
st
full-range passive speaker to the speaker connector THRU (05) of the 1st passive
subwoofer.
Connect the speaker connector IN (04) of the 1
st
passive subwoofer to the speaker connector THRU
(05) of the 2nd passive subwoofer.
Connect the speaker connector IN (04) of the 2
nd
passive subwoofer to the output A of the amplifier.
Connect the 2
nd
full-range passive speaker to the speaker connector THRU (05) of the 3rd passive
subwoofer.
Connect the speaker connector IN (04) of the 3
rd
passive subwoofer to the speaker connector THRU
(05) of the 4th passive subwoofer.
Connect the speaker connector IN (04) of the 4
th
passive subwoofer to the output B of the amplifier.
Note:
As an alternative you can use the 4-pin terminal connector (06) to connect the device to other devices.
See 5.2. Connection Types on page 12.
Fig. 07
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NRG-18S
Product code: D3629
6. Troubleshooting
This troubleshooting guide contains solutions to problems which can be carried out by an ordinary
person. The device does not contain user-serviceable parts.
Unauthorized modifications to the device will render the warranty void. Such modifications may result in
injuries and material damage.
Refer servicing to instructed or skilled persons. Contact your Highlite International dealer in case the
solution is not described in the table.
Problem
Probable cause(s)
Solution
No sound
Amplifier is defective
● Use a different amplifier
Incorrect connections
● Make sure that the connections
between the device and the amplifier
are correct
● Make sure that the polarity is correct
Poor sound
Incorrect polarity
● Make sure that the polarity is correct
Intermittent output
Poor connections
● Make sure that the connections
between the devices are correct.
Replace damaged cables as necessary
Constant noise such
as buzzing or hissing
Incorrect system grounding or a
ground loop
● Make sure that the grounding of the
system is correct. Correct the system
grounding as necessary
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NRG-18S
Product code: D3629
7. Maintenance
Safety Instructions for Maintenance
DANGER
Electric shock caused by dangerous voltage inside
Disconnect power supply before servicing or cleaning.
Preventive Maintenance
Attention
Before each use, examine the device visually for any defects.
Make sure that:
● There are no deformations on the housing.
● The power cables are not damaged and do not show any material fatigue.
Basic Cleaning Instructions
To clean the device, follow the steps below:
Switch off the device.
Clean the device with a soft, lint-free cloth.
Attention
● Do not immerse the device in liquid.
● Do not use alcohol or solvents.
Corrective Maintenance
The device does not contain user-serviceable parts. Do not open the device and do not modify the
device.
Refer repairs and servicing to instructed or skilled persons. Contact your Highlite International dealer for
more information.
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NRG-18S
Product code: D3629
8. Deinstallation, Transportation and Storage
Instructions for Deinstallation
WARNING
Incorrect deinstallation can cause serious injuries and damage of property.
● Disconnect power supply before deinstallation.
● Always observe the national and site-specific regulations during deinstallation of the device.
● Wear personal protective equipment in compliance with the national and site-specific regulations.
Instructions for Transportation
● Use the original packaging to transport the device, if possible.
● Always observe the handling instructions printed on the outer carton box, for example: “Handle with
care”, “This side up”, “Fragile”.
Storage
● Clean the device before storing. Follow the cleaning instructions in chapter 7.2.1. Basic Cleaning
Instructions on page 16.
● Store the device in the original packaging, if possible.
9. Disposal
Correct disposal of this product
Waste Electrical and Electronic Equipment
This symbol on the product, its packaging or documents indicates that the product
shall not be treated as household waste. Dispose of this product by handing it to the
respective collection point for recycling of electrical and electronic equipment. This
is to avoid environmental damage or personal injury due to uncontrolled waste
disposal. For more detailed information about recycling of this product contact the
local authorities or the authorized dealer.
10. Approval
Check the respective product page on the website of Highlite International (www.highlite.com) for an
available declaration of conformity.
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NRG-18S
Product code: D3629
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©2023 DAP
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