Lorex 4K 32-Channel 8TB Wired NVR System with Active Deterrence Bullet Security Bullet Cameras

Model Numbers: NC4K8SD-3216WB, NC4K8SD-3224WB, NC4K8SD-3232WB

Experience the highest quality recordings with this 32-channel 4K NVR security system. Perfect for any home or business, this system is designed to stop events before they happen thanks to Smart Deterrence LED lights, a warning siren, and 2-way talk audio capabilities. The NVR includes a large hard drive for private local recording with no monthly fees and is easily connected to our Lorex Cloud App for easy remote viewing.

Support Articles


DVR / NVR - Download the Lorex Home App

The following article provides instructions for downloading the Lorex Home app and connecting your Lorex recorder to the app.
Lorex Support

DVR / NVR - How to format your USB flash drive on your recorder

To make sure you can transfer files to or from your recorder, it is essential that you first format your USB flash drive on the recorder before moving any file.

DVR / NVR - How to manually upgrade the firmware of your recorder

If your recorder is connected to a network, it will automatically receive firmware updates.

DVR / NVR - How to Playback Recorded Videos on Your Computer

You can download recorded videos from your DVR or NVR to a USB flash drive and play them back on your computer. Depending on the file format of your video, you need the Lorex Player or the VL
Configuration and Setup

DVR / NVR - How to Remove and Install a New Hard Disk Drive

The system comes with a pre-installed 3.5" SATA hard drive. You can replace the hard drive with one up to a maximum size of 8TB or 10TB (varies per model).
Cabling and Installation

DVR / NVR - How to restore your recorder’s display resolution to factory default

This troubleshooting guide will help you restore your recorder’s display output to factory default so that you can restore your monitor’s live view.
Display and Power

E892 - How to disable deterrence lights

This FAQ details how to disable deterrence lights for the E892 deterrence camera.

How to Change or Reset Your Recorder's Password (Compatible with Lorex Cloud App)

You can change your recorder's password for security reasons or reset it if you've forgotten it.
Lorex Cloud

N842 / E892 Series - Face Detection

Face Detection is a smart feature of E892 series camera and N842 recorder. When enabled, Face Detection can detect the faces of persons as they enter the camera's field of view.

N842 / E892 Series - Safeguard

Safeguard is a smart feature of E892 series camera and N842 recorder. When enabled, Safeguard can detect if you left something behind or something is missing.

N842 & N843 / E892 Series - Active View

Lorex Active View™ is a smart feature of E892 series camera and N842/N843 recorder. It actively tracks, follows, and zooms in on a subject the moment it enters the camera's view.

Technical Support - Frequently Asked Questions

We have curated these frequently asked questions (FAQs) to provide you with a quick and easy solution to technical issues regarding your Lorex product.
Lorex Support