Surveillance DVRs & NVRs
surveillance dvrs & nvrs — pre-owned
Browse 3,890 surveillance dvrs & nvrs — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

Reolink 16CH NVR - 4 TB HDD - Model: NVS16 (USED-GOOD)
The Reolink 16CH NVR with 4 TB HDD (Model: NVS16) is a high-quality surveillance camera system designed for indoor use. With 16 channels and 4TB of storage capacity, this NVR is perfect for monitoring your home or business securely. The unit is in black color and offers a manufacturer warranty of 2 years, ensuring peace of mind for your surveillance needs. Its wired connectivity and IP/Network surveillance technology make it a reliable and efficient choice for home security.

Lorex N841A82 4K IP HD 8Ch 2TB NVR, Smart Motion Detection Voice Control (M.Ref)
4K Ultra HD Fusion NVR: 2TB Preinstalled HDD, 8 Channel, Maximum capacity 6TB. Digitally zoom in on distant objects for better clarity. Area search Find what you are looking for quickly with Lorex's Area Search.

SWANN MONITORING DVR 16 CHANNEL DIGITAL VIDEO RECORDER G2U
SWANN MONITORING DVR 16 CHANNEL DIGITAL VIDEO RECORDER

Lorex LHB926-D 1080p 6-CH Wire-Free DVR 1TB HDD Power supply FREE SHIPPING
The Lorex LHB926-D 1080p 6-CH Wire-Free DVR with 1TB HDD is a black, wall plug-in receiver designed for indoor surveillance. This model from 2018 features wireless connectivity, night vision capabilities, and a digital light sensor for optimal performance. With a maximum resolution of 1080p and 4 zones, this Lorex DVR is a reliable choice for home security needs. Additionally, the package includes a battery and IP/Network surveillance technology for efficient monitoring. Enjoy free shipping on this high-quality surveillance camera system. This is the dvr and power supply only! Its used but turns on and works

Amcrest NV5232E 32CH Channel 4K Network Video Recorder NVR 16-Ports POE Renewed
Scan QR Code on NVR from "Amcrest View" app to instantly access live viewing and playback. Includes USB backup feature for peace of mind. All systems CE & FCC certified with UL compliant power supplies.

Digital Watchdog Blackjack Cube NVR DW-BJCUBE6T-LX with 2x3TB WD Purple HDD
Includes (2x) 3TB Western Digital Purple HDDs. Case has minor dents and scratches but functionality is not affected. This Policy explains what Personal Data we collect from you, why we collect and process your personal data, when and with whom your personal data is shared, and your rights with respect to your Personal Data.

Digital Watchdog DW-VA1P16 VMAX A1 Plus DVR 16CH 2x 3TB HDDs (6TB Total)

✅ Reolink 4K 16-Channel (16-CH) PoE NVR Security Camera System 4TB HDD NVS16 ✅
No other accessories are included . Original Device. Device fully Tested and Inspected. Need to resolve an issue?. We’re here to help you 24/7! Get in Touch. Up to 2-Year Allstate Extended Warranty Available at Checkout Buy Now & Save 20% >.
You save $55.00

ANNKE 5in1 16CH 1080P Lite DVR 2MP Video Recorder for CCTV Home Security System
As for the remote access, playback and motion detection alerts, the Internet is needed. Video Input 16CH Analog HD/Analog+2CH IP Audio Output 1-ch RCA. Should any incident or intrusion happen, crystal 1080p Full HD images can act as important evidences for case investigation.
You save $53.20

LOT OF 2 Pelco Digital Sentry ENC5516 16-Channel H.264 Video Encoder w/Rack Ears
INCLUDES: (2x) Encoder w/ Faceplate and Rackmount Ears. Does NOT Include AC Adapter or Other Accessories. Item ID: 107418Location: EB-127B1Revised: 3/26/2026Inventory Sector: 1+. This Policy explains what Personal Data we collect from you, why we collect and process your personal data, when and with whom your personal data is shared, and your rights with respect to your Personal Data.

GW GW7816 16-Channel PoE NVR H.265 4K 3840x2160 Security Video Recorder
GW7816 16-Channel PoE 4K NVR.
You save $19.78

MDVR MOBILE DIGITAL VIDEO RECORDER DVR MINI PORTABLE 5CH 1080P GPS Antenna
Comes with all the cables and wiring see below. SELLING FOR PARTS OR REPAIR, since I do not know how these units operate, I could not get one to work as I wanted, no instructions included. Buy at your own risk. AS-IS New old stock, comes as showed. Box might show signs of wear due to shelve wear etc. see pictures for a better look at the item. Free fast shipping, let me know any questions you might have. #GS-C2

✅ Night Owl 1080P 12-Channel Wired Security DVR 1TB HDD DVR-BTD2-8-V2 BTD2 ✅
✅ Original Genuine Night Owl DVR (. No other accessories are included. ✅ DVR professionally tested & inspected by a technician. Original Night Owl Device. Need to resolve an issue?. We’re here to help you 24/7! ).
You save $25.00

Invid Tech invidtech VIS-D1B-16 Network 4 TB Video Recorder 16 Ch TVI/AHD
4 terabyte.
You save $62.50

Avertx AVX-NV160-PS16 16 Channel NVR - Used - Fully Functional
The device shows minor signs of use, including light scratches and faint scuff marks on surfaces, particularly near the front panel. Not Included .

Amcrest AMDV960H4 4-Channel CCTV DVR, 4 Cameras, Night Vision, Wired
Amcrest AMDV960H4 4-Channel CCTV DVR, 4 Cameras, Night Vision, Wired

Amcrest 1080P Network POE Video Recorder 4CH720P 2CH1080P - NV1104 (/RT6-2388...
(Amcrest HD NVR technology transmits up to 1080p via POE, allowing for long-distance and cost-effective HD video transmission. Recorder Type. does NOT include ethernet cable. Guam, Puerto Rico, Virgin Islands, etc.).

ED9732H5NV-2 Titanium Professional HD NVR Recorder 12MP 32CH 6X SATA PORTS T5-C6
Used Fair (Moderate use and age). The sale of this item may be subject to regulation by the U.S food and drug administration and the state & local regulatory agencies. New Open Box. Used Excellent. Used Very Good.
You save $35.00

CSP-XTRNVR128-4KS.v2 128-CH 2U 8HDD Ultra Series Network Video Recorder Used
Unit is USED in good working condition. Local Pickup. Unit Type : Unit. Order Cancellations. Model : CSP-XTRNVR128-4KS.

Alarm.com ADC-vs420 Video Server - Free Ship
Good used condition. Items as shown only. Ships fast and free

Lorex N842A82 4K Ultra HD 8 Ch 2TB IP Security NVR Fusion Capabilities(M.Ref)
4K Ultra HD NVR with Lorex Fusion: 2TB Preinstalled HDD, 8 Channel, Maximum capacity 6TB. Record and view video in up to 4K (8MP) Ultra HD Resolution on all channels. Digitally zoom in on distant objects for better clarity.

uniview nvr204-16e 16 Channel NVR Tested & Working
The Uniview NVR204-16E is a reliable 16 channel NVR designed for home surveillance systems. This model from Uniview offers advanced features and capabilities to effectively monitor and record video footage from multiple cameras. With a proven track record of functionality and performance, this NVR is a solid choice for those looking to enhance their home security setup.

Uniview NVR NVR302-16S2-P16 16 Channel NVR Tested & Working Free Ship
The Uniview NVR NVR302-16S2-P16 is a reliable 16 channel NVR, designed for surveillance systems. With the trusted brand of Uniview, this model offers high-quality performance for capturing and recording multiple video feeds. Perfect for home surveillance setups, this NVR ensures a secure and efficient monitoring experience. Tested and verified to be in working condition, this product also offers free shipping for added convenience. Whether you are expanding your existing surveillance system or looking for a dependable NVR for your home, the Uniview NVR NVR302-16S2-P16 is a practical choice.

ANNKE 5in1 16CH 1080P Lite DVR Video APP View Recorder for CCTV Security System
As for the remote access, playback and motion detection alerts, the Internet is needed. Video Input 16CH Analog HD/Analog+2CH IP Audio Output 1-ch RCA. Max Playback Channel 16CH Onvif Protocols Support.
You save $53.20

Amcrest NV4108-A2 1080P HD 8CH NVR Home Security System No HDD 1 Year Warranty
Amcrest NV4108-HS 1080P Supports up to 8 x 8-MP IP (6TB, Wifi Not Included). Amcrest NV4108-A2 1080P Supports up to 8 x 8-MP IP (HDD Not Included) 1 Year Warranty. Record in Widescreen, Quick Access QR Code Remote Viewing on iPhone, iPad, and Android (w/ included Amcrest View app).
You save $31.54

Night Owl 2.0 DVR-XHD20W-41-JF (4 Ch)+4 Wired Cameras+Wi-Fi Router (Read!)
Tested and works (see related pics and video). DVR reset to factory settings. - DVR-XHD20W-41-JF - 4 Channel 1080p DVR 2.0 - HDD 1TB.

Amcrest 4K 16-Channel 8-Port PoE NVR HDD Not Included NV4116E-A2 1 Year Warranty
Amcrest NV4116E-HS 720p/1080p 3MP-8MP 4K NVR Supports up to 6TB HDD Not Included. AMCREST MODEL: NV4116E-A2. Record in Widescreen, Quick Access QR Code Remote Viewing on iOS and Android Smartphone/Tablet Devices (w/ included Amcrest View app).

Lorex LH118000 8 Channel Network H.264 DVR Security System 2TB HDD
This item passed all initial tests. This item is tested by our technicians as fullyoperational and functions as intended. We will try our best to assist or resolve any problem that you have.

Lorex Lhv10081t Dvr No Power Cord
The Lorex Lhv10081t DVR is a professional-grade surveillance device designed for home or business use. As a product from the trusted brand Lorex, it offers reliable and high-quality video recording capabilities. However, this specific model does not come with a power cord included, making it important for users to ensure they have the necessary accessories to set up and operate the device effectively.

4/8 Channel H.265 1080P DVR with Hard Drive 500GB for Security Camera System USA
The series DVR can be used individually or online applied as a part of a safety surveillance network. - The recording goes on with an HDD inserted in the DVR, even without the Internet. Internet is only required when needing remote access, playback, etc.
You save $2.59

ExacqVision 3208-12T-R2A Exacq A-Series Network Digital Video Recorder
ExacqVision 3208-12T-R2A Exacq A-Series Network Digital Video Recorder

onwote NVR302-16S-P16 NVR/System w/ 15 used Onwote ip cameras /4tb Hdd

Lorex N844A82 4K 8-Channel 2TB NVR, Smart Motion, Voice Control, Fusion (M.Ref)
4K Ultra HD NVR with Lorex Fusion: 2TB Preinstalled HDD, 8 Channel, Maximum capacity 8TB. Record and view video in up to 4K (8MP) Ultra HD Resolution on all channels. Digitally zoom in on distant objects for better clarity.

ANNKE 5in1 16CH 1080P Lite DVR 2MP Video Recorder 2TB for CCTV Security System
As for the remote access, playback and motion detection alerts, the Internet is needed. Video Input 16CH Analog HD/Analog+2CH IP Audio Output 1-ch RCA. Should any incident or intrusion happen, crystal 1080p Full HD images can act as important evidences for case investigation.
You save $60.00

Amcrest NV4116-HS 720p/1080p 3MP-8MP 4K NVR w/ 2TB HDD Supports up to 6TB HDD -
Amcrest NV4116E-HS 720p/1080p 3MP-8MP 4K NVR Supports up to 6TB HDD Not Included. Amcrest NV4116-HS 720p/1080p 3MP-8MP 4K NVR Pre-Installed 2TB Hard Drive Supports up to 6TB. Scan QR Code on NVR from "Amcrest View" app to instantly access live viewing and playback.

Interlogix TruVision NVR 10 (TVN-1008S-4T) 8-Channel PoE IP Camera NVR 2x2TB
Built-in Switch: 8 Port PoE. - IP Channels: 8. 100% of the proceeds from this sale will go to support DANEnet, a small nonprofit dedicated to helping other small nonprofits with their technology needs.

Bunker Hill Security 4 Channel DVR 500GB HDD Model 68332 + NEW Night Owl Camera
The Bunker Hill Security 4 Channel DVR 500GB HDD Model 68332 with a new Night Owl camera is a reliable and efficient surveillance system for home or business use. This DVR features a 500GB storage capacity, allowing for ample space to store footage from up to 4 cameras. The system includes a power supply, rj45 cable, night owl camera with power supply, 60 foot of cable and hardware to mount it and is easy to set up with composite RCA, wired, and coaxial BNC connectivity. The black color and sleek design make it a stylish addition to any security setup, while the CCTV/analog surveillance technology ensures clear and secure monitoring. Camera is color by day and night vision is black and white at night. No remote for the DVR

ANNKE 4K Dual Lens 180° View AI Color Night PoE Security IP Camera Two-Way Audio
ANNKE FCD800. It can not only be used alone, but also fully compatible with 4K NVR system, occupying just 1 channel for efficient, streamlined monitoring. Crystal-Clear 4K Ultra HD Surveillance. With the H.265+ high-efficient encoding tech, it records longer videos and uses less bandwidth, don't worry about running out of storage space, providing smooth 4K stream video for you to watch.
You save $7.70

H.265+ 4CH/8CH/16CH DVR for Security Camera System 1080P Recorder with 1TB HDD
【Superior Video Quality】This 1080p 16-channel secure video recorder DVR gives you amazing high definition picture quality.
You save $3.46

Panasonic Arbitrator 360 HD Network Recorder Camera Transceiver (3 of Each)
Arbitrator HD 360 Full ARB-HT3G TX Wireless Transceiver System with Base. Panasonic WJ-VR30 Network Recorder. Each WJ-VR30 recorder has a hard drive caddy with an adapter and two mounting ears. The ARB-HT3G TX transceivers all turn on and vibrate(see video.).