Network Video Recorders (NVRs)

Plan Your Deployment

Camera count and resolution requirements
Retention period and storage capacity planning
Throughput and recording bandwidth limits
RAID configuration and redundancy strategy
Remote access and VMS integration needs

Sub categories

Showing Results for Network Video Recorders (NVRs)

Compare

Out of stock
Hanwha

SKU: PRN-6400DB4-104TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 104TB

64-channel 8K NVR with 104TB storage for enterprise surveillance
- 400 Mbps distributed recording across 64 channels at up to 32MP resolution
- 104TB raw capacity with RAID 5/6 protection and automatic recovery backup
- H.265, H.264, MJPEG codec support; NDAA/FCC compliant, license-free operation
Special Order · Ships in 2-3 weeks

$25,600.00 $17,166.99 Save $8,433.01

Add to Cart
The item has been added
Compare

Out of stock
Hanwha

SKU: PRN-6400DB4-12TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 12TB

64-channel 8K NVR with 12TB storage and 400 Mbps bandwidth
- 64 license-free camera inputs; 400 Mbps distributed recording bandwidth
- 32MP @ 15 fps H.265 compression with RAID 5/6 fault tolerance
- Dual HDMI outputs (4K @ 30Hz + 1080p @ 60Hz) for multi-display monitoring
Special Order · Ships in 2-3 weeks

$14,560.00 $9,763.99 Save $4,796.01

Add to Cart
The item has been added
Compare

Out of stock
Hanwha

SKU: PRN-6400DB4-160TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 160TB

64-channel 8K NVR with 160TB storage for enterprise surveillance
- 32MP per-channel recording across 64 license-free cameras at 400 Mbps
- 160TB raw storage with RAID 5/6 protection and H.265 compression
- Dual 4K/1080p HDMI outputs with 4 concurrent playback users supported
Special Order · Ships in 2-3 weeks

$32,320.00 $21,672.99 Save $10,647.01

Add to Cart
The item has been added
Compare

Out of stock
Hanwha

SKU: PRN-6400DB4-32TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 32TB

64-channel 8K NVR with 32TB storage for large-scale surveillance
- 32 MP recording resolution with H.265 codec for efficient storage
- 400 Mbps distributed bandwidth across 64 license-free channels
- RAID 5/6 redundancy with dual HDMI outputs (4K + 1080p)
Special Order · Ships in 2-3 weeks

$16,960.00 $11,372.99 Save $5,587.01

Add to Cart
The item has been added
Compare

Out of stock
Hanwha

SKU: PRN-6400DB4-40TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 40TB

64-channel 8K NVR with 40TB storage for large-scale deployments
- Records 64 channels at 32MP with 400 Mbps bandwidth and H.265 compression
- 40TB raw capacity across 16 SATA slots with RAID 5/6 dual protection
- NDAA/FCC certified, license-free operation for federal and government use
Special Order · Ships in 2-3 weeks

$17,920.00 $12,016.99 Save $5,903.01

Add to Cart
The item has been added
Compare

Out of stock
Hanwha

SKU: PRN-6400DB4-48TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 48TB

64-channel 8K NVR with 48TB storage for enterprise surveillance
- 400 Mbps distributed bandwidth handles 32MP streams across all 64 channels
- 48TB raw storage with RAID 5/6 redundancy and automatic recovery backup
- H.265/H.264 dual-stream WiseStream recording optimizes bandwidth without quality loss
Special Order · Ships in 2-3 weeks

$18,880.00 $12,660.99 Save $6,219.01

Add to Cart
The item has been added
Compare

Out of stock
Hanwha

SKU: PRN-6400DB4-56TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 56TB

64-channel 8K NVR with 56TB storage for enterprise surveillance
- Records up to 32MP at 400 Mbps with H.265, H.264, MJPEG codecs
- 16 internal HDDs with RAID 5/6 protection and automatic recovery backup
- Dual HDMI outputs (4K @ 30Hz + Full HD @ 60Hz) for multi-display monitoring
Special Order · Ships in 2-3 weeks

$19,840.00 $13,304.99 Save $6,535.01

Add to Cart
The item has been added
Compare

Out of stock
Hanwha

SKU: PRN-6400DB4-64TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 64TB

64-channel 8K NVR with 64TB storage and 400 Mbps bandwidth
- Records up to 32MP per channel with H.265 compression across 64 cameras
- 64TB raw capacity via 16 internal HDDs with RAID 5/6 automatic recovery
- 400 Mbps distributed recording mode; 4 concurrent playback users at 32 Mbps
Special Order · Ships in 2-3 weeks

$20,800.00 $13,947.99 Save $6,852.01

Add to Cart
The item has been added
Compare

Out of stock
Hanwha

SKU: PRN-6400DB4-88TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 88TB

64-channel 8K NVR with 88TB storage and RAID 5/6 redundancy
- Records 64 channels up to 32MP with H.265 compression at 400 Mbps
- 88TB raw capacity (16 x 10TB drives) with automatic RAID recovery
- 112 simultaneous playback streams across local and remote users
Special Order · Ships in 2-3 weeks

$23,680.00 $15,879.99 Save $7,800.01

Add to Cart
The item has been added
Compare

Out of stock
Hanwha

SKU: PRN-6400DB4-96TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 96TB

64-channel 8K NVR with 96TB storage for large-scale surveillance
- 32MP per channel with H.265 compression at 400 Mbps recording bandwidth
- 96TB raw capacity via 16 fixed 10TB SATA HDDs with RAID 5/6 protection
- Dual HDMI outputs (4K @ 30Hz + 1080p @ 60Hz) with 64-channel clone layout
Special Order · Ships in 2-3 weeks

$24,640.00 $16,522.99 Save $8,117.01

Add to Cart
The item has been added
Compare

Out of stock
Hanwha

SKU: PRN-6400DB4-24TB

Hanwha PRN-6400DB4 64-Channel 8K NVR Intel

64-channel 8K NVR with 24TB storage and H.265 compression
- License-free 64-channel recording at up to 32MP with H.265
- 24TB raw capacity with RAID 5/6 and 400 Mbps distributed bandwidth
- Dual 4K/1080p HDMI outputs with integrated AI search for Wisenet
Special Order · Ships in 2-3 weeks

$16,000.00 $10,729.99 Save $5,270.01

Add to Cart
The item has been added
Compare

Add to Cart The item has been added
Hanwha

SKU: QRN-1630S-8TB

Hanwha QRN-1630S 16-Channel 8MP NVR with 8TB Storage

16-channel 8MP NVR with integrated PoE and 8TB storage
- 16 PoE ports (802.3af, 130W) built-in; no external injectors needed
- 8MP @ 128 Mbps simultaneous recording with H.265 compression
- 8TB local storage for extended retention and edge backup recovery
In stock · Ships same business day

$2,110.00 $1,414.99 Save $695.01

Add to Cart
The item has been added
Compare

Out of stock
Hanwha

SKU: QRN-1630S-20TB

Hanwha QRN-1630S 16-Channel PoE NVR 20TB

16-channel 8MP NVR with 20TB storage and integrated 16-port PoE
- Records 16 cameras at 8MP resolution with H.265 compression
- 20TB dual-drive storage for extended retention on continuous recording
- 16 built-in PoE ports with 130W power budget eliminate external switches
Special Order · Ships in 2-3 weeks

$3,550.00 $2,380.99 Save $1,169.01

Add to Cart
The item has been added
Compare

Out of stock
Hanwha

SKU: QRN-1630S-16TB

Hanwha QRN-1630S 16-Channel PoE NVR with 16TB Storage

16-channel PoE NVR with 16TB storage and 8MP recording
- 130W PoE power budget eliminates need for separate injectors or switches
- 16TB dual SATA internal storage supports extended retention without NAS
- H.265 compression and dual-stream recording across all 16 channels at 8MP
Special Order · Ships in 2-3 weeks

$3,070.00 $2,058.99 Save $1,011.01

Add to Cart
The item has been added
Compare

Add to Cart The item has been added
Hanwha

SKU: QRN-1630S-10TB

Hanwha QRN-1630S 16CH NVR 10TB with 16 PoE Ports

16-channel 8MP NVR with 10TB storage and integrated 16 PoE ports
- 16 PoE ports with 130W power budget; no external injectors needed
- Records 8MP video across all 16 channels at 128 Mbps bandwidth
- H.265, H.264, and MJPEG codec support for flexible compression
In stock · Ships same business day

$2,350.00 $1,575.99 Save $774.01

Add to Cart
The item has been added
Compare

Out of stock
Hanwha

SKU: QRN-1630S-4TB

Hanwha QRN-1630S 16CH NVR 4TB with 16 PoE Ports

16-channel PoE NVR with 4TB storage and integrated 130W power
- All 16 channels powered via single 130W PoE budget—no external injectors
- Supports 8MP cameras with H.265 compression at 128 Mbps aggregate bandwidth
- 4TB onboard storage for extended recording across all channels simultaneously
Special Order · Ships in 2-3 weeks

$1,630.00 $1,093.99 Save $536.01

Add to Cart
The item has been added

What to Look For When Buying

The decisions that matter most before you spec.

Real Bitrate vs. Rated Camera Count

NVRs are often rated for more cameras than they can actually process simultaneously at rated resolution and frame rate. Before purchase, calculate total ingress bitrate: sum camera bitrate × number of cameras, then confirm the NVR's sustained throughput (not peak). See Why Your NVR Can't Handle Its Rated Camera Count for real-world examples.

Storage Throughput & Disk Selection

NVR write speed is limited by disk throughput, not capacity alone. A 4-camera 4K system can exceed 100 Mbps sustained writes; mismatched drive selection causes dropped frames and gaps. Pair your NVR with surveillance-grade drives rated for 24/7 streaming and validate RAID configuration matches your retention math.

Retention Calculation & Scaling

Storage lifetime depends on bitrate, motion-detection settings, and frame-rate. A 30-day retention target for 16 cameras at 4 Mbps each = ~1.7 TB minimum. Factor in overhead, RAID redundancy, and growth. Read Retention Math for IP Cameras: Bitrate, Motion, Storage Traps to avoid undersizing.

Network & Power Infrastructure Readiness

Large NVR deployments collapse when backbone switches, PoE injectors, or UPS capacity aren't sized for sustained load. Why Surveillance Networks Collapse at the Core explains bandwidth and redundancy planning. Verify your switch, network cabling, and power distribution before finalizing the recorder choice.

Vendor Support & Software Compatibility

NVR firmware, mobile app stability, and remote access reliability vary widely. Select brands like Hikvision, Hanwha, Axis, and Vivotek with proven field track records and transparent changelog/SLA terms. Evaluate Video Management Software (VMS) integration early to avoid vendor lock-in.

Redundancy, Failover & Incident Reliability

Single NVR failure or network outage can blind an entire facility during critical incidents. Architect dual-recorder setups, redundant storage, or Why Surveillance Systems Fail During Incidents to ensure continuous recording. For multi-site deployments, plan for isolated recording at each location and centralized backup.

Technology Stack

The specs and acronyms that actually affect network video recorders (nvrs) performance.

Bitrate (Mbps)

The sustained network and storage bandwidth required per camera stream. Measured in megabits per second. Lower bitrate = longer retention on same storage; too low = lost detail. NVR throughput (e.g., 200 Mbps) must exceed sum of all camera bitrates to avoid frame drops.

PoE Budget (Watts)

Power delivered over Ethernet to cameras. Standard PoE = 15W per port; PoE+ = 30W; PoE++ = 60W or more. Verify NVR's built-in PoE power supply or external injector can supply total wattage for all connected cameras simultaneously, not just nameplate rating.

RAID Configuration (0, 1, 5, 6, 10)

Storage redundancy method. RAID 1 (mirroring) = 50% usable capacity but fast recovery; RAID 5 (striping + parity) = ~67–75% usable, slower rebuild; RAID 6 = dual-parity, safest but slower writes. Choose based on RTO/RPO and disk failure tolerance for your facility.

Frame Rate (FPS) & Resolution

Higher resolution and frame rate increase bitrate non-linearly. 4K 30 FPS ≈ 50–100 Mbps per camera; 1080p 30 FPS ≈ 4–8 Mbps. NVR must deliver rated FPS across all channels simultaneously; frame-rate reduction under load is common and often undisclosed in specs.

Onboard Storage vs. Expansion

Some NVRs include 1–8 TB of internal drive bays; others accept only external SAN or NAS. Modular expansion via USB, SATA, or NAS allows scaling beyond internal capacity but introduces network latency and single-point-of-failure risk if not redundant.

HDMI/VGA Output & Multi-Monitor

Direct video output for live playback and alarm response. Dual HDMI or DVI enables multi-monitor wall displays for SOC operations. Check Monitors & Displays for compatible wall-mount and Joystick & Keyboard Controls for operator interfaces.

Typical Deployment Scenarios

Small Office (8 Cameras, 30-Day Retention)

One 8-channel compact NVR (e.g., entry-level Hikvision or Hanwha model) with 2–4 TB internal RAID 1 storage. Built-in PoE switch powers cameras; single gigabit uplink to office network. Total bitrate ~32–48 Mbps; UPS protects against brief power loss. Cost: $800–$1,500 all-in.

Retail Chain (4 Stores, 16 Cameras Each, Centralized Backup)

Four 16-channel mid-range NVRs deployed locally at each store location, each with 4–6 TB RAID 5 storage for 14-day retention. Nightly backup to central NAS or cloud via WAN. If one location's NVR fails, other three continue recording; central system rebuilds from backups. Requires network redundancy and Why Surveillance Standards Collapse After the Third Location planning.

Campus/Large Facility (64+ Cameras, Hybrid Storage)

One or two enterprise-class 64-channel rackmount NVRs in data center with 24–48 TB SAN or modular expansion. Satellite 16-channel NVRs at building entrances for local failover. Total bitrate 400+ Mbps; redundant gigabit backbone, dual switches, and Why Large Surveillance Systems Fail: Storage Throughput Reality mitigation. Integrate Video Management Software (VMS) for unified search and forensics.

High-Resolution Mixed Deployment (32 × 1080p + 8 × 4K, 60-Day Retention)

32-channel NVR rated for 4K + lower-res mixing. 1080p cameras = ~6 Mbps each (192 Mbps); 4K = ~60 Mbps each (480 Mbps); total ~672 Mbps. Verify NVR sustains this; may require two units or careful frame-rate reduction. 12–16 TB RAID 6 storage. Cross-reference Retention Math for IP Cameras: Bitrate, Motion, Storage Traps to confirm math.

Frequently Asked Questions

What's the difference between an NVR and a DVR?

A DVR (Digital Video Recorder) uses analog coax cameras and a capture card; an NVR (Network Video Recorder) receives IP camera streams over Ethernet. NVRs are now standard because they enable remote access, higher resolution, PoE power, and easier scaling. DVRs are legacy for most new deployments.

How do I calculate how much storage I need?

Multiply bitrate per camera (Mbps) × number of cameras × 86,400 seconds/day × retention days ÷ 8 bits/byte = total bytes. Example: 5 cameras × 5 Mbps × 86,400 × 30 days ÷ 8 = ~810 GB. Add 20–30% overhead for RAID and metadata. See Retention Math for IP Cameras: Bitrate, Motion, Storage Traps for detailed examples.

Can I mix camera brands and resolutions on one NVR?

Yes, most modern NVRs accept ONVIF-compliant IP cameras from any vendor (Hikvision, Axis, Vivotek, etc.) and mix 1080p, 2MP, 4K, and other resolutions on the same recorder. However, bitrate and frame-rate planning becomes critical; lower frame rates or bitrate reduction may occur if total throughput is exceeded.

What happens if my NVR storage fills up?

Most NVRs default to overwrite mode: oldest video is deleted to make room for new recording. Some support redundancy via dual RAID arrays or remote backup. Prevent accidental loss by setting up automated export to NAS, VMS archive, or cloud; verify RAID type protects against single-disk failure.

Do I need a separate switch if my NVR has PoE?

If your NVR has integrated PoE ports and all cameras connect directly to it, no external switch is needed. However, if you have more cameras than PoE ports or need network redundancy, add a managed PoE switch upstream. Always verify the NVR's PoE wattage budget covers all cameras simultaneously.

What's the best way to ensure my NVR doesn't fail during an incident?

Deploy Why Surveillance Systems Fail During Incidents architecture: local recording at multiple sites, UPS backup, network redundancy, and regular backup to offsite NAS or cloud. Test failover quarterly. Use RAID 6 or mirrored storage, and avoid single points of failure in power, network, and storage paths.

Plan Your Deployment

Sub categories

Showing Results for Network Video Recorders (NVRs)

Hanwha PRN-6400DB4 64-Channel 8K NVR 104TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 12TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 160TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 32TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 40TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 48TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 56TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 64TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 88TB

Hanwha PRN-6400DB4 64-Channel 8K NVR 96TB

Hanwha PRN-6400DB4 64-Channel 8K NVR Intel

Hanwha QRN-1630S 16-Channel 8MP NVR with 8TB Storage

Hanwha QRN-1630S 16-Channel PoE NVR 20TB

Hanwha QRN-1630S 16-Channel PoE NVR with 16TB Storage

Hanwha QRN-1630S 16CH NVR 10TB with 16 PoE Ports

Hanwha QRN-1630S 16CH NVR 4TB with 16 PoE Ports

Browse by Product Family

What to Look For When Buying

Technology Stack

Typical Deployment Scenarios

Top Brands for Network Video Recorders (NVRs)

Frequently Asked Questions

Related Categories

Engineering Reading