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

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Showing Results for Network Video Recorders (NVRs)

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Hanwha

SKU: HRX-835A-16TB

Hanwha HRX-835A 8MP Pentabrid DVR 16TB

8MP pentabrid DVR with 16TB storage for mixed analog and IP cameras
- 18 total channels (8 analog + 10 IP) with AHD, TVI, CVI, CVBS, and IP support
- 8MP max resolution across all signal types with H.265 and H.264 compression
- 16TB pre-installed, expandable to 24TB with 4 SATA drive slots
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Hanwha

SKU: HRX-835A

Hanwha HRX-835A 8MP Pentabrid DVR Recorder

8MP pentabrid DVR with 8 analog + 10 IP channels for mixed camera systems
- Supports AHD, TVI, CVI, CVBS, and IP cameras on one recorder—no separate hardware needed
- 8MP analog / 2MP IP resolution with H.265 compression and 80 Mbps max bandwidth
- Up to 24TB storage (4x 6TB SATA), dual HDMI 4K + VGA outputs, audio input included
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Hanwha

SKU: HRX-835A-12TB

Hanwha HRX-835A-12TB 8MP Pentabrid DVR 12TB

8-channel hybrid DVR mixing analog + 10 IP cameras up to 8MP
- 12TB pre-configured storage with H.265 codec at 80 Mbps max bandwidth
- Pentabrid signal support: AHD/TVI/CVI/CVBS analog plus ONVIF IP integration
- Dual 4K HDMI + VGA outputs with 4 simultaneous independent playback streams
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Hanwha

SKU: HRX-835A-24TB

Hanwha HRX-835A-24TB 8MP Pentabrid DVR Recorder

8-channel pentabrid DVR with 24TB storage for analog and IP cameras
- Mix AHD/TVI/CVI/CVBS analog + IP cameras up to 8MP on one recorder
- 24TB HDD pre-installed; 80Mbps recording bandwidth with H.265 compression
- Expands to 18 total channels (8 analog + 10 IP); dual HDMI/VGA output
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Hanwha

SKU: HRX-835A-4TB

Hanwha HRX-835A-4TB 8-Channel Pentabrid DVR 4TB

8-channel pentabrid DVR for mixed analog/IP camera systems with 4TB storage
- 8 analog + 10 IP channels handle AHD, HDTVI, HDCVI, CVBS, and network cameras simultaneously
- Up to 8MP resolution on AHD/HDTVI/IP with H.265 compression and 4TB expandable to 24TB
- Dual HDMI + VGA outputs with 8 alarm inputs and 4 relay outputs for integrated monitoring
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$1,547.00 $1,037.99 Save $509.01

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Hanwha

SKU: HRX-835A-6TB

Hanwha HRX-835A-6TB 8-Channel Pentabrid DVR with 6TB Storage

8-channel pentabrid DVR mixing analog and IP cameras on one recorder
- 8 analog channels (AHD/HDTVI/HDCVI/CVBS) plus 2–10 IP channels, up to 8MP
- 6TB storage expandable to 24TB across four SATA slots for mid-size deployments
- H.265, H.264, MJPEG triple codec with 80 Mbps recording bandwidth
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$1,787.00 $1,198.99 Save $588.01

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Hanwha

SKU: HRX-835A-8TB

Hanwha HRX-835A-8TB Pentabrid 8MP DVR Recorder

8-channel pentabrid DVR—analog + 10 IP cameras, 8MP, 8TB storage
- Mix AHD/TVI/CVI/CVBS analog with up to 10 IP channels on one recorder
- 8TB pre-installed HDD, expandable to 24TB across four SATA drives
- H.265/H.264/MJPEG triple-codec at 80Mbps; dual 4K HDMI + VGA output
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$2,027.00 $1,359.99 Save $667.01

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Hanwha

SKU: PRN-1600B2-16TB

Hanwha PRN-1600B2 16-Channel 8K NVR 16TB

16-channel 8K NVR with 16TB storage and AI analytics for enterprise surveillance
- 16 channels up to 32MP with H.265 codec and 250 Mbps recording bandwidth
- RAID 5/6 protection with automatic recovery backup across up to 8 HDDs
- AI search including license plate detection and attribute recognition on compatible cameras
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$8,120.00 $6,081.99 Save $2,038.01

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Hanwha

SKU: PRN-1600B2-8TB

Hanwha PRN-1600B2 16-Channel NVR 8TB 32MP

16-channel 32MP NVR with 8TB storage and AI search for enterprise surveillance
- 16 channels at 32MP, H.265 codec, 250 Mbps recording bandwidth in distributed mode
- AI analytics including license plate detection, object detection, and Best Shot search
- 8TB internal storage expandable to 80TB; RAID 5/6 redundancy for data protection
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Hanwha

SKU: PRN-1600B2-48TB

Hanwha PRN-1600B2 16CH 8K NVR 48TB

16CH 8K NVR with 48TB storage and RAID 5/6 redundancy
- 16 channels at up to 32MP resolution with H.265 compression
- 48TB raw capacity across 8 internal 10TB SATA drives with dual RAID
- AI analytics for license plate detection and object classification
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$11,960.00 $8,957.99 Save $3,002.01

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Hanwha

SKU: PRN-1600B2-64TB

Hanwha PRN-1600B2 16CH NVR 64TB 8K 32MP

16-channel 8K NVR with 64TB storage for ultra-high resolution surveillance
- 32MP 8K recording across 16 channels with H.265 compression and WiseStream
- 64TB raw capacity via 8 SATA drives with RAID 5/6 fault tolerance
- AI-powered search including object detection, attribute search, and LPR
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Hanwha

SKU: PRN-1600B2-80TB

Hanwha PRN-1600B2 16CH NVR 80TB 32MP 8K

16-channel NVR with 80TB storage and 32MP per-channel support
- 80TB raw storage with RAID 5/6 redundancy across eight internal drives
- 250 Mbps recording bandwidth supports up to 32MP resolution per channel
- H.265/H.264 dual codec with AI object and license plate detection
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Hanwha

SKU: PRN-1600B2-32TB

Hanwha PRN-1600B2-32TB 16CH 8K NVR 32TB

16-channel 32MP NVR with 32TB storage and built-in AI search
- Records 16 cameras up to 32MP @ 15fps H.265 with 250 Mbps capacity
- 32TB raw storage with RAID 5/6 redundancy and dual-stream recording
- License plate recognition, object detection, and Best Shot forensic search
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Hanwha

SKU: PRN-3200B2-32TB

Hanwha PRN-3200B2 32-Channel 32TB NVR up to 32MP

32-channel 32TB NVR with up to 32MP and dual RAID protection
- 400 Mbps distributed throughput handles 32 cameras at full resolution
- H.265 codec with WiseStream dual-stream recording cuts bandwidth demands
- AI search: license plate detection, object classification, attribute queries
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Hanwha

SKU: PRN-3200B2-64TB

Hanwha PRN-3200B2 32-Channel 64TB NVR up to 8K

32-channel 64TB NVR with 32MP support and 400 Mbps bandwidth
- 32MP resolution per channel with H.265 codec and RAID 5/6 protection
- 400 Mbps distributed recording bandwidth for high-bitrate 8K capture
- NDAA and FCC compliant for federal and critical infrastructure use
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Hanwha

SKU: PRN-3200B2-24TB

Hanwha PRN-3200B2 32-Channel 8K NVR 24TB

32-channel 8K NVR with 24TB storage and AI license plate recognition
- Records up to 32MP across 32 cameras at 400 Mbps with H.265 compression
- 24TB raw storage with RAID 5/6 redundancy and automatic recovery backup
- AI analytics include SmartSearch, license plate recognition, and Best Shot detection
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$9,987.00 $6,696.99 Save $3,290.01

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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 HRX-835A 8MP Pentabrid DVR 16TB

Hanwha HRX-835A 8MP Pentabrid DVR Recorder

Hanwha HRX-835A-12TB 8MP Pentabrid DVR 12TB

Hanwha HRX-835A-24TB 8MP Pentabrid DVR Recorder

Hanwha HRX-835A-4TB 8-Channel Pentabrid DVR 4TB

Hanwha HRX-835A-6TB 8-Channel Pentabrid DVR with 6TB Storage

Hanwha HRX-835A-8TB Pentabrid 8MP DVR Recorder

Hanwha PRN-1600B2 16-Channel 8K NVR 16TB

Hanwha PRN-1600B2 16-Channel NVR 8TB 32MP

Hanwha PRN-1600B2 16CH 8K NVR 48TB

Hanwha PRN-1600B2 16CH NVR 64TB 8K 32MP

Hanwha PRN-1600B2 16CH NVR 80TB 32MP 8K

Hanwha PRN-1600B2-32TB 16CH 8K NVR 32TB

Hanwha PRN-3200B2 32-Channel 32TB NVR up to 32MP

Hanwha PRN-3200B2 32-Channel 64TB NVR up to 8K

Hanwha PRN-3200B2 32-Channel 8K NVR 24TB

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