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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Speco Technologies

SKU: N8NRX6TB

Speco Technologies N8NRX6TB N8NRX6TB - 8 Channel Facial Recogniti

8-channel NVR with onboard facial recognition and 6TB storage
- Facial recognition + object detection processed locally on the recorder
- 8-channel IP video recording with 6TB internal storage for extended retention
- ONVIF-compatible network architecture integrates with existing IP camera systems
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$877.99

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Speco Technologies

SKU: N8NRX8TB

Speco Technologies N8NRX8TB 8-Channel NVR with Facial Recognition

8-channel NVR with real-time facial recognition and 8TB storage
- Real-time facial detection, identification & classification across 8 channels
- 8TB built-in storage with H.265 and H.264 compression support
- People counting, object detection & behavioral analysis in one system
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$1,040.99

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Speco Technologies

SKU: N8WA412TB

Speco Technologies N8WA412TB 8Chan WNRE NVR & 4Dr Access w/Pwr 12

8-channel NVR with 4-door access control and 12TB storage
- 8-channel IP video recording on unified WNRE platform
- 4-door access controller integrated into single appliance
- 12TB built-in storage eliminates external drive dependency
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$7,490.30 $2,946.99 Save $4,543.31

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Speco Technologies

SKU: N8WA416TB

Speco Technologies N8WA416TB 8Chan WNRE NVR & 4Dr Access w/Pwr 16

8-channel NVR with 4-door access control and 16TB storage
- 8-channel IP video recording with 16TB internal storage for extended retention
- Integrated 4-door access control eliminates need for separate controller hardware
- Web-based management for local and remote surveillance and access monitoring
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$8,085.50 $3,180.99 Save $4,904.51

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Speco Technologies

SKU: N8WA42TB

Speco Technologies N8WA42TB 8Chan WNRE NVR & 4Dr Access w/Pwr 2TB

8-channel NVR with integrated 4-door access controller in one chassis
- 8-channel network video recording with 2TB factory-installed storage
- Built-in 4-door access controller eliminates separate hardware
- WNRE architecture unifies video and access control in single unit
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$6,309.30 $2,482.99 Save $3,826.31

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Speco Technologies

SKU: N8WA44TB

Speco Technologies N8WA44TB 8Chan WNRE NVR & 4Dr Access w/Pwr 4TB

8-channel NVR with 4TB storage and integrated 4-door access control
- 8-channel IP camera recording on Windows WNRE platform with ONVIF compatibility
- 4TB onboard HDD for extended video retention across all channels
- Built-in 4-door access controller eliminates separate hardware installation
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$6,510.00 $2,560.99 Save $3,949.01

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Speco Technologies

SKU: N8WA46TB

Speco Technologies N8WA46TB 8Chan WNRE NVR & 4Dr Access w/Pwr 6TB

8-channel NVR with 4-door access control and 6TB storage
- 8-channel IP video recording with WNRE architecture for mid-scale deployments
- 4-door integrated access controller manages credentials and locks natively
- 6TB pre-installed storage with unified console for video and access events
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$6,766.50 $2,661.99 Save $4,104.51

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Speco Technologies

SKU: N8WA48TB

Speco Technologies N8WA48TB 8Chan WNRE NVR & 4Dr Access w/Pwr 8TB

8-channel NVR with 4-door access control and 8TB storage
- 8-channel IP camera recording on Windows Network Recording Engine platform
- 4-door integrated access controller eliminates need for separate system
- 8TB internal hard drive for extended recording retention
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$6,098.80 $2,792.99 Save $3,305.81

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Speco Technologies

SKU: N8WA4P2TB

Speco Technologies N8WA4P2TB 8Chan WNRE NVR & 4Dr Access w/Lk Pwr

8-channel NVR with 4-door access control in one weatherproof box
- 8-channel simultaneous recording with 2TB internal storage capacity
- Integrated 4-door access control module with built-in lock power supply
- WNRE weatherproof rating for outdoor and exposed installations
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$6,888.30 $2,709.99 Save $4,178.31

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Speco Technologies

SKU: N8WA4P4TB

Speco Technologies N8WA4P4TB 8Chan WNRE NVR & 4Dr Access w/Lk Pwr

8-channel NVR with 4-door access control and 4TB storage in one unit
- 8-channel simultaneous video recording with 4TB local storage for extended retention
- Integrated 4-door access controller with synchronized video and access event logging
- Built-in auxiliary power output for electromagnetic locks and access hardware
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$7,085.50 $2,787.99 Save $4,297.51

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Speco Technologies

SKU: N8WA4P6TB

Speco Technologies N8WA4P6TB 8Chan WNRE NVR & 4Dr Access w/Lk Pwr

8-channel NVR with 4-door access control and 6TB storage
- 8-channel IP video recording with 6TB onboard storage for extended retention
- Integrated 4-door access controller with built-in lock power for electric strikes
- WNRE architecture optimizes network bandwidth across video and access management
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$7,362.00 $2,896.99 Save $4,465.01

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Speco Technologies

SKU: N8WA4P8TB

Speco Technologies N8WA4P8TB 8Chan WNRE NVR & 4Dr Access w/Lk Pwr

8-channel NVR with integrated 4-door access control and 8TB storage
- 8-channel recording with built-in 4-door access controller on one unit
- 8TB hard drive installed for extended retention and forensic requirements
- Windows-based NVR engine with integrated lock power supply for electronic locks
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$7,677.80 $3,020.99 Save $4,656.81

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Speco Technologies

SKU: N8WNRE12TB

Speco Technologies N8WNRE12TB 8-Channel Wall Mount NVR

8-channel wall-mount NVR with 12TB storage for compact surveillance
- Records all 8 channels simultaneously while playing back archived video
- 12TB built-in drive eliminates external storage expansion needs
- ONVIF-compatible with H.264 and H.265 codec support for mixed cameras
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$3,019.80 $1,187.99 Save $1,831.81

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Speco Technologies

SKU: N8WNRE16TB

Speco Technologies N8WNRE16TB 8-Channel Wall Mount NVR

8-channel wall-mount NVR with 16TB storage for IP camera networks
- Records 8 simultaneous IP camera streams with local and remote access
- 16TB built-in storage eliminates need for external drives or NAS
- Works with any ONVIF-compliant IP camera for flexible system expansion
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$3,385.00 $1,331.99 Save $2,053.01

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Speco Technologies

SKU: N8WNRE2TB

Speco Technologies N8WNRE2TB 8-Channel Wall Mount NVR

8-channel wall-mount NVR with 2TB storage for compact IP systems
- 8-channel simultaneous IP recording with H.264/H.265 codec support
- 2TB onboard storage handles continuous or motion-triggered recording
- ONVIF Profile S compatible; remote access via mobile and desktop clients
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$1,135.00 $446.99 Save $688.01

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Speco Technologies

SKU: N8WNRE4TB

Speco Technologies N8WNRE4TB 8 Channel Wall Mount NVR- 4TB

8-channel wall-mount NVR with 4TB storage for compact installations
- 8 concurrent channels record simultaneously across ONVIF IP cameras
- 4TB onboard storage fits wall-mounted form factor for space-limited sites
- ONVIF compatibility integrates with standard IP camera networks
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$1,414.50 $556.99 Save $857.51

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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)

Speco Technologies N8NRX6TB N8NRX6TB - 8 Channel Facial Recogniti

Speco Technologies N8NRX8TB 8-Channel NVR with Facial Recognition

Speco Technologies N8WA412TB 8Chan WNRE NVR & 4Dr Access w/Pwr 12

Speco Technologies N8WA416TB 8Chan WNRE NVR & 4Dr Access w/Pwr 16

Speco Technologies N8WA42TB 8Chan WNRE NVR & 4Dr Access w/Pwr 2TB

Speco Technologies N8WA44TB 8Chan WNRE NVR & 4Dr Access w/Pwr 4TB

Speco Technologies N8WA46TB 8Chan WNRE NVR & 4Dr Access w/Pwr 6TB

Speco Technologies N8WA48TB 8Chan WNRE NVR & 4Dr Access w/Pwr 8TB

Speco Technologies N8WA4P2TB 8Chan WNRE NVR & 4Dr Access w/Lk Pwr

Speco Technologies N8WA4P4TB 8Chan WNRE NVR & 4Dr Access w/Lk Pwr

Speco Technologies N8WA4P6TB 8Chan WNRE NVR & 4Dr Access w/Lk Pwr

Speco Technologies N8WA4P8TB 8Chan WNRE NVR & 4Dr Access w/Lk Pwr

Speco Technologies N8WNRE12TB 8-Channel Wall Mount NVR

Speco Technologies N8WNRE16TB 8-Channel Wall Mount NVR

Speco Technologies N8WNRE2TB 8-Channel Wall Mount NVR

Speco Technologies N8WNRE4TB 8 Channel Wall Mount NVR- 4TB

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