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: N4WNRM4TB

Speco N4WNRM4TB 4-Channel Wall-Mount NVR 4TB

4-channel wall-mount NVR with 4TB storage for ONVIF IP cameras
- 4TB capacity supports extended recording across 4 IP camera feeds
- Wall-mount design fits tight spaces in control rooms and retail sites
- ONVIF compatibility works with multi-vendor IP camera deployments
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Speco Technologies

SKU: N4WNRM6TB

Speco N4WNRM6TB 4-Channel NDAA Wall Mount NVR 6TB

4-channel wall-mount NVR with 6TB storage, NDAA certified
- 4-channel simultaneous recording across ONVIF IP cameras
- 6TB onboard storage for extended local video retention
- NDAA compliance for federal and government procurement
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Speco Technologies

SKU: N4WNRM8TB

Speco N4WNRM8TB 4-Channel NDAA Wall Mount NRM 8TB

4-channel wall-mount recorder with 8TB storage for NDAA-compliant IP surveillance
- 8TB onboard storage supports continuous 4-channel network recording in compact form
- NDAA compliance for federal and government infrastructure security deployments
- Wall-mount design fits tight spaces; integrates with ONVIF IP camera systems
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Speco Technologies

SKU: N4WNRN10TB

Speco N4WNRN10TB 4-Channel NDAA Wall Mount NRN

4-channel wall-mount NVR with 10TB storage and NDAA compliance
- 10TB built-in storage supports continuous 4-channel IP recording
- ONVIF compatibility works with any standards-based IP camera system
- Wall-mount design fits control rooms and spaces without rack capacity
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Speco Technologies

SKU: N4WNRN12TB

Speco N4WNRN12TB 4-Channel NDAA Wall Mount NVR

4-channel wall-mount NVR with 12TB storage, NDAA-compliant for federal sites
- 12TB HDD pre-installed for extended recording without external NAS
- ONVIF-compatible IP camera integration within standard video management systems
- Compact wall-mount design fits space-constrained control centers and server rooms
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Speco Technologies

SKU: N4WNRN16TB

Speco N4WNRN16TB 4-Channel Wall Mount NRN 16TB

4-channel wall-mount NVR with 16TB storage, NDAA-compliant
- 16TB onboard storage for extended recording without external storage
- ONVIF-compatible with standard VMS platforms, no proprietary licensing
- Compact wall-mount form factor for control rooms and space-constrained sites
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Speco Technologies

SKU: N4WNRN2TB

Speco N4WNRN2TB 4-Channel Wall Mount NVR 2TB

4-channel wall-mount NVR with 2TB storage for IP camera systems
- 4-channel recording and playback for IP-based security cameras
- 2TB onboard storage in compact wall-mount form factor
- NDAA-compliant design for security-sensitive deployments
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Speco Technologies

SKU: N4WNRN4TB

Speco N4WNRN4TB 4-Channel NDAA Wall Mount NRN 4TB

4-channel wall-mount recorder with 4TB storage and NDAA compliance
- 4TB onboard hard drive supports extended video retention without external NAS
- NDAA-compliant design for federal buildings and government-contracted facilities
- Compact wall-mounted form factor integrates with standard ONVIF IP cameras
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$1,138.30 $447.99 Save $690.31

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Speco Technologies

SKU: N4WNRN6TB

Speco N4WNRN6TB 4-Channel NDAA Wall Mount NVR 6TB

4-channel wall-mount NVR with 6TB storage, NDAA-compliant for federal use
- 6TB local storage supports continuous recording across 4 IP camera channels
- NDAA certification meets federal procurement requirements for government deployments
- Wall-mount design fits compact spaces in control centers and security facilities
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$1,569.00 $617.99 Save $951.01

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Speco Technologies

SKU: N4WNRN8TB

Speco N4WNRN8TB 4-Channel NDAA Wall Mount NVR 8TB

4-channel wall-mount NVR with 8TB storage and NDAA compliance
- 8TB storage records 4 channels of ONVIF IP camera video continuously
- Wall-mount form factor saves space in control rooms and security centers
- NDAA-compliant for federal, state, and institutional deployments
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Speco Technologies

SKU: N64NR160TB

Speco N64NR160TB 64-Channel 8K H.265 NVR 160TB

64-channel 8K NVR with 160TB storage and H.265 compression
- Records all 64 channels simultaneously at 8K resolution without frame loss
- H.265 codec reduces storage needs 40–50% versus H.264 on 160TB capacity
- 160TB integrated storage eliminates external NAS setup and compatibility testing
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Speco Technologies

SKU: N64NR30TB

Speco N64NR30TB 64-Channel 4K H.265 NVR 30TB

64-channel 4K H.265 NVR with 30TB storage for large-scale surveillance
- Records 64 IP camera feeds simultaneously in 4K H.265 compression
- 30TB integrated drive supports extended retention across all channels
- Object detection and motion analysis optimize storage and event response
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Speco Technologies

SKU: N64NR48TB

Speco N64NR48TB 64-Channel 4K H.265 NVR 48TB

64-channel 4K NVR with 48TB storage and H.265 compression
- All 64 channels record 4K (3840×2160) simultaneously without frame loss
- 48TB built-in storage with H.265 codec for extended retention periods
- Integrated on-board analytics for real-time intelligence from recorded video
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Speco Technologies

SKU: N64NR4TB

Speco N64NR4TB 64-Channel 4K H.265 NVR 4TB

64-channel 4K NVR with H.265 compression and 4TB storage
- Records 64 IP cameras simultaneously at 4K resolution with H.265 codec
- 4TB internal storage expandable via SATA for extended retention periods
- Built-in motion and object detection analytics without external processors
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Speco Technologies

SKU: N64NR6TB

Speco N64NR6TB 64-Channel 4K H.265 NVR 6TB

64-channel 4K H.265 NVR with 6TB storage for large-scale IP surveillance
- Records 64 IP cameras at 4K resolution with H.265 codec for efficient storage
- 6TB hard drive supports extended retention on multi-camera deployments
- Built-in motion detection and event classification across all 64 channels
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Speco Technologies

SKU: N64NR80TB

Speco N64NR80TB 64-Channel 4K H.265 NVR 80TB

64-channel 4K NVR with 80TB storage and H.265 compression
- 64 simultaneous 4K channels with H.265 codec reducing file sizes by 50%
- 80TB integrated storage for extended video retention without expansion
- ONVIF-compatible with dual gigabit Ethernet and RAID support
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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 N4WNRM4TB 4-Channel Wall-Mount NVR 4TB

Speco N4WNRM6TB 4-Channel NDAA Wall Mount NVR 6TB

Speco N4WNRM8TB 4-Channel NDAA Wall Mount NRM 8TB

Speco N4WNRN10TB 4-Channel NDAA Wall Mount NRN

Speco N4WNRN12TB 4-Channel NDAA Wall Mount NVR

Speco N4WNRN16TB 4-Channel Wall Mount NRN 16TB

Speco N4WNRN2TB 4-Channel Wall Mount NVR 2TB

Speco N4WNRN4TB 4-Channel NDAA Wall Mount NRN 4TB

Speco N4WNRN6TB 4-Channel NDAA Wall Mount NVR 6TB

Speco N4WNRN8TB 4-Channel NDAA Wall Mount NVR 8TB

Speco N64NR160TB 64-Channel 8K H.265 NVR 160TB

Speco N64NR30TB 64-Channel 4K H.265 NVR 30TB

Speco N64NR48TB 64-Channel 4K H.265 NVR 48TB

Speco N64NR4TB 64-Channel 4K H.265 NVR 4TB

Speco N64NR6TB 64-Channel 4K H.265 NVR 6TB

Speco N64NR80TB 64-Channel 4K H.265 NVR 80TB

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What to Look For When Buying

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