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: N32NRE8TB

Speco Technologies N32NRE8TB 32 Channel 4K H.265 NVR with Analyti

32-channel 4K NVR with H.265 compression and facial recognition
- 32 channels at 4K resolution with H.265 codec for efficient storage
- 8TB integrated storage eliminates external drives and simplifies setup
- Real-time facial recognition analytics with on-device processing
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Speco Technologies

SKU: N32NRE96TB

Speco Technologies N32NRE96TB 32 Channel 4K H.265 NVR with Analyt

32-channel 4K NVR with 96TB storage and facial recognition analytics
- 32-channel 4K simultaneous recording with H.265 compression for efficient storage
- 96TB integrated storage eliminates external expansion for typical deployments
- Facial recognition, object detection, and behavioral analysis built in
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Speco Technologies

SKU: N32NRN

Speco Technologies N32NRN 32 Channel 4K H.265 NVR - NDAA Complian

32-channel 4K NVR with H.265 compression and NDAA compliance
- 32-channel 4K simultaneous recording and playback across all channels
- H.265 codec reduces bandwidth and storage by up to 50% vs H.264
- ONVIF Profile S/T/G compatible with third-party IP cameras
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Speco Technologies

SKU: N32NRN120TB

Speco Technologies N32NRN120TB 32 Channel 4K H.265 NVR - NDAA Com

32-channel 4K NVR with 120TB storage, H.265 compression, NDAA-compliant
- Records all 32 channels simultaneously at 4K (3840×2160) with playback support
- 120TB built-in storage for extended 4K retention without external drives
- H.265 codec reduces bandwidth and storage footprint vs. H.264
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Speco Technologies

SKU: N32NRN128TB

Speco Technologies N32NRN128TB 32 Channel 4K H.265 NVR - NDAA Com

32-channel 4K NVR with 128TB storage and H.265 compression
- Records all 32 channels simultaneously at 4K resolution
- 128TB integrated storage eliminates external drive dependencies
- H.265 codec cuts bandwidth and storage use by up to 50%
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Speco Technologies

SKU: N32NRN12TB

Speco Technologies N32NRN12TB 32-Channel 4K H.265 NVR

32-channel 4K NVR with 12TB storage and H.265 compression
- Record 32 IP cameras at 4K UHD resolution from one appliance
- H.265 codec cuts file sizes 50% vs H.264 for longer retention
- 12TB built-in storage; NDAA Section 889 compliant for federal use
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Speco Technologies

SKU: N32NRN140TB

Speco Technologies N32NRN140TB 32 Channel 4K H.265 NVR - NDAA Com

32-channel 4K NVR with 140TB storage and H.265 compression
- Records 32 simultaneous IP cameras at 4K resolution with H.265 codec
- 140TB built-in storage supports extended multi-week retention periods
- NDAA compliant architecture meets federal procurement requirements
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Speco Technologies

SKU: N32NRN160TB

Speco Technologies N32NRN160TB 32 Channel 4K H.265 NVR - NDAA Com

32-channel 4K NVR with 160TB storage and H.265 compression
- 32 channels of simultaneous 4K recording from ONVIF IP cameras
- H.265 codec cuts bandwidth 50% vs H.264 while maintaining resolution
- 160TB integrated storage for extended retention; NDAA compliant
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Speco Technologies

SKU: N32NRN16TB

Speco Technologies N32NRN16TB 32-Channel 4K H.265 NVR

32-channel 4K NVR with 16TB storage and H.265 compression
- Records 32 IP cameras simultaneously at 4K (3840×2160) resolution
- H.265 compression reduces file sizes ~50% vs. H.264 encoding
- 16TB factory-installed HDD with dual gigabit Ethernet redundancy
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Speco Technologies

SKU: N32NRN20TB

Speco Technologies N32NRN20TB 32-Channel 4K H.265 NVR with 20TB Storage

32-channel 4K NVR with 20TB storage and H.265 compression
- Records all 32 IP cameras simultaneously at 4K (8MP) resolution
- H.265 codec cuts storage needs roughly in half versus H.264
- 20TB built-in storage supports 7–14 days retention at standard rates
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Speco Technologies

SKU: N32NRN24TB

Speco Technologies N32NRN24TB 32 Channel 4K H.265 NVR - NDAA Comp

32-channel 4K NVR with 24TB storage and H.265 compression, NDAA compliant
- Records all 32 channels simultaneously at 4K UHD with H.265 codec
- 24TB internal drive supports extended retention for forensic workflows
- NDAA compliant for government and federal procurement qualification
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Speco Technologies

SKU: N32NRN2TB

Speco Technologies N32NRN2TB 32 Channel 4K H.265 NVR - NDAA Compl

32-channel 4K NVR with H.265 compression and 2TB storage, NDAA compliant
- Records 32 IP cameras simultaneously in 4K UHD with H.265 codec
- 2TB onboard drive supports extended retention across all 32 channels
- Works with ONVIF-compatible cameras from multiple vendors
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Speco Technologies

SKU: N32NRN32TB

Speco Technologies N32NRN32TB 32-Channel 4K NVR with 32TB Storage

32-channel 4K NVR with 32TB storage for enterprise surveillance
- 32 simultaneous 4K (3840×2160) channels with H.265 compression
- 32TB integrated HDD stores weeks of 24/7 footage without external NAS
- NDAA Section 889 compliant for federal and defense contractor deployments
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Speco Technologies

SKU: N32NRN40TB

Speco Technologies N32NRN40TB 32 Channel 4K H.265 NVR - NDAA Comp

32-channel 4K NVR with 40TB storage and H.265 compression
- Records all 32 channels simultaneously at 4K resolution without frame loss
- H.265 codec reduces file sizes by up to 50% vs H.264 for extended retention
- 40TB onboard storage eliminates external NAS configuration for most deployments
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Speco Technologies

SKU: N32NRN48TB

Speco Technologies N32NRN48TB 32 Channel 4K H.265 NVR - NDAA Comp

32-channel 4K NVR with 48TB storage and H.265 compression
- Records 32 IP cameras simultaneously at 4K UHD resolution
- 48TB integrated HDD for extended multi-week retention cycles
- H.265 codec cuts bandwidth and storage needs by ~50% vs H.264
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Speco Technologies

SKU: N32NRN4TB

Speco Technologies N32NRN4TB 32-Channel 4K H.265 NVR

32-channel 4K NVR with H.265 compression and 4TB storage
- Records 32 IP cameras simultaneously at 4K (3840×2160) resolution
- H.265 codec reduces storage demand by 40–50% vs. H.264
- 4TB integrated drive with NAS expansion; NDAA Section 889 compliant
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$2,858.50 $1,030.99 Save $1,827.51

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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 N32NRE8TB 32 Channel 4K H.265 NVR with Analyti

Speco Technologies N32NRE96TB 32 Channel 4K H.265 NVR with Analyt

Speco Technologies N32NRN 32 Channel 4K H.265 NVR - NDAA Complian

Speco Technologies N32NRN120TB 32 Channel 4K H.265 NVR - NDAA Com

Speco Technologies N32NRN128TB 32 Channel 4K H.265 NVR - NDAA Com

Speco Technologies N32NRN12TB 32-Channel 4K H.265 NVR

Speco Technologies N32NRN140TB 32 Channel 4K H.265 NVR - NDAA Com

Speco Technologies N32NRN160TB 32 Channel 4K H.265 NVR - NDAA Com

Speco Technologies N32NRN16TB 32-Channel 4K H.265 NVR

Speco Technologies N32NRN20TB 32-Channel 4K H.265 NVR with 20TB Storage

Speco Technologies N32NRN24TB 32 Channel 4K H.265 NVR - NDAA Comp

Speco Technologies N32NRN2TB 32 Channel 4K H.265 NVR - NDAA Compl

Speco Technologies N32NRN32TB 32-Channel 4K NVR with 32TB Storage

Speco Technologies N32NRN40TB 32 Channel 4K H.265 NVR - NDAA Comp

Speco Technologies N32NRN48TB 32 Channel 4K H.265 NVR - NDAA Comp

Speco Technologies N32NRN4TB 32-Channel 4K H.265 NVR

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