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: H6HRL2TB

Speco Technologies H6HRL2TB 6 Channel Hybrid Recorder - 4 Hybrid

6-channel hybrid recorder mixing TVI analog and IP cameras with 2TB storage
- 4 hybrid channels accept either TVI analog or IP video; 2 dedicated IP channels
- 2TB integrated hard drive supports continuous 6-channel recording retention
- Mix legacy analog cameras with new IP systems without full hardware replacement
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Speco Technologies

SKU: H6HRL4TB

Speco Technologies H6HRL4TB 6 Channel Hybrid Recorder - 4 Hybrid

6-channel hybrid recorder with 4TB storage for mixed TVI and IP cameras
- Four hybrid channels accept TVI or IP inputs; two dedicated IP channels
- 4TB internal drive records all six channels continuously or on schedule
- ONVIF-compatible network cameras work alongside analog TVI sources
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$1,042.80 $410.99 Save $631.81

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Speco Technologies

SKU: H6HRL6TB

Speco Technologies H6HRL6TB 6 Channel Hybrid Recorder - 4 Hybrid

6-channel hybrid recorder mixing TVI analog and IP cameras in one unit
- 4 hybrid channels accept TVI or IP signals plus 2 dedicated IP channels
- 6TB internal storage for extended continuous or scheduled recording
- Compact desktop form factor fits control rooms and small commercial sites
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$1,338.80 $526.99 Save $811.81

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Speco Technologies

SKU: H6HRL8TB

Speco Technologies H6HRL8TB 6 Channel Hybrid Recorder - 4 Hybrid

6-channel hybrid recorder with 8TB storage for TVI and IP cameras
- 4 hybrid channels record TVI or IP cameras; 2 IP-only channels for mixed deployments
- 8TB internal hard drive stores extended surveillance footage without external NAS
- Network-connected for remote monitoring and playback from authorized endpoints
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$1,713.80 $674.99 Save $1,038.81

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Speco Technologies

SKU: H6HRLN

Speco Technologies H6HRLN 6-Channel Hybrid TVI/IP Recorder

6-channel hybrid TVI/IP recorder with auto-detecting analog/IP inputs
- 4 hybrid channels auto-switch between TVI coax and IP streams; 2 IP-only
- H.265 and H.264 codec support with ONVIF compliance for third-party VMS
- NDAA Section 889 compliant for federal and critical infrastructure contracts
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$750.00 $394.99 Save $355.01

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Speco Technologies

SKU: H6HRLN12TB

Speco Technologies H6HRLN12TB 6 Ch. Hybrid Recorder - 4 Hybrid (T

6-channel hybrid recorder with 12TB storage for TVI and IP migration
- 4 hybrid channels accept TVI analog-over-coax or IP; 2 dedicated IP channels
- 12TB internal storage for extended retention on mixed-protocol systems
- 1U rack-mount form factor with NDAA certification for federal deployments
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$2,457.30 $976.99 Save $1,480.31

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Speco Technologies

SKU: H6HRLN16TB

Speco Technologies H6HRLN16TB 6 Ch. Hybrid Recorder - 4 Hybrid (T

6-channel hybrid recorder with 16TB storage for TVI and IP cameras
- 4 hybrid channels accept TVI analog or IP video; 2 IP-only channels
- 16TB built-in storage for extended retention in mid-scale deployments
- NDAA certified for federal, state, and local government procurement
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$3,292.80 $1,308.99 Save $1,983.81

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Speco Technologies

SKU: H6HRLN20TB

Speco Technologies H6HRLN20TB 6 Ch. Recorder - 4 Hybrid 20TB

6-channel hybrid recorder with 20TB storage for TVI and IP cameras
- 4 channels switch per-channel between TVI analog or ONVIF IP mode
- 20TB internal drive supports extended retention across all 6 channels
- NDAA certified for federally funded and security-sensitive deployments
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$3,621.80 $1,439.99 Save $2,181.81

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Speco Technologies

SKU: H6HRLN2TB

Speco Technologies H6HRLN2TB 6 Ch. Hybrid Recorder - 4 Hybrid (TV

6-channel hybrid recorder mixing TVI analog and IP cameras with 2TB storage
- 4 hybrid channels accept either TVI or IP video; 2 dedicated IP channels
- Record all 6 channels simultaneously at standard frame rates on 2TB drive
- NDAA certified; ONVIF-compatible IP video for enterprise VMS integration
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$1,036.30 $411.99 Save $624.31

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Speco Technologies

SKU: H6HRLN4TB

Speco Technologies H6HRLN4TB 6 Ch. Hybrid Recorder - 4 Hybrid (TV

6-channel hybrid recorder with 4TB storage for analog-to-IP migration
- 4 hybrid channels accept TVI or IP video streams, plus 2 dedicated IP channels
- 4TB internal storage for extended retention without external NAS expansion
- NDAA-compliant for federal procurement and critical infrastructure deployments
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$1,325.80 $526.99 Save $798.81

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Speco Technologies

SKU: H6HRLN6TB

Speco Technologies H6HRLN6TB 6 Ch. Hybrid Recorder - 4 Hybrid (TV

6-channel hybrid recorder: 4 TVI/IP + 2 IP channels with 6TB storage
- Mix TVI and IP cameras on same recorder—4 hybrid channels plus 2 dedicated IP
- 6TB internal HDD supports continuous, scheduled, and motion-triggered recording
- NDAA compliant for federal and government security deployments
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$1,687.50 $670.99 Save $1,016.51

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Speco Technologies

SKU: H6HRLN8TB

Speco Technologies H6HRLN8TB 6 Ch. Hybrid Recorder - 4 Hybrid (TV

6-channel hybrid recorder with 8TB storage for analog-to-IP migration
- Four hybrid channels accept TVI or IP inputs; two dedicated IP channels
- 8TB internal hard drive for extended on-board retention without NAS
- H.265 and H.264 codec support; ONVIF-compatible for third-party cameras
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$1,947.50 $773.99 Save $1,173.51

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Speco Technologies

SKU: H6HRN

Speco Technologies H6HRN 6 Ch. 1080P Hybrid Recorder - 4 TVI + 2

6-channel hybrid recorder for 4 TVI analog + 2 IP cameras
- 1080p resolution on all channels with simultaneous TVI and IP recording
- Mix legacy coaxial TVI cameras with ONVIF IP cameras on one platform
- NDAA compliant for federal and sensitive infrastructure deployments
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$641.50 $252.99 Save $388.51

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Speco Technologies

SKU: H6HRN10TB

Speco Technologies H6HRN10TB 6 Channel Hybrid Recorder - 4 Hybrid

6-channel hybrid recorder supporting TVI and IP cameras with 10TB storage
- Four hybrid channels accept TVI or IP video; two IP-only channels for flexible mixed deployments
- 10TB onboard storage supports extended retention without external NAS or SAN
- NDAA compliant for government and security-sensitive installations
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Speco Technologies

SKU: H6HRN12TB

Speco Technologies H6HRN12TB 6 Channel Hybrid Recorder - 4 Hybrid

6-channel hybrid recorder: 4 TVI/IP + 2 IP channels with 12TB storage
- Mix analog TVI and IP cameras on same recorder without extra hardware
- 12TB onboard drive handles extended recording for mid-sized deployments
- NDAA compliant for government and regulated facility installations
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$2,233.50 $878.99 Save $1,354.51

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Speco Technologies

SKU: H6HRN16TB

Speco Technologies H6HRN16TB 6 Channel Hybrid Recorder - 4 Hybrid

6-channel hybrid recorder with 16TB storage for TVI and IP cameras
- 4 hybrid channels accept TVI or IP cameras; 2 dedicated IP channels
- 16TB integrated hard drive for extended on-board recording retention
- NDAA compliant for federal procurement and government installations
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$3,046.00 $1,198.99 Save $1,847.01

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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)

Speco Technologies H6HRL2TB 6 Channel Hybrid Recorder - 4 Hybrid

Speco Technologies H6HRL4TB 6 Channel Hybrid Recorder - 4 Hybrid

Speco Technologies H6HRL6TB 6 Channel Hybrid Recorder - 4 Hybrid

Speco Technologies H6HRL8TB 6 Channel Hybrid Recorder - 4 Hybrid

Speco Technologies H6HRLN 6-Channel Hybrid TVI/IP Recorder

Speco Technologies H6HRLN12TB 6 Ch. Hybrid Recorder - 4 Hybrid (T

Speco Technologies H6HRLN16TB 6 Ch. Hybrid Recorder - 4 Hybrid (T

Speco Technologies H6HRLN20TB 6 Ch. Recorder - 4 Hybrid 20TB

Speco Technologies H6HRLN2TB 6 Ch. Hybrid Recorder - 4 Hybrid (TV

Speco Technologies H6HRLN4TB 6 Ch. Hybrid Recorder - 4 Hybrid (TV

Speco Technologies H6HRLN6TB 6 Ch. Hybrid Recorder - 4 Hybrid (TV

Speco Technologies H6HRLN8TB 6 Ch. Hybrid Recorder - 4 Hybrid (TV

Speco Technologies H6HRN 6 Ch. 1080P Hybrid Recorder - 4 TVI + 2

Speco Technologies H6HRN10TB 6 Channel Hybrid Recorder - 4 Hybrid

Speco Technologies H6HRN12TB 6 Channel Hybrid Recorder - 4 Hybrid

Speco Technologies H6HRN16TB 6 Channel Hybrid Recorder - 4 Hybrid

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