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: ZIPK4T2

Speco Technologies ZIPK4T2 4Ch H.265 NVR with 4 Outdoor IR 5MP IP

4-channel 5MP outdoor NVR kit with H.265 compression and 30m IR
- 5MP resolution at 2560×1920 with H.265 cuts storage needs by 50%
- Four IP66-rated cameras with 30-meter infrared for 24/7 monitoring
- 1TB hard drive pre-installed; PoE power simplifies wiring and setup
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$1,303.00 $512.99 Save $790.01

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Speco Technologies

SKU: ZIPK8N2

Speco Technologies ZIPK8N2 8-Channel H.265 NVR with 6x 5MP IR Camera Kit

8-channel NVR + 6x 5MP IR cameras, H.265 codec, IP66 outdoor kit
- 5MP resolution per camera with 100-foot IR night vision and IP66 weathering
- H.265 compression cuts storage use in half; 2TB HDD records 10–14 days continuous
- PoE power to all 6 cameras; operates -22°F to 131°F for year-round deployment
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$2,269.80 $892.99 Save $1,376.81

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Speco Technologies

SKU: ZIPK8T2

Speco Technologies ZIPK8T2 8Ch NVR w/ 6 Outdoor IR 5MP IP Cameras

8-channel NVR with 6×5MP IR cameras, 2TB storage, PoE simplicity
- 6 outdoor dome cameras with 100ft IR and IP66 rating for 24/7 perimeter
- 2TB onboard storage with H.265 compression extends recording retention
- PoE power per camera eliminates separate DC runs and simplifies wiring
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$1,948.00 $766.99 Save $1,181.01

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Speco Technologies

SKU: ZIPK8TA

Speco Technologies ZIPK8TA 8Ch NVR w/ 5 Outdoor IR 5MP IP Cameras

8-channel NVR kit with 5MP IR cameras and 4K AI detection
- Five 5MP IR cameras with 100ft night vision + one 4K AI camera
- 2TB integrated storage and PoE power simplify outdoor wired deployment
- H.265 compression with motion and vehicle detection analytics
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$2,309.30 $917.99 Save $1,391.31

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Speco Technologies

SKU: ZIPN16T4

Speco Technologies ZIPN16T4 16-Channel 8MP NVR with 4TB HDD & 12x 5MP Turret Cameras

16-channel 8MP NVR with 12x 5MP turret cameras and 4TB HDD
- Records 16 simultaneous streams at 8MP; 4TB drive holds ~10–14 days continuous 24/7
- 12 matched 5MP turret cameras included; 4 unused channels for future expansion
- ONVIF-compatible IP-based system; simultaneous recording, playback, and live viewing
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$3,779.80 $1,486.99 Save $2,292.81

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Speco Technologies

SKU: ZIPN4T1

Speco Technologies ZIPN4T1 4 channel 8MP NVR with 1TB HDD & 4 5MP

4-channel 8MP NVR with 1TB storage and 4 pre-paired 5MP cameras
- Four 5MP turret cameras (2560 × 1920) arrive pre-networked to NVR
- 1TB built-in HDD ready to record without external storage setup
- ONVIF-compatible IP system integrates with third-party VMS platforms
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$1,411.30 $555.99 Save $855.31

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Speco Technologies

SKU: ZIPN8B2

Speco Technologies ZIPN8B2 8 channel 8MP NVR with 2TB HDD & 6 8MP

8-channel 8MP NVR with 2TB storage and 6 PoE bullet cameras
- 8MP @ 30 fps H.265/H.264 across all channels for forensic detail
- Six IP66 cameras with 98ft IR and true Day/Night imaging included
- PoE+ power reduces wiring; operates -22°F to 140°F with motion detection
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$2,957.30 $1,163.99 Save $1,793.31

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Speco Technologies

SKU: ZIPN8T2

Speco Technologies ZIPN8T2 8 channel 8MP NVR with 2TB HDD & 6 5MP

8-channel 8MP NVR kit with 6 turret cameras and 2TB storage
- Records 8 channels at 8MP resolution simultaneously for mixed-deployment flexibility
- Six 5MP turret cameras with ball-mount design for indoor/outdoor fixed positioning
- 2TB onboard HDD with expandable storage eliminates external NAS requirement
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$1,970.50 $775.99 Save $1,194.51

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Speco Technologies

SKU: ZIPT4B1

Speco Technologies ZIPT4B1 4-Channel 1080p HD-TVI DVR Kit

4-channel 1080p60 HD-TVI DVR kit with four IR cameras and 1TB storage
- 1080p @ 60 fps across all four channels for smooth motion and forensic detail
- Four outdoor IR bullet cameras with integrated night vision for 24/7 monitoring
- 1TB hard drive pre-installed; coaxial cable only, no network infrastructure needed
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$1,353.00 $535.99 Save $817.01

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Speco Technologies

SKU: ZIP44T2

Speco ZIP44T2 4-Channel NVR with 2TB Storage

4-channel NVR with 4 integrated turret cameras and 2TB storage
- Four turret cameras mount on walls or ceilings for indoor/outdoor use
- 2TB onboard storage records locally without external drives
- Network-attached with ONVIF compatibility; powered via PoE
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$3,312.50 $1,316.99 Save $1,995.51

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Speco Technologies

SKU: ZIPT471

Speco ZIPT471 4-Channel 1080p HD-TVI DVR

4-channel 1080p HD-TVI DVR with 4 outdoor dome cameras and 1TB storage
- 1080p/60fps recording across all 4 channels simultaneously without frame drops
- Four outdoor dome cameras with 2.8-12mm varifocal lens for flexible field angles
- 1TB built-in hard drive for extended local recording and forensic review
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$2,240.70 $887.99 Save $1,352.71

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Speco Technologies

SKU: ZIPT4D1

Speco ZIPT4D1 4CH HD-TVI DVR 1080p 60fps 1TB

4-channel 1080p 60fps HD-TVI DVR with 4 outdoor IR dome cameras
- 1TB integrated storage for extended recording across all 4 channels simultaneously
- Four 2.8mm fixed-lens outdoor dome cameras with built-in infrared night vision
- HD-TVI coaxial connectivity eliminates IP complexity for straightforward BNC installation
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$535.99

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Speco Technologies

SKU: ZIPT84B2

Speco ZIPT84B2 8-Channel HD-TVI DVR 1080p 2TB

8-channel 1080p HD-TVI DVR with 2TB storage and 4 included IR cameras
- 1080p resolution across 8 channels with 120 fps total system throughput
- 2TB internal hard drive supports continuous recording and simultaneous playback
- Ships with 4 outdoor IR bullet cameras (2.8mm lens), ready to deploy
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$814.99

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Speco Technologies

SKU: ZIPT84D2

Speco ZIPT84D2 8CH HD-TVI DVR 1080p 120fps 2TB

8-channel 1080p @ 120fps DVR with 4 IR dome cameras and 2TB storage
- Records all 8 channels simultaneously at 1080p and 120fps for smooth motion
- Four outdoor IR dome cameras with 65′ night vision range included and ready
- 2TB internal storage and HD-TVI coaxial transmission—no network setup needed
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$814.99

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Speco Technologies

SKU: ZIPT88B2

Speco ZIPT88B2 8CH HD-TVI DVR 1080p 120fps 2TB

8-channel 1080p DVR with 2TB storage and matching IR cameras
- 8CH HD-TVI at 1080p resolution with 120 fps max frame rate
- Includes 8 outdoor IR bullet cameras with 2.8mm fixed lens
- 2TB hard drive and coaxial BNC cabling for straightforward install
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$2,868.50 $1,139.99 Save $1,728.51

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Speco Technologies

SKU: ZIPT88D2

Speco ZIPT88D2 8-Channel HD-TVI DVR 1080p 2TB

8-channel 1080p DVR with 8 outdoor IR domes and 2TB storage
- Records 1080p at 120 fps across all 8 channels simultaneously
- Includes 8 weatherproof IR dome cameras with 2.8mm fixed lens
- 2TB hard drive pre-installed for immediate deployment
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$1,139.99

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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 ZIPK4T2 4Ch H.265 NVR with 4 Outdoor IR 5MP IP

Speco Technologies ZIPK8N2 8-Channel H.265 NVR with 6x 5MP IR Camera Kit

Speco Technologies ZIPK8T2 8Ch NVR w/ 6 Outdoor IR 5MP IP Cameras

Speco Technologies ZIPK8TA 8Ch NVR w/ 5 Outdoor IR 5MP IP Cameras

Speco Technologies ZIPN16T4 16-Channel 8MP NVR with 4TB HDD & 12x 5MP Turret Cameras

Speco Technologies ZIPN4T1 4 channel 8MP NVR with 1TB HDD & 4 5MP

Speco Technologies ZIPN8B2 8 channel 8MP NVR with 2TB HDD & 6 8MP

Speco Technologies ZIPN8T2 8 channel 8MP NVR with 2TB HDD & 6 5MP

Speco Technologies ZIPT4B1 4-Channel 1080p HD-TVI DVR Kit

Speco ZIP44T2 4-Channel NVR with 2TB Storage

Speco ZIPT471 4-Channel 1080p HD-TVI DVR

Speco ZIPT4D1 4CH HD-TVI DVR 1080p 60fps 1TB

Speco ZIPT84B2 8-Channel HD-TVI DVR 1080p 2TB

Speco ZIPT84D2 8CH HD-TVI DVR 1080p 120fps 2TB

Speco ZIPT88B2 8CH HD-TVI DVR 1080p 120fps 2TB

Speco ZIPT88D2 8-Channel HD-TVI DVR 1080p 2TB

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What to Look For When Buying

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Frequently Asked Questions

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