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Speco Technologies

SKU: H40HR64TB

Speco Technologies H40HR64TB 40 Ch. NDAA Hybrid Recorder - 24 TVI

40-channel hybrid recorder with 64TB storage for mixed TVI and IP cameras
- 24 TVI + 8 hybrid (TVI/IP switchable) + 8 IP channels in one unit
- 64TB onboard storage supports extended retention across all 40 channels
- Dual NICs with redundancy for network fault tolerance and load balancing
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Speco Technologies

SKU: H40HR6TB

Speco Technologies H40HR6TB 40 Ch. NDAA Hybrid Recorder - 24 TVI

40-channel hybrid recorder with 24 TVI, 8 hybrid, 8 IP channels
- 6TB onboard storage for extended multi-format recording across all 40 channels
- Dual-NIC architecture separates recording and remote access traffic
- NDAA-compliant for government and defense deployments
$3,658.90 $2,017.99 Save $1,640.91

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Speco Technologies

SKU: H40HR80TB

Speco Technologies H40HR80TB 40 Ch. NDAA Hybrid Recorder - 24 TVI

40-channel NDAA hybrid recorder with 80TB storage for mixed analog/IP
- 24 TVI + 8 hybrid switchable + 8 IP channels in one chassis
- 80TB internal storage for extended retention without external arrays
- Dual NIC with network redundancy for high-bandwidth IP deployments
$11,854.00 $6,537.99 Save $5,316.01

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Speco Technologies

SKU: H40HR8TB

Speco Technologies H40HR8TB 40 Ch. NDAA Hybrid Recorder - 24 TVI

40-channel hybrid recorder with 24 TVI + 8 IP channels and 8TB storage
- Mix 24 TVI, 8 hybrid TVI/IP, and 8 IP channels in one recorder for heterogeneous deployments
- 8TB onboard storage spans extended retention across all 40 channels at standard frame rates
- Dual NIC with failover redundancy isolates IP camera traffic from management network
$4,002.10 $2,206.99 Save $1,795.11

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Speco Technologies

SKU: H40HR96TB

Speco Technologies H40HR96TB 40 Ch. NDAA Hybrid Recorder - 24 TVI

40-channel hybrid recorder with 96TB storage for TVI, IP, and mixed deployments
- 24 TVI + 8 hybrid + 8 IP channels handle legacy and modern cameras in one system
- 96TB onboard storage supports extended retention for government and critical infrastructure
- Dual NIC with failover redundancy and NDAA compliance for federal deployments
$13,046.80 $7,194.99 Save $5,851.81

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Speco Technologies

SKU: N128NR

Speco Technologies N128NR 128Ch 4K H.265 NVR with Analytics

128-channel 4K NVR with H.265 compression and embedded analytics
- Record 128 IP cameras simultaneously at 20MP+ 4K resolution with H.265/H.264
- Line crossing, license plate recognition, and vehicle detection built in
- 16 SATA HDD bays for efficient 4K storage across all 128 channels
$4,147.15 $1,913.99 Save $2,233.16

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Speco Technologies

SKU: N128NR12TB

Speco Technologies N128NR12TB 128Ch 4K H.265 NVR with Analytics-1

128-channel 4K NVR with H.265 compression and 12TB storage
- 128 channels record 4K UHD simultaneously with H.265 codec efficiency
- 12TB pre-installed storage scales retention for continuous recording needs
- Built-in motion detection and object classification for rule-based alerts
$5,643.75 $3,112.99 Save $2,530.76

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Speco Technologies

SKU: N128NR16TB

Speco Technologies N128NR16TB 128Ch 4K H.265 NVR with Analytics-1

128-channel 4K NVR with 16TB storage and built-in analytics
- Records 128 IP cameras simultaneously in 4K UHR with H.265 compression
- 16TB internal storage supports extended retention across high-channel deployments
- Built-in video analytics for forensic review and automated monitoring
$6,221.80 $3,431.99 Save $2,789.81

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Speco Technologies

SKU: N128NR192TB

Speco Technologies N128NR192TB 128-Channel 4K NVR with 192TB Storage

128-channel 4K NVR with 192TB storage and H.265 compression
- Record all 128 channels simultaneously at 4K with H.265 codec
- 192TB onboard RAID-protected storage for months of retention
- Built-in motion detection, object classification, and zone-based alerts
$24,937.70 $13,752.99 Save $11,184.71

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Speco Technologies

SKU: N128NR20TB

Speco Technologies N128NR20TB 128Ch 4K H.265 NVR with Analytics-2

128-channel 4K NVR with H.265 compression and 20TB storage
- 128 simultaneous IP camera inputs across mixed resolutions
- 4K UHD recording and playback with H.265 codec efficiency
- 20TB internal SAS/SATA storage for extended retention windows
$6,802.10 $3,751.99 Save $3,050.11

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Speco Technologies

SKU: N128NR24TB

Speco Technologies N128NR24TB 128Ch 4K H.265 NVR with Analytics-2

128-channel 4K NVR with 24TB storage and H.265 compression
- Records 128 IP cameras simultaneously at 4K with H.265 codec
- 24TB pre-installed storage reduces 50% vs H.264 file sizes
- Motion detection, object tracking, and event correlation built-in
$7,071.40 $3,899.99 Save $3,171.41

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Speco Technologies

SKU: N128NR30TB

Speco Technologies N128NR30TB 128Ch 4K H.265 NVR with Analytics-3

128-channel 4K NVR with 30TB storage and integrated analytics
- Records 128 IP cameras at 4K UHD resolution with H.265 compression
- 30TB onboard storage for extended retention without external NAS
- Built-in analytics engine for motion detection and rule-based alerting
$8,130.70 $4,483.99 Save $3,646.71

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Speco Technologies

SKU: N128NR32TB

Speco Technologies N128NR32TB 128Ch 4K H.265 NVR with Analytics-3

128-channel 4K NVR with 32TB storage and integrated analytics
- Records 128 IP cameras at 4K UHD resolution simultaneously
- H.265 codec cuts bandwidth and storage needs versus standard compression
- Built-in analytics engine processes video for event detection and response
$8,441.50 $4,655.99 Save $3,785.51

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Speco Technologies

SKU: N128NR40TB

Speco Technologies N128NR40TB 128Ch 4K H.265 NVR with Analytics-4

128-channel 4K NVR with 40TB storage and built-in analytics
- Records 128 IP cameras at 4K resolution with H.265 compression
- 40TB integrated storage eliminates external SAN or NAS dependency
- Built-in object detection analytics for intelligent event alerting
$9,595.10 $5,291.99 Save $4,303.11

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Speco Technologies

SKU: N128NR6TB

Speco Technologies N128NR6TB 128Ch 4K H.265 NVR with Analytics-6T

128-channel 4K NVR with H.265 compression and 6TB storage
- Records up to 128 IP cameras simultaneously in native 4K resolution
- H.265 codec reduces storage footprint and network bandwidth demands
- Integrated analytics engine detects events and supports investigation workflows
$5,003.60 $2,759.99 Save $2,243.61

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Speco Technologies

SKU: N128NR72TB

Speco Technologies N128NR72TB 128Ch 4K H.265 NVR with Analytics-7

128-channel 4K NVR with 72TB storage and H.265 compression
- 128 IP camera channels with simultaneous 4K recording and playback
- 72TB onboard storage with H.265 codec for extended retention periods
- Integrated analytics support for intelligent video monitoring and detection
$13,756.05 $7,586.99 Save $6,169.06

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Rack-Mount NVRs

Enterprise rack-mount NVR appliances for high-channel-count surveillance deployments. 1U through 4U form factors with hot-swap drive bays, RAID support, and redundant power supplies handle hundreds of camera channels with continuous 24/7 recording in data center environments.

Plan Your Deployment

Specify total recording bandwidth from aggregate camera bitrates across all channels
Select RAID level and hot-spare configuration for drive failure protection
Evaluate 1U, 2U, or 4U form factor based on drive bay count and expansion needs
Confirm rack depth, airflow clearance, and power draw for cabinet planning
Plan dual-NIC and failover for network redundancy in mission-critical recording

Plan Server Architecture Storage Calculator

What to Look For When Buying

The decisions that matter most before you spec.

Throughput & Storage Reality Check

Rated camera counts don't guarantee usable performance. Most NVRs fail at their rated channel count because bitrate, codec, and storage write-speed constraints kick in first. Calculate actual bitrate per camera, factor motion-heavy periods, and stress-test before committing to scale.

RAID & Redundancy for 24/7 Operations

Enterprise deployments demand RAID 5 or 6, hot-swap drive bays, and redundant power supplies. Surveillance systems often fail exactly when you need them most — usually at the storage layer. Verify drive mean-time-to-recovery (MTTR) and PSU failover specs before purchase.

Network Backbone & Core Collapse Risk

Rack-mount NVRs pull massive sustained bitstream from the network. Networks collapse at the core when gigabit uplinks become the bottleneck. Plan for redundant 10GbE or teamed 1GbE uplinks, and validate switch fabric throughput—not port count.

Retention Math & Storage Sizing

Retention calculations fail when motion-based bitrate and codec overhead are underestimated. Model worst-case scenarios: all cameras recording at peak quality during peak hours. Undersizing storage by 30% is the industry norm—pad your calculations.

Vendor Ecosystem & Integration Depth

Leading brands like Hikvision, Hanwha, and Axis offer different API maturity, third-party integration breadth, and long-term support pipelines. Verify VMS compatibility, ONVIF compliance, and migration paths before standardizing on a platform.

Thermal & Power Density in Compact Spaces

Rack-mount appliances generate significant heat and power draw. Ensure your data center has adequate cooling capacity, PDU availability, and UPS runtime for graceful shutdown during outages. Verify MTBF ratings and check if warranty covers thermal stress scenarios.

Technology Stack

The specs and acronyms that actually affect rack-mount nvrs performance.

RAID Levels (5, 6, 10)

RAID 5 stripes data across drives with one parity block—good for < 8-drive arrays. RAID 6 uses dual parity and is safer for large capacity drives (6TB+) where rebuild time and URE (unrecoverable read error) risk spike. RAID 10 mirrors + stripes—pricey but fastest recovery.

Hot-Swap Drive Bays

Allows you to pull and replace failed drives without powering down the NVR. Critical for 24/7 operations where downtime costs money. Verify the system auto-detects new drives and auto-rebuilds RAID without operator intervention.

Redundant Power Supplies (RPS)

Two independent PSUs connected to separate electrical circuits. If one PSU fails, the second keeps the system running. Essential for mission-critical surveillance; verify wattage headroom for GPU or transcoding loads, not just baseline.

GPU Acceleration & Transcoding

Dedicated graphics processor offloads real-time video codec conversion (H.264 → H.265, multi-bitrate streaming) from the CPU. Prevents bottlenecks when serving remote clients or running AI analytics on 100+ streams simultaneously.

Gigabit vs. 10 Gigabit Networking

Single gigabit (1 GbE) ports max out around 90–110 Mbps sustained throughput per link. High-channel-count racks need 10GbE uplinks or teamed 1GbE bonds to avoid network saturation during peak recording periods.

Mean Time Between Failure (MTBF) & Warranty

Industry-standard MTBF for rack NVRs ranges 50,000–100,000 hours. Pair this with multi-year hardware warranty and support SLAs. Verify whether warranty covers thermal stress, power anomalies, and extended parts availability—critical for systems expected to run 7+ years.

Typical Deployment Scenarios

Multi-Building Corporate Campus (200 Cameras)

Deploy a Hanwha or Hikvision 4U rack NVR (256-channel capable) in the main data center with 10GbE uplinks. Pair with IP cameras distributed across 8 buildings, use edge NVRs for failover per building. Plan 90 days rolling retention at 4 Mbps average bitrate (~4.3 TB/day per building). Ensure RAID 6 for redundancy and 48-hour MTTR window.

24/7 Airport/Transit Hub (80 Cameras, 90-Day Retention)

Install a 2U or 4U rack NVR with hot-swap drive bays in secure network closet. Size storage for 90 days at 8 Mbps per camera (64 TB+ raw). Use bitrate and motion modeling to avoid undersizing. Implement redundant power (UPS + generator), teamed gigabit uplinks, and RAID 5/6 with spare drive slots pre-installed.

Gaming/Entertainment Venue (120 Cameras, Live Analytics)

GPU-accelerated rack NVR handles real-time H.264/H.265 transcoding and object detection across 120 channels. Use Axis or Speco models with NVIDIA CUDA support. Plan for 14-day retention at high quality (10+ Mbps) plus 60 days low-quality archive. Dual PSUs and redundant 10GbE uplinks non-negotiable due to live event demand.

School District Multi-Campus Deployment (300+ Cameras)

Federated approach: one 4U master rack NVR in district operations center, smaller 1U–2U appliances at each school building. School deployments require synchronized retention, remote management, and off-site backup. Choose i-PRO or Vivotek for native remote replication. Verify bandwidth budgeting across WAN links and failover behavior during connectivity loss.

Frequently Asked Questions

What's the difference between 1U, 2U, and 4U rack-mount NVRs?

Form factor determines physical height, drive bay count, and power budget. 1U = 1.75 inches tall, typically 2–4 drive bays, 8–32 channels. 2U = 3.5 inches, 4–8 bays, 16–64 channels. 4U = 7 inches, 8–16+ bays, 64–256+ channels. Choose based on channel count, retention duration, and available rack space. Larger units allow faster storage, cooler operation, and easier hot-swap workflows.

How do I calculate storage size for my deployment?

Use this formula: (Number of Cameras × Bitrate in Mbps × Retention Days × 86400 seconds) ÷ 8 = Storage in GB. Example: 64 cameras × 4 Mbps × 30 days ÷ 8 = 960 GB (≈1 TB). Add 30% overhead for motion-heavy periods, codec overhead, and RAID parity. Most deployments underestimate bitrate and storage by 30–50%—test your actual cameras before committing.

Do I need RAID 5 or RAID 6 for enterprise surveillance?

For small arrays (< 6 drives) and short rebuild windows, RAID 5 is acceptable. For large-capacity drives (8TB+) and 24/7 continuous write loads, RAID 6 is safer—it tolerates two simultaneous drive failures and reduces URE (unrecoverable read error) risk during rebuild. If uptime is critical, RAID 6 is the standard. Verify your NVR can hot-swap drives without stopping recording.

What network bandwidth do rack-mount NVRs typically require?

At peak load, expect 90–110 Mbps per gigabit (1 GbE) link sustained. For systems with 32+ channels at 4+ Mbps per camera, a single gigabit uplink will saturate. Upgrade to 10 Gigabit Ethernet or team two 1 GbE bonds to avoid core network collapse. Test your actual camera bitrate + VMS client traffic before finalizing uplinks.

Can a rack-mount NVR really handle its rated camera count?

Rarely at full quality or frame rate. Most appliances fail well below rated specifications due to storage write-speed limits, CPU transcoding bottlenecks, or codec overhead. Always de-rate by 20–40% and conduct load testing with your actual camera models and bitrate settings. Verify that the NVR can sustain peak bitrate for 24+ hours without frame drops or dropped connections.

What happens if the NVR's primary drive or power supply fails?

With RAID and redundant PSUs, the NVR keeps recording on the surviving drive(s) while the failed PSU is isolated. Hot-swap drive bays let you replace the bad drive without powering down. Ensure you have spare drives and PSUs on-site or on contract with 4-hour parts delivery. Without RAID, a single drive failure means total data loss—never deploy non-RAID systems in production.

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Rack-Mount NVRs

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