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i-PRO

SKU: NVR-RL-1-80TB-V7

I-Pro SRL1XL 1X Xeon 6C/12T Cpu 32GB Ram - NVR-Rl-1-80TB-V7
- Handles 150–250 Mbps multi-stream recording with a 6-core Xeon and 32GB RAM.
- 80TB usable storage on an isolated drive keeps OS and recording pools separate.
- Ships factory-configured with VideoInsight preloaded—no OS imaging required.
$24,648.96 $16,950.99 Save $7,697.97

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i-PRO

SKU: NVR-RL-2-100TB-V7

I-Pro SRL2E 2X Xeon 8C/16T Cpu 64GB Ram - NVR-Rl-2-100TB-V7
- 100TB usable storage supports sustained 24/7 multi-camera recording without expansion.
- Dual Xeon 8C/16T CPUs and 64GB RAM prevent frame drops under heavy analytics workloads.
- ONVIF Profile S support enables plug-in integration with Axis, Hikvision, Hanwha, and Dahua cameras.
$51,182.13 $35,195.99 Save $15,986.14

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i-PRO

SKU: NVR-RL-2-60TB-V7

I-Pro SRL2E 2X Xeon 8C/16T Cpu 64GB Ram - NVR-Rl-2-60TB-V7
- Dual Xeon 8C/16T CPUs and 64 GB RAM handle VMS services and metadata indexing.
- 60 TB RAID storage on hot-swap bays enables in-rack drive service without downtime.
- Hardware-accelerated H.265 decoding reduces CPU load during high-channel live monitoring.
$45,712.73 $31,434.99 Save $14,277.74

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i-PRO

SKU: NVR-RL-2-80TB-V7

I-Pro SRL2E 2X Xeon 8C/16T Cpu 64GB Ram - NVR-Rl-2-80TB-V7
- Dual Xeon 8C/16T CPUs and 64GB RAM sustain 150–250 Mbps continuous recording throughput.
- 80TB enterprise HDD plus dedicated M.2 OS drive isolates recording I/O for 24/7 reliability.
- Ships with VI Server Edition preloaded and ONVIF Profile S support for fast commissioning.
$48,447.43 $33,315.99 Save $15,131.44

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i-PRO

SKU: NVR-RL-2-48TB-V7

I-pro SRL2E 2X Xeon Silver 8C/16T CPU 64GB - NVR-RL-2-48TB-V7
- Dual Xeon Silver 8C/16T CPUs and 64GB RAM sustain 250 Mbps multi-stream recording.
- VideoInsight VI Server pre-installed and activated—begin recording at first power-on.
- ONVIF Profile S/T plus TPM 2.0 secure boot supports multi-vendor camera deployments.
$45,356.03 $31,189.99 Save $14,166.04

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i-PRO

SKU: NVR-RL-2-220TB-V7

I-pro SRL3E 2X Xeon Silver 8C/16T CPU 64GB - NVR-RL-2-220TB-V7
- Dual Xeon Silver 8C/16T CPUs deliver headroom for concurrent VMS ingest and live decoding.
- 220 TB RAID capacity supports months of 4K retention across several hundred camera channels.
- Hot-swap drive bays and 2U rack form factor enable in-rack service without system downtime.
$71,658.00 $49,276.99 Save $22,381.01

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i-PRO

SKU: NVR-RL-2-240TB-V7

I-pro SRL3E 2X Xeon Silver 8C/16T CPU 64GB - NVR-RL-2-240TB-V7
- Dual Xeon Silver 8C/16T CPUs handle VMS services, decoding, and search concurrently.
- 240 TB RAID storage supports multi-month retention across hundreds of 4K cameras.
- Hot-swap drive bays and 2U rack-mount form factor simplify in-rack maintenance.
$74,393.00 $51,157.99 Save $23,235.01

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i-PRO

SKU: NVR-RL-2-320TB-V7

I-pro SRL3EXDL 2X Xeon Silver 12C/24T CPU - NVR-RL-2-320TB-V7
- Dual Xeon Silver 12C/24T CPUs deliver headroom for high-channel decode and analytics.
- 320 TB usable capacity supports extended retention across large-scale camera deployments.
- Redundant PSUs and RAID drives maintain uptime in always-on enterprise environments.
$99,550.50 $68,456.99 Save $31,093.51

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i-PRO

SKU: NVR-RL-2-400TB-V7

I-pro SRL3EXDL 2X Xeon Silver 12C/24T CPU - NVR-RL-2-400TB-V7
- Dual Xeon Silver 12C/24T CPUs handle high channel counts and concurrent live-monitoring.
- 400 TB usable on a single appliance supports extended retention across large campus deployments.
- Redundant PSUs, RAID storage, and pre-tuned i-PRO VMS reduce integration and support burden.
$101,928.50 $70,092.99 Save $31,835.51

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i-PRO

SKU: NVR-R-1-1-18TB-A

i-PRO VI VMS - Dell R330 Rack Server - NVR-R-1-1-18TB-A
- Pre-installed VI VMS on Dell R330 1U eliminates software setup for faster deployment.
- 18TB onboard storage supports weeks of retention across high-camera-count installations.
- ONVIF and direct integrations allow mixing i-PRO and third-party IP cameras freely.
$6,102.99

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i-PRO

SKU: WJND400/18000T2

i-PRO WJND400/18000T2 Network Video Recorder
- H.264 compression with nine bandwidth tiers (32 kbps–10 Mbps) fits WAN and QoS policies.
- Nine removable drive slots support non-disruptive capacity expansion from 2 TB to 36+ TB.
- Eight configurable camera groups with 16-character labels simplify multi-zone operator navigation.
$15,336.00 $9,528.99 Save $5,807.01

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i-PRO

SKU: WJND400/3000T3

i-PRO WJND400/3000T3 Network Video Recorder with 3TB HDD
- 3TB HDD supports 30–90 days of 24/7 retention across mid-sized multi-camera deployments.
- H.264 compression cuts storage bitrate while preserving fidelity for forensic playback and export.
- Client port bandwidth scales from 32 kbps to 10 Mbps, enabling throttling over congested WAN links.
$11,466.00 $9,011.99 Save $2,454.01

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Kantech

SKU: ADVER30R5H3G

Kantech VideoEdge 3U Hybrid 32-Channel 30TB NVR

32-channel hybrid NVR with 30TB RAID storage in 3U rackmount
- 3U hybrid NVR runs 32 analog + 32 IP channels at once
- 30TB storage onboard for medium-large surveillance sites
- Rack-mount with RS-232 and IP/Ethernet for VMS integration
$29,968.50 $19,939.99 Save $10,028.51

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QNAP

SKU: VS-12156U-RP-PRO+-US

QNAP 12-BAY 2U NVR 56-CH Surveillance - VS-12156U-RP-PRO+-US
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$8,780.99

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QNAP

SKU: TVR-AI200-16CH-16P-US

QNAP 16-Channel Poe+ Network Smart NVR - TVR-AI200-16CH-16P-US
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$621.99

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QNAP

SKU: QVP-21C-US

QNAP 2 BAY NVR 8CH (max Channels 16) VMS Built-in - QVP-21C-US
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$626.99

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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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