Rack-Mount NVRs

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

Showing Results for Rack-Mount NVRs

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Hikvision

SKU: DS-7732NI-I4-10TB

Hikvision DS-7732NI-I4 32-Channel 4K 10TB NVR

32-channel 4K NVR with 10TB storage and H.265+ compression
- Records 12MP per channel across all 32 inputs at 25fps with H.265+
- 10TB capacity across 4 SATA bays; 256 Mbps dual Gigabit Ethernet
- 4K HDMI output at 60Hz plus HDMI2 and VGA for multi-monitor setup
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$2,304.00 $1,317.99 Save $986.01

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Hikvision

SKU: DS-7732NI-I4/16P-12TB

Hikvision DS-7732NI-I4/16P 32-Channel 4K NVR

32-channel 4K NVR with 12TB storage and embedded 16-port PoE
- Record all 32 channels at 12MP (4K) with H.265+ compression
- 16-port PoE switch powers cameras directly, no separate infrastructure
- Review 16 channels simultaneously; storage expands to 48TB across 4 bays
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$2,765.00 $1,375.99 Save $1,389.01

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Hikvision

SKU: DS-7732NI-I4/16P-24TB

Hikvision DS-7732NI-I4/16P 32-Channel 4K NVR

32-channel 4K NVR with 24TB storage and integrated 16-port PoE
- Record 32 channels at 12MP (4K) with H.265+ compression reducing bandwidth by 70%
- 24TB HDD expandable to 48TB across 4 SATA bays for large-scale deployments
- Built-in 16-port PoE switch powers cameras directly; 256 Mbps throughput, 4K HDMI output
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$3,293.00 $2,267.99 Save $1,025.01

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Hikvision

SKU: DS-7732NI-M4/16P

Hikvision DS-7732NI-M4/16P 32-Channel 32MP Network Video Recorder

32-channel 32MP NVR with H.265+ compression and 64TB storage capacity
- Records up to 8 channels at 32MP concurrently; 16-channel synchronized playback
- 320 Mbps incoming, 400 Mbps outgoing bandwidth; supports 128 remote connections
- Four SATA slots (64TB max) plus eSATA expansion; dual HDMI with independent output
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MSRP: $1,877.00

$1,080.99 - $1,893.99 Save $796.01

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Hikvision

SKU: DS-9632NI-I8-8TB

Hikvision DS-9632NI-I8 32-Channel 4K 8TB NVR

32-channel 4K NVR with 8TB storage, expandable to 88TB
- 12MP per channel with H.265+ compression and 320 Mbps incoming bandwidth
- 4K HDMI output with dual simultaneous display and 16-channel synchronized playback
- Eight hot-swappable SATA bays support RAID 0/1/5/6/10 for data redundancy
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$2,886.00 $1,785.99 Save $1,100.01

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Hikvision

SKU: DS-9632NI-I8-36TB

Hikvision DS-9632NI-I8 32-Channel 4K NVR 36TB

32-channel 4K NVR with 36TB storage and H.265+ compression
- Record 32 channels at 12MP/30fps simultaneously with H.265+ codec
- 36TB pre-installed storage, expandable to 80TB with RAID 0/1/5/6/10
- Dual HDMI + VGA 4K/60Hz outputs for live monitoring and playback
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$6,130.00 $3,505.99 Save $2,624.01

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Hikvision

SKU: DS-9632NI-I8-48TB

Hikvision DS-9632NI-I8 32-Channel 4K NVR 48TB

32-channel 4K NVR with 48TB storage and dual 4K HDMI outputs
- 32 channels at up to 12MP per channel with H.265+ compression
- 48TB HDD pre-installed across 8 SATA bays with RAID 0/1/5/6/10
- Dual 4K HDMI outputs plus VGA, 128 remote connections, 16-ch playback
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$5,580.00 $3,842.99 Save $1,737.01

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Hikvision

SKU: DS-9664NI-M8

Hikvision DS-9664NI-M8 64-Channel 32MP Network Video Recorder

64-channel 32MP NVR for large-scale surveillance with H.265+ compression
- Record 64 IP cameras simultaneously at up to 32MP resolution without external processing
- H.265+ compression cuts storage needs by up to 90% vs. H.264 on 24/7 recording
- 8 SATA bays with RAID support and up to 16TB per disk for extended retention
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$3,164.00 $2,140.99 Save $1,023.01

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Honeywell

SKU: HNM512

Honeywell HNM512 Channel Adapter for MAXPRO VMS

Expand MAXPRO VMS capacity by 512 channels with wired adapter
Special Order · Usually Ships in 2-3 Weeks

$2,720.99 $2,667.99 Save $53.00

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i-PRO

SKU: NVR-R-2-200TB-V8

i-PRO NVR-R-2-200TB-V8 Enterprise Rack NVR

Enterprise 2U rack NVR with 200TB storage and dual Xeon processors
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$53,487.99

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i-PRO

SKU: NVR-R-2-240TB-FD7

i-PRO NVR-R-2-240TB-FD7 Enterprise Rack NVR

240TB enterprise rack NVR with dual Xeon Silver for large-scale IP surveillance
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$45,614.99

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i-PRO

SKU: NVR-R-2-240TB-V8

i-PRO NVR-R-2-240TB-V8 Enterprise Rack NVR

240TB enterprise rack NVR with dual Xeon Silver for large-scale surveillance
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$71,198.86 $55,237.99 Save $15,960.87

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i-PRO

SKU: NVR-R-2-360TB-FD7

i-PRO NVR-R-2-360TB-FD7 Enterprise Rack NVR

360TB enterprise rack NVR with dual Xeon processors for large-scale IP surveillance
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$58,000.00 $56,066.99 Save $1,933.01

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i-PRO

SKU: NVR-R-2-360TB-FD8

i-PRO NVR-R-2-360TB-FD8 SR3E-XL Rack NVR

360TB rack NVR with dual Xeon processors for enterprise-scale surveillance
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$58,000.00 $56,066.99 Save $1,933.01

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i-PRO

SKU: WJ-NX310/8000T8

i-PRO WJ-NX310/8000T8 32-Channel NVR H.265/H.264

32-channel NVR with H.265/H.264, 8TB storage, expandable to 72TB
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$4,407.05 $3,785.99 Save $621.06

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i-PRO

SKU: WJ-NX410/8000T8

i-PRO WJ-NX410 32-64CH Network Video Recorder 8TB

32–64CH NVR with 8TB storage, H.265 codec, FIPS 140-2 & NDAA certified
Special Order · Usually Ships in 2-3 Weeks

$5,641.55 $4,845.99 Save $795.56

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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.

Plan Your Deployment

Showing Results for Rack-Mount NVRs

Hikvision DS-7732NI-I4 32-Channel 4K 10TB NVR

Hikvision DS-7732NI-I4/16P 32-Channel 4K NVR

Hikvision DS-7732NI-I4/16P 32-Channel 4K NVR

Hikvision DS-7732NI-M4/16P 32-Channel 32MP Network Video Recorder

Hikvision DS-9632NI-I8 32-Channel 4K 8TB NVR

Hikvision DS-9632NI-I8 32-Channel 4K NVR 36TB

Hikvision DS-9632NI-I8 32-Channel 4K NVR 48TB

Hikvision DS-9664NI-M8 64-Channel 32MP Network Video Recorder

Honeywell HNM512 Channel Adapter for MAXPRO VMS

i-PRO NVR-R-2-200TB-V8 Enterprise Rack NVR

i-PRO NVR-R-2-240TB-FD7 Enterprise Rack NVR

i-PRO NVR-R-2-240TB-V8 Enterprise Rack NVR

i-PRO NVR-R-2-360TB-FD7 Enterprise Rack NVR

i-PRO NVR-R-2-360TB-FD8 SR3E-XL Rack NVR

i-PRO WJ-NX310/8000T8 32-Channel NVR H.265/H.264

i-PRO WJ-NX410 32-64CH Network Video Recorder 8TB

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What to Look For When Buying

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Typical Deployment Scenarios

Top Brands for Rack-Mount NVRs

Frequently Asked Questions

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