Showing Results for Rack-Mount NVRs

Compare

Out of stock
QNAP

SKU: QVP-41B-8G-P-US

QNAP 8 BAY NVR 8CH (max Channels: 24) VMS - QVP-41B-8G-P-US
In stock · Ships same business day

$1,040.99

Add To Quote
Free shipping over $499

$1,040.99

Add to quote Compare
Compare

Out of stock
QNAP

SKU: VS-8024U-RP-US

QNAP 8-BAY 2U NVR 24-CH Redundant Powe - VS-8024U-RP-US
In stock · Ships same business day

$3,685.99

Add To Quote
Free shipping over $499

$3,685.99

Add to quote Compare
Compare

Out of stock
QNAP

SKU: VS-2204-PRO+-US

QNAP Vs-2204 Pro+ - 4-Channel / 2-Bay / HDMI / - VS-2204-PRO+-US
In stock · Ships same business day

$690.99

Add To Quote
Free shipping over $499

$690.99

Add to quote Compare
Compare

Out of stock
QNAP

SKU: VS-2212-PRO+-US

QNAP VS-2212-PRO+-US - 12-CHANNEL / 2-BAY / HDMI / Tower Network
$1,117.99

Add to Cart
The item has been added
Free shipping over $499

$1,117.99

Add to quote Compare
Compare

Out of stock
QNAP

SKU: VS-4112U-RP-PRO+US

QNAP VS-4112U-RP-PRO+US - 12-CHANNEL / 4-BAY / Redundant Power
In stock · Ships same business day

$2,383.99

Add To Quote
Free shipping over $499

$2,383.99

Add to quote Compare
Compare

Out of stock
Speco Technologies

SKU: N128NR112TB

Speco N128NR112TB 128-Channel 4K H.265 NVR

128-channel 4K NVR with 112TB storage and H.265 compression
- 128 channels record 4K UHD simultaneously with H.265 codec
- 112TB integrated storage supports extended retention and archival
- H.265 compression cuts bandwidth 50% vs H.264 over standard networks
$19,001.50 $10,478.99 Save $8,522.51

Add to Cart
The item has been added
Free shipping over $499

$19,001.50 $10,478.99 Save $8,522.51

Add to quote Compare
Compare

Out of stock
Speco Technologies

SKU: N128NR128TB

Speco N128NR128TB 128-Channel 4K H.265 NVR

128-channel 4K H.265 NVR with 128TB storage for enterprise surveillance
- Record 128 IP cameras simultaneously in 4K H.265 codec with integrated 128TB
- 30–60 day retention at full capacity; built-in motion detection and object classification
- ONVIF-compliant for broad camera compatibility across multi-site deployments
$20,571.95 $11,230.99 Save $9,340.96

Add to Cart
The item has been added
Free shipping over $499

$20,571.95 $11,230.99 Save $9,340.96

Add to quote Compare
Compare

Out of stock
Speco Technologies

SKU: N128NR160TB

Speco N128NR160TB 128-Channel 4K H.265 NVR

128-channel 4K NVR with 160TB storage and H.265 compression
- Records 128 simultaneous IP cameras at 4K resolution for large facilities
- H.265 codec cuts file sizes 50% vs H.264, extending retention periods
- 160TB onboard storage supports extended compliance and multi-zone deployments
$22,068.55 $12,170.99 Save $9,897.56

Add to Cart
The item has been added
Free shipping over $499

$22,068.55 $12,170.99 Save $9,897.56

Add to quote Compare
Compare

Out of stock
Speco Technologies

SKU: N128NR256TB

Speco N128NR256TB 128-Channel 4K H.265 NVR

128-channel 4K NVR with 256TB storage for large-scale deployments
- Records 128 IP cameras in 4K UHD at 30 fps using H.265 compression
- 256TB capacity supports extended retention across multi-camera installations
- Integrated analytics enable motion detection and rule-based alerts on-device
$35,949.05 $19,824.99 Save $16,124.06

Add to Cart
The item has been added
Free shipping over $499

$35,949.05 $19,824.99 Save $16,124.06

Add to quote Compare
Compare

Out of stock
Speco Technologies

SKU: N128NR320TB

Speco N128NR320TB 128-Channel 8K H.265 NVR

128-channel 8K NVR with 320TB storage for enterprise surveillance
- Records 128 IP cameras at 8K resolution with H.265 compression
- 320TB integrated storage supports extended retention without external NAS
- Built-in analytics for intelligent event detection and automated alerts
$39,799.05 $21,947.99 Save $17,851.06

Add to Cart
The item has been added
Free shipping over $499

$39,799.05 $21,947.99 Save $17,851.06

Add to quote Compare
Compare

Out of stock
Speco Technologies

SKU: N32NRE4TB

Speco N32NRE4TB 32-Channel 4K H.265 NVR

32-channel 4K NVR with H.265 compression and 4TB storage
- Records 32 simultaneous IP cameras in 4K UHD with H.265 codec
- Facial recognition and smart analytics detect threats in real time
- 4TB hard drive included; H.265 extends storage vs. H.264
$2,345.50 $905.99 Save $1,439.51

Add to Cart
The item has been added
Free shipping over $499

$2,345.50 $905.99 Save $1,439.51

Add to quote Compare
Compare

Out of stock
Speco Technologies

SKU: N32NRN100TB

Speco N32NRN100TB 32-Channel 4K H.265 NVR 100TB

32-channel 4K NVR with 100TB storage and H.265 compression
- Records 32 IP camera streams simultaneously at 4K resolution
- 100TB integrated storage with H.265 codec for efficient archival
- Multi-user access supports concurrent recording and playback
$16,839.20 $9,286.99 Save $7,552.21

Add to Cart
The item has been added
Free shipping over $499

$16,839.20 $9,286.99 Save $7,552.21

Add to quote Compare
Compare

Out of stock
Speco Technologies

SKU: N32NS30TB

Speco N32NS30TB 32-Channel 4K NVR 30TB

32-channel 4K NVR with 30TB storage for large-scale surveillance
- Records 32 IP cameras in 4K simultaneously with 30TB onboard HDD
- H.265 and H.264 dual codec support optimizes bandwidth and storage use
- ONVIF compliant for multi-vendor camera compatibility; TAA compliant
$7,598.40 $2,903.99 Save $4,694.41

Add to Cart
The item has been added
Free shipping over $499

$7,598.40 $2,903.99 Save $4,694.41

Add to quote Compare
Compare

Out of stock
Speco Technologies

SKU: N64NR160TB

Speco N64NR160TB 64-Channel 8K H.265 NVR 160TB

64-channel 8K NVR with 160TB storage and H.265 compression
- Records all 64 channels simultaneously at 8K resolution without frame loss
- H.265 codec reduces storage needs 40–50% versus H.264 on 160TB capacity
- 160TB integrated storage eliminates external NAS setup and compatibility testing
$22,103.20 $12,189.99 Save $9,913.21

Add to Cart
The item has been added
Free shipping over $499

$22,103.20 $12,189.99 Save $9,913.21

Add to quote Compare
Compare

Out of stock
Speco Technologies

SKU: N64NR30TB

Speco N64NR30TB 64-Channel 4K H.265 NVR 30TB

64-channel 4K H.265 NVR with 30TB storage for large-scale surveillance
- Records 64 IP camera feeds simultaneously in 4K H.265 compression
- 30TB integrated drive supports extended retention across all channels
- Object detection and motion analysis optimize storage and event response
$6,217.25 $3,394.99 Save $2,822.26

Add to Cart
The item has been added
Free shipping over $499

$6,217.25 $3,394.99 Save $2,822.26

Add to quote Compare
Compare

Out of stock
Speco Technologies

SKU: N64NR48TB

Speco N64NR48TB 64-Channel 4K H.265 NVR 48TB

64-channel 4K NVR with 48TB storage and H.265 compression
- All 64 channels record 4K (3840×2160) simultaneously without frame loss
- 48TB built-in storage with H.265 codec for extended retention periods
- Integrated on-board analytics for real-time intelligence from recorded video
$8,333.35 $4,549.99 Save $3,783.36

Add to Cart
The item has been added
Free shipping over $499

$8,333.35 $4,549.99 Save $3,783.36

Add to quote Compare

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.

Showing Results for Rack-Mount NVRs

Rack-Mount NVRs

Plan Your Deployment

Browse by Product Family

What to Look For When Buying

Technology Stack

Typical Deployment Scenarios

Top Brands for Rack-Mount NVRs

Frequently Asked Questions

Related Categories

Engineering Reading