NVRs, VMS, and Video Storage | Commercial Surveillance Recording

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Hikvision

SKU: DS-7616NI-Q2/16P-2TB

Hikvision DS-7616NI-Q2/16P-2TB 16-Channel NVR with 2TB Storage

16-channel 12MP NVR with integrated PoE and 2TB storage for mid-scale sites
- 16 IP cameras at 12MP (4K) or flexible down to 1080p per channel
- Built-in 16-port PoE switch (≤150W) eliminates external injectors
- H.265+ compression cuts bandwidth 40–60% vs H.264 for extended retention
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$913.00 $618.99 Save $294.01

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Hikvision

SKU: DS-7616NI-Q2/16P-4TB

Hikvision DS-7616NI-Q2/16P-4TB 16-Channel 4K NVR 4TB

16-channel 4K NVR with 4TB storage and integrated 16-port PoE
- 12MP simultaneous recording on all 16 channels at 30 fps
- H.265+ compression reduces storage needs by ~50% vs. H.264
- Dual SATA bays support up to 8TB per drive for extended retention
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$976.00 $372.99 Save $603.01

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Hikvision

SKU: DS-7732NI-M4/24P

Hikvision DS-7732NI-M4/24P 32-Channel 8K NVR with Integrated PoE

32-channel 8K NVR with 24 integrated PoE ports for large-scale surveillance
- 24 PoE++ ports deliver 95W each, powering 32 cameras without external switch
- 320 Mbps bandwidth supports mixed 4K/8K streams with H.265+ codec efficiency
- 32-channel decode at 1080p with two-way audio to 8 IP speakers included
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$2,064.00 $1,396.99 Save $667.01

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Hikvision

SKU: HK-HDD12T

Hikvision HK-HDD12T 12TB Surveillance Hard Drive

12TB surveillance drive with 7200 RPM for 24/7 continuous recording
- 12TB capacity supports extended retention with minimal footage overwrites
- 7200 RPM spin speed balanced for sustained multi-stream recording performance
- 256MB cache and SATA interface compatible with DVRs, NVRs, and surveillance systems
Special Order · Usually Ships in 2-3 Weeks

$616.00 $506.99 Save $109.01

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Hikvision

SKU: HK-HDD4T

Hikvision HK-HDD4T 4TB Surveillance Hard Drive

4TB surveillance drive for 24/7 DVR/NVR recording with 30–60 day retention
- 7200 RPM spindle speed handles multi-stream 1080p recording without frame drops
- 128MB cache buffer reduces latency spikes during simultaneous playback and recording
- SATA 3.5-inch form factor fits standard surveillance systems with quick installation
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$479.99

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i-PRO

SKU: WV-CU980

i-PRO WV-CU980 Ethernet 3D Joystick Controller

Wired Ethernet 3D joystick for ASM300 and Video Insight PTZ control
- Single-hand pan, tilt, and zoom operation with precise 3D joystick
- Programmable buttons customize workflow for multi-camera surveillance ops
- Wired Ethernet connectivity with HTTPS encryption for secure integration
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$5,118.46 $3,532.99 Save $1,585.47

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Panasonic

SKU: WV-ASM300W

Panasonic WV-ASM300W Video Management Software

Centralized IP video management for Panasonic camera and recorder networks
- Monitor up to 16 camera feeds simultaneously with customizable layouts
- Remote access and control via network-based management from any location
- H.265 compression at 768 Kbps enables efficient multi-screen playback at 30 fps
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$1,531.00 $1,315.99 Save $215.01

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Vivotek

SKU: RX9502

Vivotek RX9502 32-Channel Embedded Video Server

32-channel embedded NVR with 20MP support and H.265 compression
- Decode 4K video on 3 channels at 90 fps or Full HD on 12 channels at 360 fps
- 32 simultaneous cameras with flexible multi-layout display and no frame dropping
- H.265, H.264, and MJPEG codecs with hardware acceleration and 192 Mbps remote throughput
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$682.00 $485.99 Save $196.01

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ACTi

SKU: CMS-100

Acti CMS-100 800-Channel 1-Bay Mini Standalone CMS

Compact 1-bay CMS for up to 800 IP cameras with PoE power
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$13,224.00 $10,007.99 Save $3,216.01

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ACTi

SKU: PHDD-1200

Acti PHDD-1200 1TB 2.5" Hard Disk Drive

1TB 2.5" drive with PoE power for Acti NVR systems
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$474.00 $359.99 Save $114.01

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ACTi

SKU: PHDD-2200

Acti PHDD-2200 1TB 3.5" Hard Disk Drive

1TB 3.5" HDD for Acti ENR surveillance NVR systems
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$1,403.00 $1,062.99 Save $340.01

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ACTi

SKU: PHDD-2301

Acti PHDD-2301 Hgst Ultrastar 7k6000 2TB Hard Disk

2TB 3.5" SATA drive for Acti NVR surveillance recording with PoE power
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$3,352.00 $2,535.99 Save $816.01

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ACTi

SKU: PHDD-2501

Acti PHDD-2501 4TB 3.5" Hard Disk Drive

4TB 3.5" surveillance drive for Acti NVR & compatible systems
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$2,891.00 $2,187.99 Save $703.01

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ACTi

SKU: PHDD-2702

Acti PHDD-2702 WD 6TB 3.5" Hard Disk Drive

6TB 3.5" surveillance drive with 7200 RPM for 24/7 NVR recording
Special Order · Usually Ships in 2-3 Weeks

$3,438.00 $2,602.99 Save $835.01

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ACTi

SKU: PHDD-2900

Acti PHDD-2900 WD 8TB 3.5" Hard Disk Drive

8TB 3.5" rack-mount drive with PoE power for Acti NVR systems
Special Order · Usually Ships in 2-3 Weeks

$3,510.00 $2,655.99 Save $854.01

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ACTi

SKU: PHDD-2A00

Acti PHDD-2A00 WD WD101KRYZ 10TB 3.5 Hard Disk Drive

10TB 3.5" enterprise HDD for continuous NVR surveillance recording
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$5,459.00 $4,130.99 Save $1,328.01

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What to Look For When Buying

The six decisions that matter most before you spec.

Channel Count vs Bitrate Ceiling

A "32-channel" NVR doesn't mean 32 4K cameras. Aggregate bitrate — typically 320 Mbps or 512 Mbps on commercial NVRs — is the real constraint. 32 cameras × 8 Mbps each = 256 Mbps, which leaves almost no headroom for peak motion scenes. Size by aggregate bitrate first, channel count second. See retention math.

RAID vs JBOD vs Single-Drive

Single-drive NVRs fail catastrophically on disk loss. RAID 5 survives one drive loss, RAID 6 survives two, RAID 10 combines mirror + stripe. For critical deployments, specify RAID 5 minimum — and size the array for rebuild-time bitrate, which can be 4x normal write load for 24+ hours. Use surveillance-grade drives only (Seagate SkyHawk, WD Purple) — consumer and NAS drives will fail under 24/7 write workload.

VMS vs Appliance NVR

Appliance NVRs (Axis Camera Station, Hanwha Wisenet NVR, Hikvision DS-96xxx) are purpose-built, tested-together hardware with bundled licensing. Server-based VMS (Milestone XProtect, Genetec Security Center, Avigilon ACC) scale to unlimited channels, mix any ONVIF camera, and integrate with enterprise systems. Choose appliance for <64-channel single-site; choose VMS for multi-site or enterprise integration.

NDAA Compliance for Recorders

NDAA restrictions apply to NVRs as well as cameras — Hikvision and Dahua NVRs are excluded from federal procurement. NDAA-compliant NVR options include Axis Camera Station, Hanwha Wisenet, i-PRO, Digital Watchdog, Bosch, and server-based VMS on standard x86 hardware.

Retention & Compression

30-day retention across 32 4K cameras can be ~100 TB at H.264 — or ~50 TB at H.265 — or ~30 TB with smart-compression variants. Cameras, codec, bitrate, and motion activity all compound. Our retention math guide covers the formulas; use conservative bitrate assumptions unless you've benchmarked your scenes.

Failover & High Availability

Mission-critical deployments use dual-recorder failover (Milestone XProtect Corporate, Genetec Archiver redundancy, Axis Camera Station Pro HA). Standalone appliance NVRs typically don't support true HA — their failover is limited to edge SD-card recording on the cameras themselves. If uptime matters, architect HA from day one, not as a retrofit.

Technology Stack

The specs and acronyms that actually affect outdoor performance.

ONVIF Profile G + T

Profile G standardizes recording and playback; Profile T adds advanced streaming including H.265 and analytics metadata. Certified conformance — not "ONVIF compatible" language — is what ensures playback, export, and metadata interoperability across NVRs and VMS. Check spec sheets.

H.265 / HEVC vs H.264 / AVC

H.265 cuts bitrate 40-50% at equivalent perceived quality. Storage savings compound over multi-month retention. Trade-off: H.265 decoding requires ~2x the CPU for live monitoring on mid-range VMS servers. Most new NVRs support H.265 recording and H.264 or H.265 decoding per-channel.

RAID Levels for Surveillance

RAID 5 (stripe + parity, single-drive tolerance) is the surveillance standard for 4-8 drive arrays. RAID 6 (stripe + double parity, two-drive tolerance) for 8+ drive arrays where rebuild time extends risk window. RAID 10 (mirror + stripe) for write-intensive video-analytics servers. Never RAID 0 for production.

Surveillance-Grade HDDs

Seagate SkyHawk and WD Purple are purpose-engineered for 24/7 write workloads at 180 TB/yr workload rating. Consumer desktop drives (Seagate Barracuda, WD Blue) and even NAS drives (WD Red) will fail prematurely under 16-camera continuous-record load. Budget SkyHawk/Purple pricing up-front — drive failures during warranty are operationally painful.

Edge + Cloud Hybrid Archive

Modern deployments often combine local edge recording (30-day primary retention) with cloud archive (90-day+ compliance retention). Axis Connected Services, Milestone XProtect Cloud, Genetec Stratocast, and Verkada Command implement edge-to-cloud tiering. Bandwidth, egress costs, and compliance scope all matter.

Failover Architecture

Milestone XProtect Corporate implements true recorder failover — a standby server takes over recording within seconds of primary failure. Genetec Archiver Redundancy works similarly. Appliance NVRs typically do not support true failover; SD-card failover on the camera itself fills the gap for brief outages but not for total recorder loss.

Typical Deployment Scenarios

32-Camera Retail Plaza

Single-site deployment: 32 IP cameras across six storefronts, mix of outdoor and indoor. 32-channel NVR with 16TB RAID-5 for 30-day retention at 2 Mbps H.265. Mobile app for store managers, export workflow for loss-prevention.

500-Camera Campus VMS

University campus with 500 IP cameras across 40 buildings, mix of brand/form-factor. Milestone XProtect Expert on dual redundant servers, 300TB NetApp storage, integrated with access control events and mass-notification. 60-day retention, 7-year forensic archive on tape.

Multi-Site Retail Chain

200 retail locations, 12 cameras per site, centralized VMS. Milestone XProtect Corporate or Genetec Federation model: per-site edge NVR with central management at HQ. Cloud archive for 90-day compliance retention. Analytics for people-counting, dwell-time, and shrinkage investigation.

Critical Infrastructure

Utility substation with 48 cameras including thermal, PTZ, and panoramic. Dual-redundant VMS servers with real-time replication, FIPS 140-2 encryption, CJIS-compliant audit logging. NDAA-compliant cameras and NVRs only — Axis, Hanwha, i-PRO. Integration with SCADA and perimeter intrusion.

Frequently Asked Questions

How do I size an NVR for my cameras?

Start with aggregate bitrate, not channel count. Estimate per-camera bitrate (2 Mbps for 2MP H.265, 4-6 Mbps for 4K H.265 on busy scenes) and sum across all cameras. Ensure the NVR's total-bitrate rating exceeds your sum by at least 20%. Then size storage: total bitrate × seconds × retention days ÷ 8 = bytes. Our retention math guide walks through the complete formula.

Are Hikvision NVRs NDAA compliant?

No. Hikvision and Dahua NVRs fall under the same NDAA Section 889 restrictions as their cameras — excluded from U.S. federal, state government, and critical-infrastructure procurement. NDAA-compliant NVR options include Axis Camera Station, Hanwha Wisenet, i-PRO, Digital Watchdog, and Bosch DIVAR.

Do I need surveillance-grade hard drives?

Yes — standard desktop or NAS drives will fail prematurely under 24/7 write workload. Seagate SkyHawk and Western Digital Purple are purpose-engineered for surveillance workloads (180 TB/yr rating, multi-drive vibration tolerance, optimized firmware for streaming writes). The cost difference vs. desktop drives is marginal; the failure rate difference is catastrophic.

What's the difference between an NVR and a VMS?

An NVR is a turnkey appliance — tested hardware + software combo, typically 8-64 channels, easy to deploy. A VMS (Video Management System) is server-based software that runs on standard x86 hardware and scales to thousands of channels, mixes any ONVIF cameras, and integrates with enterprise systems. Rule of thumb: NVR for single-site <64 channels; VMS for multi-site, >64 channels, or enterprise integration. See our VMS platform guide.

Can I mix camera brands on one NVR?

It depends. Appliance NVRs (Axis Camera Station, Hanwha Wisenet) typically support their own brand plus ONVIF cameras with limited analytics interop. Server-based VMS platforms (Milestone, Genetec, Exacq) routinely mix Axis, Hanwha, i-PRO, Hikvision, Bosch on one server — as long as all are ONVIF Profile S + G certified. Vendor-specific AI/analytics metadata may require the matching VMS.

What RAID level should I use for surveillance storage?

RAID 5 for 4-8 drive arrays (single-drive tolerance, ~80% storage efficiency). RAID 6 for 8+ drive arrays where rebuild time is long and second-drive failure during rebuild is a realistic risk. RAID 10 for analytics-heavy VMS servers that mix high write + read workloads. Never RAID 0 for production. Size all arrays for rebuild-time performance — 4x normal bitrate is typical during a rebuild.

Video & Storage

Plan Your Deployment

Sub categories

Showing Results for Video & Storage

Hikvision DS-7616NI-Q2/16P-2TB 16-Channel NVR with 2TB Storage

Hikvision DS-7616NI-Q2/16P-4TB 16-Channel 4K NVR 4TB

Hikvision DS-7732NI-M4/24P 32-Channel 8K NVR with Integrated PoE

Hikvision HK-HDD12T 12TB Surveillance Hard Drive

Hikvision HK-HDD4T 4TB Surveillance Hard Drive

i-PRO WV-CU980 Ethernet 3D Joystick Controller

Panasonic WV-ASM300W Video Management Software

Vivotek RX9502 32-Channel Embedded Video Server

Acti CMS-100 800-Channel 1-Bay Mini Standalone CMS

Acti PHDD-1200 1TB 2.5" Hard Disk Drive

Acti PHDD-2200 1TB 3.5" Hard Disk Drive

Acti PHDD-2301 Hgst Ultrastar 7k6000 2TB Hard Disk

Acti PHDD-2501 4TB 3.5" Hard Disk Drive

Acti PHDD-2702 WD 6TB 3.5" Hard Disk Drive

Acti PHDD-2900 WD 8TB 3.5" Hard Disk Drive

Acti PHDD-2A00 WD WD101KRYZ 10TB 3.5 Hard Disk Drive

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