NVRs, VMS, and Video Storage | Commercial Surveillance Recording

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Hanwha

SKU: HRX-1634-10TB

Hanwha HRX-1634-10TB 16CH Pentabrid DVR

16-channel pentabrid DVR mixing analog and IP cameras on one recorder
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$2,350.00 $1,390.99 Save $959.01

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Hanwha

SKU: HRX-1634-6TB

Hanwha HRX-1634-6TB 16CH Pentabrid DVR 6TB

16-channel pentabrid DVR with 6TB storage and 8MP analog support
Special Order · Usually Ships in 2-3 Weeks

$1,730.00 $1,056.99 Save $673.01

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Hanwha

SKU: HRX-1635

Hanwha HRX-1635 16CH Pentabrid DVR Recorder

16CH pentabrid DVR with 8MP analog + 18 IP cameras, 48TB storage
- Record 8MP analog at 15fps or 4MP at 30fps; H.265 compression cuts bandwidth to 128Mbps max
- 8 SATA slots hold up to 6TB each drive; dual HDMI/VGA outputs for 4K or multi-monitor setup
- Motion detection, video loss, tampering triggers; email/FTP alerts and PTZ preset execution on events
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$1,367.00 $950.99 Save $416.01

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Hanwha

SKU: HRX-1635-12TB

Hanwha HRX-1635-12TB 16CH Pentabrid DVR 12TB

16-channel pentabrid DVR with 12TB storage for hybrid analog/IP setups
In stock · Usually Ships Same Business Day

$3,017.00 $1,951.99 Save $1,065.01

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Hanwha

SKU: HRX-1635-16TB

Hanwha HRX-1635-16TB 16CH Pentabrid DVR

16-channel pentabrid DVR with 16TB storage for mixed analog/IP setups
Special Order · Usually Ships in 2-3 Weeks

$3,567.00 $2,284.99 Save $1,282.01

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Hanwha

SKU: HRX-1635-20TB

Hanwha HRX-1635-20TB 16CH Pentabrid DVR 20TB

16CH pentabrid DVR, 8MP analog + IP, 20TB storage included
Special Order · Usually Ships in 2-3 Weeks

$4,117.00 $2,618.99 Save $1,498.01

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Hanwha

SKU: HRX-1635-24TB

Hanwha HRX-1635-24TB 16CH Pentabrid DVR 24TB

16-channel pentabrid DVR with 24TB storage, supports analog + IP cameras
Special Order · Usually Ships in 2-3 Weeks

$4,667.00 $2,952.99 Save $1,714.01

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Hanwha

SKU: HRX-1635-30TB

Hanwha HRX-1635-30TB 16CH Pentabrid DVR

16CH pentabrid DVR with 30TB storage for mixed analog & IP cameras
Special Order · Usually Ships in 2-3 Weeks

$5,492.00 $3,452.99 Save $2,039.01

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Hanwha

SKU: HRX-1635-36TB

Hanwha HRX-1635-36TB 16CH Pentabrid DVR 36TB

16-channel pentabrid DVR with 36TB storage for hybrid analog/IP setups
Special Order · Usually Ships in 2-3 Weeks

$6,317.00 $3,953.99 Save $2,363.01

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Hanwha

SKU: HRX-1635-48TB

Hanwha HRX-1635-48TB 16CH Pentabrid DVR 48TB

16CH pentabrid DVR with 48TB storage for hybrid analog + IP setups
Special Order · Usually Ships in 2-3 Weeks

$7,967.00 $4,954.99 Save $3,012.01

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Hanwha

SKU: HRX-1635-4TB

Hanwha HRX-1635-4TB 16CH Pentabrid DVR 4TB

16-channel pentabrid DVR with 4TB storage, supports analog + IP
In stock · Usually Ships Same Business Day

$1,987.00 $1,283.99 Save $703.01

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Hanwha

SKU: HRX-1635-8TB

Hanwha HRX-1635-8TB 16CH Pentabrid DVR

16-channel pentabrid DVR with 8TB storage for analog and IP cameras
Special Order · Usually Ships in 2-3 Weeks

$2,607.00 $1,617.99 Save $989.01

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Hanwha

SKU: HRX-434

Hanwha HRX-434 4-Channel Pentabrid DVR Recorder

4-channel pentabrid DVR with 8MP analog + 6 IP cameras, H.265 compression
- Records 4 analog formats (AHD/HDTVI/HDCVI/CVBS) on same connectors; auto-detects signal type
- 8MP @ up to 30fps per channel with H.265 codec reduces storage 40–50% vs H.264
- Dual HDMI + VGA simultaneous output; 6-channel playback bandwidth 32 Mbps; 6TB SATA max
In stock · Usually Ships Same Business Day

$334.00 $232.99 Save $101.01

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Hanwha

SKU: HRX-435

Hanwha HRX-435 4-Channel Pentabrid DVR Recorder

4-channel pentabrid DVR with 8MP analog + 6 IP, dual 12TB HDD
- Mix AHD/HDTVI/HDCVI/CVBS analog with up to 6 IP cameras on one recorder
- 8MP analog @ 8fps, H.265/H.264/MJPEG compression, dual SATA slots
- 4 alarm inputs, 2 relay outputs, HDMI + VGA simultaneous display
In stock · Usually Ships Same Business Day

$400.00 $278.99 Save $121.01

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Hanwha

SKU: HRX-435-12TB

Hanwha HRX-435-12TB 8MP Pentabrid DVR Recorder

4-channel pentabrid DVR with 8MP analog + IP expansion, 12TB storage
Special Order · Usually Ships in 2-3 Weeks

$2,260.00 $1,278.99 Save $981.01

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Hanwha

SKU: HRX-435-2TB

Hanwha HRX-435-2TB 8MP Pentabrid DVR Recorder

4-channel pentabrid DVR with 8MP analog + 6 IP cameras, 2TB expandable
In stock · Usually Ships Same Business Day

$710.00 $444.99 Save $265.01

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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

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Showing Results for Video & Storage

Hanwha HRX-1634-10TB 16CH Pentabrid DVR

Hanwha HRX-1634-6TB 16CH Pentabrid DVR 6TB

Hanwha HRX-1635 16CH Pentabrid DVR Recorder

Hanwha HRX-1635-12TB 16CH Pentabrid DVR 12TB

Hanwha HRX-1635-16TB 16CH Pentabrid DVR

Hanwha HRX-1635-20TB 16CH Pentabrid DVR 20TB

Hanwha HRX-1635-24TB 16CH Pentabrid DVR 24TB

Hanwha HRX-1635-30TB 16CH Pentabrid DVR

Hanwha HRX-1635-36TB 16CH Pentabrid DVR 36TB

Hanwha HRX-1635-48TB 16CH Pentabrid DVR 48TB

Hanwha HRX-1635-4TB 16CH Pentabrid DVR 4TB

Hanwha HRX-1635-8TB 16CH Pentabrid DVR

Hanwha HRX-434 4-Channel Pentabrid DVR Recorder

Hanwha HRX-435 4-Channel Pentabrid DVR Recorder

Hanwha HRX-435-12TB 8MP Pentabrid DVR Recorder

Hanwha HRX-435-2TB 8MP Pentabrid DVR Recorder

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