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Hanwha

SKU: XRN-3220B4-112TB

Hanwha XRN-3220B4 32-Channel 8K NVR 112TB

32-channel 8K NVR with 112TB storage for large-scale surveillance
- 32MP per camera, 520 Mbps recording bandwidth, H.265 compression
- 112TB across 16 hot-swap SATA bays with RAID 5/6 redundancy
- Dual 4K HDMI outputs, two-way audio, supports 100 concurrent users
$24,070.00 $15,091.99 Save $8,978.01

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Hanwha

SKU: XRN-3220B4-32TB

Hanwha XRN-3220B4 32-Channel 8K NVR 32TB

32-channel 8K NVR with 32TB storage for enterprise surveillance
- 32MP resolution support with 520 Mbps recording bandwidth across all modes
- 32TB factory-installed storage expandable to 160TB with RAID 5/6 failover
- H.265, H.264, and MJPEG dual-stream recording on 12th-gen Intel processor
$11,670.00 $7,901.99 Save $3,768.01

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Hanwha

SKU: XRN-3220B4-104TB

Hanwha XRN-3220B4-104TB 32 CH NVR
- 32-channel NVR with 104TB pre-installed storage
- Supports 32MP capture with H.265 efficient compression
- Embedded Linux with onboard analytics and ONVIF support
$22,830.00 $14,872.99 Save $7,957.01

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Hanwha

SKU: XRN-3220B4-120TB

Hanwha XRN-3220B4-120TB 32 Channel NVR
- 32-channel NVR with 120TB pre-installed storage
- Supports 32MP capture with H.265 efficient compression
- Embedded Linux with onboard analytics and ONVIF support
$25,310.00 $16,487.99 Save $8,822.01

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Hanwha

SKU: XRN-3220B4-12TB

Hanwha XRN-3220B4-12TB 32-Channel 8K NVR

32-channel 8K NVR with 12TB storage, expandable to 160TB
- Record 32 channels simultaneously at up to 520 Mbps with H.265 compression
- Supports 32MP resolution with 16 hot-swap SATA bays for flexible storage scaling
- RAID 5/6 protection and two-way audio for multi-camera enterprise deployments
$8,570.00 $6,104.99 Save $2,465.01

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Hanwha

SKU: XRN-3220B4-150TB

Hanwha XRN-3220B4-150TB 32 Channel NVR
- 32-channel NVR with 150TB pre-installed storage
- Supports 32MP capture with H.265 efficient compression
- Embedded Linux with onboard analytics and ONVIF support
$29,960.00 $19,516.99 Save $10,443.01

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Hanwha

SKU: XRN-3220B4-160TB

Hanwha XRN-3220B4-160TB 32 CH NVR
- 32-channel NVR with 160TB pre-installed storage
- Supports 32MP capture with H.265 efficient compression
- Embedded Linux with onboard analytics and ONVIF support
$31,510.00 $16,878.99 Save $14,631.01

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Hanwha

SKU: XRN-3220B4-16TB

Hanwha XRN-3220B4-16TB 32-Channel 8K NVR

32-channel 8K NVR with 520 Mbps bandwidth and 16TB expandable storage
- Supports up to 32MP resolution across all 32 channels with H.265 compression
- 16TB pre-installed, expandable to 160TB with RAID 5/6 and N+1 failover backup
- Dual HDMI outputs (4K@30Hz + 1080p@60Hz) with two-way audio and PoE compatibility
$9,190.00 $5,621.99 Save $3,568.01

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Hanwha

SKU: XRN-3220B4-20TB

Hanwha XRN-3220B4-20TB 32 Channel NVR
- 32-channel NVR with 20TB onboard storage
- Supports 20MP stream capture with H.265 compression
- 3x RJ-45 Gigabit redundant networking ports
$9,810.00 $6,390.99 Save $3,419.01

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Hanwha

SKU: XRN-3220B4-24TB

Hanwha XRN-3220B4-24TB 32-Channel 8K NVR 24TB Storage

32-channel 32MP NVR with 24TB storage for enterprise surveillance
- Records 32 cameras at 32MP, 15 fps H.265; 40–60% smaller files vs H.264
- 24TB pre-installed, expandable to 160TB across 16 SATA bays
- 520 Mbps recording bandwidth maintained during RAID rebuild; 12th-gen Intel
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$10,430.00 $6,247.99 Save $4,182.01

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Hanwha

SKU: XRN-3220B4-40TB

Hanwha XRN-3220B4-40TB 32 Channel NVR
- 32-channel NVR with 40TB pre-installed storage
- Supports 32MP capture with H.265 efficient compression
- Embedded Linux with onboard analytics and ONVIF support
$12,910.00 $8,409.99 Save $4,500.01

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Hanwha

SKU: XRN-3220B4-48TB

Hanwha XRN-3220B4-48TB 32 CH NVR
- 32-channel NVR with 48TB pre-installed storage
- Supports 32MP capture with H.265 efficient compression
- Embedded Linux with onboard analytics and ONVIF support
$14,150.00 $9,217.99 Save $4,932.01

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Hanwha

SKU: XRN-3220B4-56TB

Hanwha XRN-3220B4-56TB 32 Channel NVR
- 32-channel NVR with 56TB pre-installed storage
- Supports 32MP capture with H.265 efficient compression
- 3x Gigabit Ethernet ports with ONVIF VMS compatibility
$15,390.00 $10,025.99 Save $5,364.01

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Hanwha

SKU: XRN-3220B4-64TB

Hanwha XRN-3220B4-64TB 32 Channel NVR
- 32-channel NVR with 64TB pre-installed storage
- H.265 compression with three Gigabit Ethernet ports
- Up to 32MP resolution support with onboard analytics
$16,630.00 $10,832.99 Save $5,797.01

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Hanwha

SKU: XRN-3220B4-80TB

Hanwha XRN-3220B4-80TB 32-Channel 8K NVR

32-channel 8K NVR with 80TB storage for enterprise surveillance
- 32MP resolution recording across all channels at up to 520 Mbps bandwidth
- 80TB pre-configured storage with hot-swap bays and RAID 5/6 redundancy
- Dual 4K HDMI outputs and H.265 compression for multi-stream playback
$19,110.00 $12,215.99 Save $6,894.01

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Hanwha

SKU: XRN-3220B4-88TB

Hanwha XRN-3220B4-88TB 32 Channel NVR
- 32-channel NVR with 88TB pre-installed storage
- Supports 32MP capture with H.265 efficient compression
- Embedded Linux with onboard analytics and ONVIF support
$20,350.00 $13,256.99 Save $7,093.01

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Video & Storage

Video and storage systems determine how footage is recorded, managed, retained, and reviewed. Select the right NVRs, recording servers, VMS software, and storage architecture to meet retention targets and performance requirements.

Plan Your Deployment

Camera count, bitrate, and retention target planning
NVR vs server-based recording architecture
Storage type (local drives vs SAN) and scalability
VMS features, licensing, and integration needs
Viewing requirements (workstations, monitors, controls)

Retention Planning Recording Platforms Get Recommendations

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.

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