Storage & Memory Cards

Storage and memory cards support edge recording and local backup in IP camera and security device deployments. Selecting the proper capacity and endurance rating ensures reliable recording performance in commercial environments.

Plan Your Deployment

Required storage capacity based on retention targets
High-endurance ratings for continuous recording
Compatibility with specific camera models
Edge recording vs centralized NVR strategy
Environmental durability requirements

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i-PRO

SKU: WV-SDB032G

i-PRO WV-SDB032G 32GB microSDHC Memory Card for Surveillance

32GB microSDHC for i-PRO cameras; Class 10/U1/V10 surveillance storage
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i-PRO

SKU: WV-SDB064G

i-PRO WV-SDB064G 64GB microSDXC Memory Card

64GB microSDXC for i-PRO cameras—local edge recording without network dependency
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$207.10 $142.99 Save $64.11

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i-PRO

SKU: WV-SDB128G

i-PRO WV-SDB128G 128GB microSDXC Memory Card

128GB microSDXC for i-PRO cameras with V30 write speed and -25°C to +85°C range
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$357.26 $246.99 Save $110.27

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i-PRO

SKU: WV-SDB256G

i-PRO WV-SDB256G 256GB microSDXC Memory Card

256GB microSDXC for i-PRO surveillance cameras with 24/7 recording
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$661.00 $456.99 Save $204.01

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What to Look For When Buying

The decisions that matter most before you spec.

Endurance Rating Determines Recording Lifespan

Not all memory cards survive continuous surveillance write cycles. Look for endurance ratings (typically 10–100K hours) explicitly tested for video recording, not just general-purpose cards. Undersized or non-rated media can fail mid-deployment; see why surveillance systems fail during incidents for the cost of lost footage.

Capacity vs. Bitrate vs. Retention Math

Card capacity must match your camera's bitrate and target retention window. A 1080p 30fps stream typically consumes 500 MB–2 GB per hour depending on codec and motion detection. Use retention math for bitrate and storage to size cards correctly and avoid overflow or premature filling.

Edge Recording Offloads NVR Storage & Network Load

Placing storage directly in cameras or edge devices reduces backhaul bandwidth and NVR disk I/O. This is critical in multi-camera, multi-location deployments where storage throughput becomes a bottleneck. Confirm your camera platform supports reliable edge recording before committing to card-based strategies.

Brand & Temperature Operating Range Matter

Industrial surveillance cards from Axis, i-PRO, and ACTi are rated for extended temperature ranges (0–60°C typical) and vibration resistance. Consumer cards fail in outdoor housings, rooftop installations, and industrial environments; always verify operating specs against site conditions.

Hot-Swap vs. Powered Removal Protocols

Some cameras require graceful shutdown or firmware-level safe ejection before physically removing cards; sudden removal can corrupt the file system or active recording. Consult device documentation and plan maintenance windows or redundant storage to minimize downtime.

Backward Compatibility & Firmware Updates

Older camera models may not recognize larger capacity cards or newer card standards. Always test new media in your specific device before bulk deployment, and confirm that firmware supports the card revision. This avoids widespread deployment failure across multiple sites.

Technology Stack

The specs and acronyms that actually affect storage & memory cards performance.

Video Speed Class (V-Class)

V-Class ratings (V10, V30, V60, V90) guarantee minimum sustained write speed in MB/s, essential for uninterrupted video recording. V30 and above are recommended for 4K and multi-bitstream recording; lower ratings risk dropped frames and gaps in footage.

Application Performance Class (A-Class)

A1 and A2 ratings indicate minimum random I/O performance (IOPS), affecting camera startup time and metadata writing during event triggers. A2 cards are preferable for surveillance devices that frequently access file directories while recording.

Endurance Rating (TBW or Hours)

Total Bytes Written (TBW) or rated operating hours specify how much data a card can reliably write before failure risk increases. Surveillance-class cards often state 10K–100K hours; consumer cards rarely exceed 1K hours and are unsuitable for 24/7 recording.

UHS Bus Speed (UHS-I, UHS-II, UHS-III)

UHS (Ultra High Speed) generations define maximum theoretical bandwidth. UHS-I reaches 104 MB/s; UHS-II reaches 312 MB/s. Most surveillance devices use UHS-I; verify device support before purchasing UHS-II or UHS-III cards to avoid underpowered performance.

MTBF (Mean Time Between Failures)

Measured in hours, MTBF indicates expected lifespan under continuous operation. Surveillance-rated cards typically cite 500K–1M MTBF; comparison with consumer cards (<100K) demonstrates the reliability gap in mission-critical deployments.

Temperature & Shock Tolerance

Operating ranges (0–60°C) and vibration/shock ratings (typically 500–1500 Gs) distinguish industrial cards from consumer stock. Outdoor and industrial sites demand these specs; verify against your deployment's environmental profile, especially for rooftop and vehicle-mounted cameras.

Typical Deployment Scenarios

Multi-Camera Retail Location (8 cameras, 30 fps, 1080p)

Deploy 64 GB V30 microSD cards in each compact IP camera for 24-hour local backup, offloading continuous bitstream to a central NVR for long-term retention. This setup reduces network congestion and protects against brief connectivity loss. Replace cards monthly or when approaching capacity.

K-12 School with Outdoor Perimeter (24 cameras, mixed resolution)

Combine high-endurance SD cards in outdoor turret and bullet cameras with school surveillance system design best practices. Use industrial-grade CompactFlash in older fixed domes for extended retention; sync edge recordings to central NVR weekly via scheduled batch export.

Remote Industrial Site (12 cameras, limited bandwidth)

Install 128 GB V60 cards in each IP camera to maintain 7–14 days of local footage independent of intermittent uplink. Pair with network infrastructure for periodic sync to cloud or offline archival, ensuring no investigative gap during connectivity outages.

Redundant Edge Recording Setup (4 cameras, 24/7 critical zones)

Deploy dual cards (primary + backup) in cameras with hot-swap slots, enabling maintenance without recording interruption. Use identical endurance-rated cards from the same batch; rotate backups to offline archival monthly to detect wear and prevent simultaneous failure.

Frequently Asked Questions

Can I use consumer memory cards in surveillance cameras?

Consumer cards lack endurance ratings and thermal stability for 24/7 recording. They typically fail within weeks in continuous-write environments, causing unplanned downtime and lost footage. Always specify surveillance-class cards with documented V-Class and TBW ratings matching your deployment profile.

How do I calculate the right card capacity for my camera?

Multiply your camera's bitrate (Mbps) by the desired retention hours and divide by 8 to get megabytes. For example: a 4 Mbps 1080p stream × 24 hours ÷ 8 = 12 GB per day. Add overhead for metadata and file system (10–15%), then round up. Use retention math guidance to avoid undersizing.

Should I choose SD or microSD cards for edge recording?

SD cards fit larger devices (traditional NVRs, tower cameras) and offer higher capacities; microSD cards fit compact IP cameras, PTZ units, and mobile devices. Performance (V-Class, endurance) matters more than size—verify your device's physical and electrical card slot specifications before purchasing.

What's the difference between V30 and V60 speed classes?

V30 guarantees 30 MB/s sustained writes; V60 guarantees 60 MB/s. V30 suffices for single-stream 1080p and 2 MP recording; V60 is required for 4K, high-bitrate codecs, or multi-stream simultaneous capture. Check your camera's maximum write demand in the datasheet to avoid bottlenecked performance.

Can I hot-swap memory cards without shutting down the camera?

Most modern cameras support safe ejection through firmware menu or API, but some require graceful shutdown or recording pause. Always consult your device's manual; unsafe removal risks file system corruption and loss of active footage. Plan maintenance windows or use redundant dual-card slots to avoid downtime.

How often should I replace surveillance-rated memory cards?

Replace cards when they approach 80% of rated endurance hours or show SMART warnings (if supported). For 24/7 continuous recording, plan replacement every 1–2 years depending on actual bitrate and TBW rating. Implement quarterly backups of edge recordings to offline archival and rotate spares into service proactively.

Storage & Memory Cards

Plan Your Deployment

Showing Results for Storage & Memory Cards

i-PRO WV-SDB032G 32GB microSDHC Memory Card for Surveillance

i-PRO WV-SDB064G 64GB microSDXC Memory Card

i-PRO WV-SDB128G 128GB microSDXC Memory Card

i-PRO WV-SDB256G 256GB microSDXC Memory Card

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