Chapter 9: Calculator

Five real-time interactive calculators for PoE budget, bandwidth, cable length, storage capacity, and UPS sizing. All results update instantly as you adjust inputs.


⚡ PoE Budget Calculator

Calculate the total PoE power demand for your camera deployment and verify against switch capacity. Supports mixed camera types with different PoE classes.

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4
2
PoE Budget Analysis
—
W
Total PoE Demand
—
W
Required (with margin)
—
W
Headroom
—
%
Utilization
⚠ PoE budget exceeded! Upgrade to a higher-capacity switch or reduce camera count.

📡 Network Bandwidth Calculator

Estimate total network bandwidth required for your surveillance system, including video streams, motion overhead, and management traffic. Results help size uplinks and backbone capacity.

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Bandwidth Requirements
—
Mbps
Base Bitrate
—
Mbps
Total (with overhead)
Gbps
Recommended Uplink
—
GB/day
Daily Data Volume

📏 Cable Length & Quantity Calculator

Calculate the total cable required for your project, including horizontal runs, patch cords, and backbone fiber. Accounts for slack, routing overhead, and waste factor.

Cable Quantity Summary
—
m
Cat6A Cable
—
boxes
305m Boxes Needed
—
m
Fiber Cable
—
pcs
Patch Cords

💾 Storage Capacity Calculator

Calculate the total storage required for your NVR/VMS system based on camera count, resolution, frame rate, and retention period. Results include RAID overhead and spare capacity.

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30
Storage Requirements
—
TB
Raw Data
—
TB
After RAID
—
TB
Total Required
—
GB/day
Daily Write Rate

🔋 UPS Sizing Calculator

Calculate the required UPS capacity and battery runtime for your surveillance equipment room or zone cabinet. Accounts for power factor, inrush current, and runtime requirements.

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UPS Sizing Results
—
W
Total Load
—
VA
Min UPS Capacity
VA
Recommended UPS
—
Ah
Battery Capacity (12V)
PoE Switch
—W
NVR / Server
—W
Other Equipment
—W
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