Free Online CCTV & Security Tools - Calculators for Surveillance Systems
Free online CCTV and security system calculators. RAID storage, recording storage, bandwidth, PoE power budget, UPS runtime, and camera field of view calculators for surveillance professionals.
Plan and design surveillance systems with our suite of CCTV calculators. From storage and bandwidth planning to power budgets and camera placement, these tools help security professionals make informed decisions.
What You Can Calculate
- RAID Storage — usable capacity for NVRs with RAID 0/1/5/6/10
- CCTV Storage — recording days and HDD size based on cameras, resolution, and retention
- Network Bandwidth — total bandwidth required for IP camera systems
- PoE Power Budget — power draw and switch capacity for PoE devices
- UPS Runtime — battery backup time for security equipment
- Camera FOV — field of view and coverage area for lens selection
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📡 All CCTV & Security
Bandwidth Calculator
Free online bandwidth calculator for IP camera systems. Calculate total network bandwidth required for N cameras based on resolution, FPS, and compression. Plan your network infrastructure.
Camera FOV Calculator
Free online camera FOV calculator. Calculate horizontal and vertical field of view for security cameras based on sensor size and focal length. Plan camera placement and coverage.
CCTV Storage Calculator
Free online CCTV storage calculator. Calculate how many days of recording you need, total storage required, and recommended HDD size based on cameras, resolution, fps, and retention.
PoE Calculator
Free online PoE power budget calculator. Calculate total power draw for PoE devices, check switch capacity, and determine PoE class requirements for IP cameras and network devices.
RAID Storage Calculator
Free online RAID storage calculator. Calculate usable capacity for RAID 0, 1, 5, 6, and 10 configurations. Enter drive count and size to see total, usable, and fault tolerance.
UPS Runtime Calculator
Free online UPS runtime calculator for security systems. Estimate battery backup time for NVR, cameras, and network equipment. Calculate total load and recommended UPS capacity.
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