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Nakshatra Digital - CCTV Storage Calculator
Cameras & Video Settings
Recording Schedule & Retention
Hours
%
Example: 35% means cameras record ~8.4 hours a day due to motion.
%
Recommended headroom for real-world variation.
HDD Retention Estimator
Select a hard drive size to see how many days it will record based on the settings above.
Est. Recording:
-- Days
Recommended CCTV HDD
-- TB
Actual Requirement: -- TB
Total Data Generated
-- TB
for 15 Days
Total Daily Storage
-- GB
For all cameras
Average Storage/Cam
-- GB
Per day
Average Bitrate
-- Mbps
Per camera
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Storage estimates use decimal calculation (1TB = 1000GB) standard for HDD manufacturers. Actual recording consumption varies depending on camera settings, scene complexity, motion, and NVR configuration. Always allow additional capacity.