Frequent question: How much hard drive space do I need for CCTV?

60 GB is likely the most common storage consumption in today’s video surveillance systems. Unlike 6GB, it’s large enough to record quality video for some period of time but it is not too expensive. For instance, 16 cameras consuming 60GB storage each is 1 TB – which is the sweet spot of today’s hard drives.

How do I calculate hard drive capacity for CCTV?

Storage Space (GB) = Bitrate (Kbps) * 1000/8 * 3600 * 24 * Cameras * Days/1000 000 000

  1. *1000/8 = to convert kbps to Bytes.
  2. *3600 = to convert from seconds to hour.
  3. *24 = to convert from hour to day.
  4. Cameras = total number of cameras.
  5. Days = total number of days you want to record.

Is 500GB hard drive enough for CCTV?

Just like a computer, most CCTV DVRs are fitted with Hard Disk Drives (HDDs) to which they record your security footage. Our recorders all ship with at least a 500GB HDD, but for many scenarios this will simply not be enough, and it pays to expand this storage using our simple upgrade menus.

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How big of a hard drive do I need for 4 cameras?

Hard Drives – What Size?

Number of Cameras HDD Size Storage Time
4 1TB 12 days
4 2TB 24 days
4 3TB 36 days
4 4TB 48 days

How many hours of CCTV can 1TB hold?

DVR+ (CM7500) with a 1TB external hard drive will record up to 180 hours of High Definition programming.

How many days can a CCTV record?

Generally, 31 days is the time that most CCTV users keep their recorded footage and it is also recommended by the police. However, this duration may be adjusted according to the severity of the incident.

How many hours of video is 500GB?

The base model with a 500 GB hard drive can hold about 75 hours of HD content and several times that much of SD material.

Does CCTV footage get deleted automatically?

Does CCTV Footage Get Deleted Automatically? Yes. The footage of a CCTV camera is stored on a local hard drive, cloud server, or an offsite server. In most cases, by default, old data is overwritten with new data after a month.

Do you need a special hard drive for CCTV?

Video surveillance footage is usually stored on traditional hard disk drives that have been designed and built for use with surveillance systems. CCTV drives need to be able to withstand constant use – 24 hours a day, 7 days a week – without failing.

Is 2TB enough for security cameras?

60 GB is likely the most common storage consumption in today’s video surveillance systems. … At this level, cameras can be stored using internal storage on DVRs/NVRs/servers without any significant problem (1TB to 2TB for 16 cameras is sufficient).

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How many gigs is 24 hours of video?

Some quick math and 24 hours of 4K 60FPS takes 34,560GB.

How many hours of video can 4TB hold?

It depends on the size of the movie. A Typical commercial DVD is roughly 8 Gigs, so 4TB would hold about 500 DVDs (4000/8). Single layer Blue-Ray disks (high def) will be around 25GB and dual layer disks 50GB, so figure 160 and 80 respectively.

How many hours is 1080p 1TB?

You could store about 15 hours of 4K Ultra HD video on a 1TB, or more than 35 hours of 1080p content. At a typical running length of around 2 hours per film, that’s more than 15 movies at HD quality on a 1TB drive.

How many hours of 4K video can 1TB hold?

How long will 1TB data last? AT estimates that with 1 terabyte of data, you can watch around 400 hours of HD video streaming.

Information storage methods