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Vess A3120

Best Surveillance Storage for SMB/Client Viewer

Surveillance Planner

Optimized for Video Surveillance

PROMISE proprietary SMARTBOOST™ Technology provides the most stable and high performance storage solution for your system. Promise SMARTBOOST™ Technology significantly improves performance that is otherwise limited by storage equipment bottlenecks. SMARTBOOST™ Technology provides the best stability and performance with the best C/P ratio.


More Flexible Deployment with Linux OS Supported

Linux users now have more options for their surveillance system deployment. Promise Vess A Series supports Linux distributions on select Vess A models for surveillance networks running Linux-based VMS in the back-end system(*).

*The supported Linux distributions is listed on the datasheet and please contact your channel partners if you need others.

Storage Appliances + Client Viewer provides Wider Applications

PROMISE Vess A3120 is a Storage Appliance for SMB/small installation video surveillance. It includes a Client Viewer for applications that require 24/7 monitoring. It is certified for several VMS for a complete surveillance system solution, using varied software features across multiple VMS.


Built-In GPU for better IVA Performance

Vess A3120 speeds up the graphic card performance and other processing using a built-in GPU, Intel Media SDK and thoroughly tested Graphic card implementation. Intelligent Video Analytics (IVA) has placed increased performance demands on surveillance systems; Vess A3120 handles basic recording AND better performing IVA tasks simultaneously.


4K Resolution Streaming Supported

4K camera support is an essential feature for areas that require high resolution camera monitoring. The Vess A3120 features 4K camera streaming for local display to provide high definition imaging of crucial areas.

Reduce the complexity of Maintenance by OPAS

One Plug Auto Service (OPAS) is a unique feature of Promise Vess App solutions that provides user convenience, reduces complexity for maintenance, and stream- lines technical support. OPAS enables users to collect all the necessary logs and data used by the Promise support team to analyze the status of Vess A-Series Storage appliances.


  • Features

    • Optimized for Surveillance

    Storage appliance optimized for IP video surveillance.

    • Small Installation & SMB

    Ideal for less than 64ch full-HD IP cameras, perfect for banking, retail, prison, hotel, and more.

    • Easy to Administer & Maintain

    Hot swappable drive bays, and One Plug Auto Service (OPAS) ensure Vess is easy to administer and maintain.

  • Specifications


    Camera Range
    Form Factor
    1U, 19" Rackmount
    Number Of Drives
    4 Drives (3.5")
    Drive Type
    6Gbs SATA @ 3.5”
    System Processor
    Intel® Core™ i3-7101E
    System Memory
    4GBx2 Default (Max 32GB)
    2x Gigabit Ethernet
    Internal Storage (M.2)
    Storage Expansion
    Optional Vess SAS and iSCSI Storage
    Max. # of HDDs Supported
    Up to 112 drives through iSCSI/SAS JBOD expansion
    USB Ports
    5x USB 3.0, 2x USB 2.0
    PCI Express Ports
    1x8-lane Gen3
    1x VGA, 1x HDMI, 1x Display Port
    Serial Interfaces
    1x Serial Port
    Audio & Microphone
    3x 3.5mm Audio Jack and SPDIF
    RAID Levels
    0, 1, 1E, 3, 5, 6, 10, Any combination can exist at the same time
    Hot spares
    Multiple global or dedicated hot-spare drives with revertible option
    Max LUNs per system/array
    Supported OS (64-bit)
    Windows 10, UBUNTU 18.04
    Management Tools/Interface
    Graphical UI/SNMP via Ethernet, CLI/CLU via Ethernet or Graphics, OPAS Service via USB, SDK or API for Integration
    Appliance Mode
    Surveillance Optimization @ Arrays in Normal and Degrade
    Event Notification
    Email, SNMP, Buzzer, LEDs
    AC Input
    100 ~ 240 VAC, 47 ~ 63Hz
    Current (Maximum)
    Power Supply
    350W Single ATX
    5° ~ 40°C (-40° ~ 60°C non-operational)
    44.2 x 446.4 x 398 mm
    System W/O HDD: 6.48 kg
    System W/ HDD: 9.16 kg
    Safety and EMI Certification
    BSMI, CE, CB, FCC, VCCI, RCM,(EMI Class A)
    3 year limited warranty
    Optional Accessories
    Sliding Rail, 4/8/16 GB DDR Memory
    ¹ The ideal camera ranges were output of fully populated enclosure by pure recording and 8GB memory under 30FPS, H.264, 5Mbps Bitrate and 1080P resolution *The final spec may vary without further notice, please check with Promise website for the latest information
  • Resources


    Post-2021 ISC West: PROMISE Technology Forecast Rising Demand for Large Storage, Greentech and Data Compliance

    July 22, 2021

    PROMISE Technology , a leading enterprise storage solutions provider, is forecasting massive growth for large data storage, green technology and data compliance following surveillance trends unveiled at the International Security Conference (ISC West) 2021, held in Las Vegas recently.

    PROMISE Technology Joins the Open Security & Safety Alliance (OSSA®)

    February 02, 2021

    PROMISE Technology (or ‘PROMISE’), a leading storage solution provider, is pleased to announce its position at the Adopter level within the Open Security & Safety Alliance. The Open Security & Safety Alliance (OSSA® or 'the Alliance') is a non-profit, non-stock corporation that brings together like-minded organizations to create a framework providing standards and specifications for a common standardized platform for security and safety solutions. PROMISE Technology is excited to join OSSA to help advance Alliance goals to develop and promote global standardized solutions for innovation in security and safety.

    Drivers / Utilities / Firmware


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