The Hikvision DS-AT1000S/175/25T is a high-capacity Hybrid SAN (Storage Area Network) solution, primarily designed for large-scale video surveillance environments. It provides highly efficient, reliable, and secure storage for surveillance data, making it ideal for applications that require constant video recording and quick data retrieval. The unit is equipped with 24 HDD slots, using 7 x 25 TB IoT SMR enterprise hard drives with helium-sealed technology, which ensures lower power usage, reduced heat output, and increased storage density. The iRAID system ensures data redundancy and protection, while the Direct Streaming Mode optimizes performance for video surveillance, enabling the system to handle large volumes of data with ease.

With features like continuous, manual, and alarm-based recording, the DS-AT1000S/175/25T provides flexibility based on the surveillance needs. Its multi-core 64-bit processor ensures smooth operation, and its redundant power supply guarantees uptime and reliability, making it an excellent choice for mission-critical applications in various industries such as security, retail, and transportation.

Key Features:

• Cost-efficient and high-capacity storage: Equipped with 7x 25 TB IoT SMR helium-sealed hard drives, it offers large storage capacity while being energy-efficient.
• Surveillance-optimized: Optimized for video surveillance with Direct Streaming Mode for fast, efficient video recording and retrieval.
• iRAID support: Provides data redundancy and protection against drive failures.
• Flexible recording modes: Supports continuous, manual, and alarm-triggered recordings, ensuring the system can adapt to various surveillance requirements.
• Redundant power supply: Guarantees system stability and reliability, reducing the risk of downtime.
• Energy and space-efficient design: Designed for reduced power consumption and optimized for space-saving deployments.

In-depth Specifications:

Hardware:

• Processor:
  • 64-bit multi-core processor for high-performance data management and smooth operation in high-demand environments.
• Cache:
  • 16 GB of cache memory to improve data access speeds and system responsiveness.
• HDD Interface:
  • SATA interface supporting 24 slots of hard drives, enabling large-scale data storage.
• HDD Capacity:
  • Comes with 7 x 25 TB IoT SMR enterprise HDDs (175 TB total), designed for high-density storage and energy efficiency. These helium-sealed drives reduce internal friction, resulting in lower power consumption and longer lifespan.

Storage Management:

• Recording Modes:
  • Continuous recording: Ideal for environments that require non-stop video capture.
  • Manual recording: Provides flexibility for operators to start/stop recording as needed.
  • Alarm recording: Automatically starts recording in response to system alarms or triggers.
• Recording Protection:
  • Video lock: Prevents accidental deletion or overwriting of important footage.
  • Video loss alarm: Alerts operators if a camera or video feed is lost, ensuring no critical footage is missed.

Network:

• Network Protocols:
  • Supports RTSP (Real-Time Streaming Protocol) and ONVIF for seamless integration with a wide range of IP cameras and surveillance systems.
• Data Interfaces:
  • 4 x 1000 Mbps Ethernet interfaces for high-speed data transmission, ensuring quick access to stored footage.
• Management Interface:
  • 1 x 1000 Mbps Ethernet interface dedicated to the management of the system for optimal performance.
• SAS Interface:
  • 1 SAS Interface for connecting to external storage or backup systems.

External Interfaces:

• USB 3.0 Ports:
  • 2 x USB 3.0 ports for fast data transfer or external device connections (e.g., USB storage for backups).

Storage:

• RAID Level:
  • iRAID (intelligent RAID) support, enabling data protection through redundancy, ensuring that data remains safe in the event of a hard drive failure.

Performance:

• Recording Performance:
  • Supports up to 180 channels of simultaneous recording, making it suitable for large surveillance systems with many cameras.

General:

• Chassis:
  • 4U rackmount chassis (19-inch), designed for data center or server room installations.
• Dimensions:
  • 484 mm × 684 mm × 174 mm (19.1 in × 26.9 in × 6.9 in), fitting standard server racks for easy integration into existing infrastructure.
• Weight:
  • ≤ 40 kg (88.2 lbs) without HDDs, ensuring a robust yet manageable form factor for installation.

Power:

• Power Supply:
  • Operates on 100 to 240 VAC/47 to 63 Hz, with a redundant power supply to prevent downtime due to power failure.
• Power Consumption:
  • ≤ 550 W, balancing performance and energy efficiency.

Environmental:

• Operating Temperature:
  • +5 °C to +40 °C (41 °F to 104 °F), ensuring reliable operation in controlled environments.
• Storage Temperature:
  • -20 °C to +70 °C (-4 °F to +158 °F), allowing for safe storage in a variety of conditions.
• Operating Humidity:
  • 20% to 80% RH, non-condensing, suitable for typical server room environments.
• Storage Humidity:
  • 5% to 90% RH, non-condensing, providing flexibility in storage conditions.

HDD:

• HDD Model:
  • Uses Hikvision HK7225AH, 25 TB surveillance-optimized SMR drives, providing high-capacity, energy-efficient storage.

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