Hikvision DS-A81016S Specsheet

Introduction

The DS-A81 series is an economical controller-structure
network storage. Video of 2M bitrate from up to 320
channels can be saved synchronously. 6G SAS high-speed
transmission channel offers large-scale storage space.

Features

Economical and Stable Hardware Platform

● Modular and no-cable design and SBB 2.0 structure.

● 64-bit multi-core processor.

● 4 GB high-speed cache.

● Two 1000M network interfaces.

● 6G SAS high-speed transmission channel.

● Redundant design for key modules.

HDD Detection and Repair/RAID Optimization

● Detection before operation.

● Detection in operation.

● Fault reparation.

● RAID 0, 1, 3, 5, 6, 10, 50, and VRAID.

● Global and local hot spare.

● Supports building RAID with surveillance-class HDD.

● Quick RAID building.

● Capability of cascading up to two storage enclosures

behind a single SAS port.

Advanced Data Protection

● Synchronous backup of key information in system disk

and HDD.

● RAID-based tamper-proof data technology.

● Auto data synchronization between devices.

Energy Efficient

● CPU load balance

● Auto fan tuning

● HDD sleeping

User-Friendly UI

● Quick configuration.

● Various alarm management.

● SADP protocol supported.

● SNMP supported.

Surveillance-Specialized Stream Media Direct Storage (CVR)

● Space pre-allocation strategy.

● Direct storage for video and picture streams.

● Supports direct IP camera/DVR/NVR streaming and

recording.

● Supports camera access through RTSP, ONVIF, and PSIA

protocol.

● Supports alarm/scheduled/manual recording.

● N+1 technology.

● Automatic network replenishment (ANR), timely

uploading, and video loss alarm.

● Lock key videos.

● VRAID data protection.

● Supports both CVR and IPSAN.

● Search, play, and download videos by video type or video

time.

DS-A81 Series CVR Network Storage

Model

DS-A81016S

DS-A81024D

Performance

Recording mode: video

(2 Mbps) + picture

320-ch recording + playback

IPSAN

180-ch recording + playback

Controller
Processor

One controller (64-bit multi-core processor)

Dual controller (64-bit multi-core processor)

Cache

4 GB (extendable to 8 GB)

Each controller :4 GB (extendable to 32 GB)

HDD

HDD slot

16

24

Interface/capacity

SATA/1TB, 2TB, 3TB, 4TB, 6TB

SAS, NL-SAS/1TB, 2TB, 3TB, 4TB, 6TB

Hot-swapping

Supported

RAID

RAID0, 1, 3, 5, 6, 10, 50, VRAID, JBOD,

Hot-spare

RAID0, 1, 3, 5, 6, 10, 50, JBOD, Hot-spare

Network

Protocol

iSCSI, RTSP, ONVIF, PSIA

Interfaces

Data network interface

2 (extendable to 6), 1000M Ethernet interface.

(10GbE is optional.)

Each controller:

4, 1000M Ethernet interface. (Extendable to 8 x

1GbE, 2 x 10GbE, or 2 x 8GbF)

Management network

interface

1, 100M Ethernet interface

1, 100M Ethernet interface

MiniSAS interface

Supported

COM

2: 1 for Hyper Terminal, 1 for mobile alarm or

UPS

Each controller: 2, 1 for Hyper Terminal, 1 for

UPS

USB 2 2 per controller

VGA 1 None

General

Power supply

Gold-metal redundant power supply

Consumption (with

HDDs)

● Working: ≤ 255 W (870 BTU with 16 HDDs)

● Rated: ≤ 550 W

● Working: ≤ 507 W (1729 BTU with 24 HDDs)

● Rated: ≤ 800 W

Environment

temperature

● Working: +5 °C to +40 °C (41 °F to 104 °F)

● Storing: -20 °C to +70 °C (-4 °F to +158 °F)

● Working: +5 °C to +40 °C (41 °F to 104 °F)

● Storing: -40 °C to +55 °C (-40 °F to 131 °F)

Environment humidity

● Working: 20% to 80%RH (non-condensing/frozen)

● Storing: 5% to 90%RH (non-condensing/frozen)

Chassis

3U (19-inch height)

4U (19-inch height)

Dimensions (W × H × D)

440 x 132 x 495 mm (17.3 x 5.2 x 19.5 in)

447 x 172 x 550 mm (17.6 x 6.8 x 21.7 in)

Weight (without HDDs)

≤ 20 Kg (44.1 lb)

≤ 33.5 Kg (73.9 lb)

Specification