Areca 4-Bay eSATA Port Multiplier

Areca 4-Bay eSATA Port Multiplier

Areca 4-Bay eSATA Port Multiplier

B&H # ARARC4020 MFR # ARC-4020
No Longer Available

Product Highlights

  • 4 x SATA II 3 Gbps Drive Interface
  • Compact 4-Disk Tower Form Factor
  • 400 MHz Storage I/O Processor
  • PCIe x1 Bus
  • BIOS PnP & BBS Support
  • Multiple RAID Selection
  • Online Array Roaming
  • S.M.A.R.T Disk Drive Monitoring
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Areca ARC-4020 overview

  • 1Description

The 4-Bay eSATA Port Multiplier from Areca is designed to provide a high-performance link between a single SATA II host port and 4 SATA device ports. It allows a single host connection to access 4 disk drives. The port multiplier also provides an easy way to add terabytes of storage capacity to a host system with an external SATA II port and supports both 3 Gbps and 1.5 Gbps devices automatically.

Adapter Architecture

400 MHz storage I/O processor
PCIe x1 bus
Write-through or write-back cache support
Supports up to 8 SATA II drives
Multi-adapter support for large storage requirements
BIOS boot support for greater fault tolerance
BIOS PnP (plug and play) and BBS (BIOS Boot Specification) support
NVRAM for RAID event and transaction log
Redundant flash image for adapter availability
RoHS compliant

RAID Features

RAID level 0, 1, 3, 5, 6, 10, Single Disk and JBOD
Multiple RAID selection
Online array roaming
Online RAID level/stripe size migration
Online capacity expansion and RAID level migration simultaneously
Instant availability and background initialization
Automatic drive insertion/removal detection and rebuilding
Greater than 2TB per volume set (64-bit LBA support)
S.M.A.R.T disk drive monitoring for reliability


System status indication through HDD activity/fault connector and alarm buzzer
SMTP support for e-mail notification
SNMP support for remote manager
Inband enclosure management ready

RAID Management

Field-upgradeable firmware in flash ROM In-Band Manager
Web browser-based McRAID storage manager via Http Proxy Server
Hot key "boot-up" McBIOS RAID manager via BIOS
Supports Command Line Interface (CLI)
Supports controller's API library for customer to write own AP
Single Admin Portal (SAP) monitor utility
HDD Stress Test (HST) utility for production Out-of-Band Manager
Firmware-embedded browser-based RAID manager, SMTP manager, SNMP agent and Telnet function via Ethernet port
In the Box
Areca 4-Bay eSATA Port Multiplier
  • Limited 3-Year Warranty
  • Table of Contents
    • 1Description

    Areca ARC-4020 specs

    Number of Bays 4 x 3.5"
    Connections 1 x eSATA (SATA II)
    Compatible Drive Interface SATA II
    Form Factor Desktop
    Operating System Support Linux, Solaris, Windows, macOS/OS X
    Power Source Internal Power Supply
    PSU Wattage 1 x 180 W
    AC Input Power 90 to 256 VAC, 50 / 60 Hz
    Dimensions (W x H x D) 4.8 x 6.5 x 9.1" / 123.0 x 165.6 x 232.0 mm
    Weight 9.0 lb / 4.1 kg

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