New Arrival

Promise Technology Pegasus M4 4-Bay Thunderbolt 3/4 RAID Array 16TB SSD

SKU: PRM4XTB3T16U MFR: PGM4XXXTB3T16U
Earn VIP Reward Points

Key Features

  • Harness the power of this 4-Bay RAID Array for lightning-fast data transfer rates.
  • Safeguard your critical data with RAID 0, 1, 5, 6, 10, and JBOD configurations.
  • Enjoy peace of mind with hot spare and hot swap capabilities for data redundancy.
  • Experience seamless performance with the integrated SAS ROC (Raid-On-Chip) processor.
  • Utilize dual Thunderbolt ports for daisy chaining, expanding your storage solutions.
  • Benefit from versatile compatibility with macOS, Windows, and Linux operating systems.
See More Product Details
Temporarily On Backorder?Expected Availability: 02/2026Request assistance or get notified
Free Shipping

See Options

1

Need help? Ask our experts.

Overview
Compare
Specs
Protection
Q&A

Questions & Answers

FAQ

What is the PromiseRAID engine used in the Pegasus M4?

The PromiseRAID engine is a robust technology renowned for its stability and high performance. It's designed to efficiently manage and protect your data.

What makes the Pegasus M4 ideal for on-the-go media professionals?

The Pegasus M4 is housed in a compact, four-bay SSD enclosure, making it portable and convenient. It also offers high-speed performance and robust data protection, essential for media professionals who need reliable, efficient storage on the move.

What operating systems is the Pegasus M4 compatible with?

The Pegasus M4 is compatible with the latest operating systems, including Mac Studio, M1/M2 CPU, MacOS 12, and MacOS 13 with DEXT driver and Intel x86.

What does the 4K/8K editing capability of the Pegasus M4 mean?

The Pegasus M4's 4K/8K editing capability means it can efficiently handle high-resolution video content. With its high-performance and low latency 4K/8K ingest/playback post-production workflow, it's an ideal solution for rich media professionals.

How does the Pegasus M4 ensure the security of my data?

The Pegasus M4 maximizes SSD speed with enterprise-level RAID data protection. This means it not only delivers high-speed performance, but also securely stores your most important files and projects, delivering over 2,000 MB/sec with low latency.

Reviews about this item

Review Summary

Promise Technology Pegasus M4 4-Bay Thunderbolt 3/4 RAID Array Specifications

General

General

Jump to...
  • Available Capacities

    4TB (4x 1TB)
    8TB (4x 2TB)
    16TB (4x 4TB)
    32TB (4x 8TB)

  • Form Factor

    4-Bay / Hardware RAID / Enclosure

  • Drive Support

    2.5" (63.5mm) SATA3 SSD, 1TB/2TB/4TB/8TB

  • Processor

    Integrated SAS ROC (Raid-On-Chip)

  • Memory

    1GB DDR3 1866 ECC on board

  • Expansion

    Dual Thunderbolt ports use for daisy chain

  • Host Interface

    Thunderbolt 40Gbps (Port A and B) or USB 3.1 Gen 2 10Gbps (Port A only)

  • Thunderbolt Ports

    Dual Thunderbolt ports, one for host connection, one for downstream daisy chain

  • Port Type

    USB-C Type C

  • RAID Level

    RAID 0, 1, 5, 6, 10, JBOD

  • Hot Spare

    Yes

  • Max LUNs

    128

  • Hot Swap

    Yes

Software

Jump to...
  • Supported OS

    macOS/Windows, Driver and Management Tool. Linux (driver only)

  • Management Tool

    PROMISE UtilityPro

  • Product Specific

    Intelligent Cooling/Acoustic control, Drive SMART health Polling

Environment

Jump to...
  • Temperature Range

    Operating: 41 Degree - 95 Degree F (5 Degree - 35 Degree C)
    Non-operating: -40 Degree - 158 Degree F (-40 Degree - 70 Degree C)

  • Humidity

    Operating: 10% - 95% non-condensing , Storage: 5% - 95% non-condensing

  • Regulatory/Safety

    EMC: FCC, CE , Safety: cTUVus, CB

  • Green Certificate

    Erp/Eup, ROHS, WEEE

Physical

Jump to...
  • AC Input

    100-240V auto-ranging, 50-60Hz AC

  • Power Supply

    120W

  • Dimensions (H x W x D)

    4.2 x 5 x 6.5" (107 x 127 x 167mm)

  • Weight

    4.1 lbs (1.9kg)

  • UPC Code

    704118182930

About Promise Technology Pegasus M4 4-Bay Thunderbolt 3/4 RAID Array

High Performance, High Availability
The Pegasus M4 combines the robust PROMISE RAID engine - renowned for stability and high performance, with the high throughput of Thunderbolt housed in a compact four-bay SSD enclosure. The M4 is a perfect fit for on-the-go creative media professionals.

• Compatible with Mac Studio: Compatible with the latest operating systems, including Mac Studio
• 4K/8K Editing: High performing external storage for 4K/8K video editing, playback, and transcoding
• Creative Professionals: Perfect for creative professionals on-the-go

Mobile High-performance
The Pegasus M4 combines the robust PromiseRAID engine - renowned for stability and high performance, with the high throughput of Thunderbolt. Pegasus M4 is housed in a compact four-bay enclosure utilizing pre-installed enterprise-level high endurance SSD. The M4 is a perfect fit for on-the-go creative media professionals.

Perfect Match for Mac Studio
Pegasus M4 is perfectly matched with Mac Studio, M1/M2 CPU, MacOS 12 and MacOS 13 with DEXT driver and Intel x86.

4K/8K Editing
An all-SSD 1TB/2TB/4TB/8TB array means high-performance / low latency 4K/8K ingest/playback postproduction workflow - a must-have for rich media professionals. Pegasus M4 maximizes SSD speed with Enterprise-level RAID data protection; delivering over 2,000 MB/sec with low latency.

Promise Technology Pegasus M4 4-Bay Thunderbolt 3/4 RAID Array Features

  • Mobile High-performance: Highly compact RAID storage with Thunderbolt 3/4
  • Perfect Match for Mac Studio: Fits neatly on a desktop with Mac Studio
  • 4K/8K Editing: High-performance, low latency 4K/8K ingest/playback for postproduction workflow efficiency
  • PROMISE RAID: M4 feature the PROMISE RAID engine as a core technical advantage over competing systems
  • Green Tech: Designed for low power use and low noise operation

Warranty Information

This product has a limited warranty of 36 months.

Product Documents

User Manual

Key Features

  • Harness the power of this 4-Bay RAID Array for lightning-fast data transfer rates.
  • Safeguard your critical data with RAID 0, 1, 5, 6, 10, and JBOD configurations.
  • Enjoy peace of mind with hot spare and hot swap capabilities for data redundancy.
  • Experience seamless performance with the integrated SAS ROC (Raid-On-Chip) processor.
  • Utilize dual Thunderbolt ports for daisy chaining, expanding your storage solutions.
  • Benefit from versatile compatibility with macOS, Windows, and Linux operating systems.

What's in the box:

  • Promise Technology Pegasus M4 4-Bay Thunderbolt 3/4 RAID Array
  • Power Cord
  • Thunderbolt 3 Cable
  • User Manual
  • Promise Technology 3 Year Limited Warranty