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OWC Mercury Helios 5S Thunderbolt™ 5 (USB-C) PCIe and Connectivity Expansion Solution

Price in EUR including VAT
Delivered between Sat, 6/6 and Wed, 10/6
Only 4 pieces in stock at supplier
free shipping

Product details

The Mercury Helios 5S Thunderbolt 5 PCIe expansion solution from Other World Computing is a highly advanced eGPU enclosure designed specifically for professional computing environments. It offers exceptional connectivity and impressive data transfer capabilities required for demanding applications. With support for Thunderbolt 5 technology, the enclosure enables data transfer speeds of up to 80 gigabits per second, ensuring quick access to storage arrays and powerful PCIe-based devices such as graphics cards and video capture cards. The durable aluminum casing provides effective heat management and stable operation, while multiple Thunderbolt 5 ports allow for daisy-chaining additional peripherals. The compact design makes the Helios 5S suitable for both desktop and mobile workstation configurations, offering comprehensive compatibility with modern operating systems.

  • Supports Thunderbolt 5 with data transfer speeds of up to 80 Gb/s
  • Compatible with full-length, double-width PCIe cards
  • Efficient cooling system for reliable operation
  • Daisy-chaining of peripherals through multiple Thunderbolt 5 ports
  • Durable aluminum casing for optimal heat management.

Key specifications

Number of HDD slots
1
Interface
PCIe
USB ports
Thunderbolt 5USB-C

General information

Item number
65206451
Manufacturer
OWC
Category
Hard drive enclosures
Manufacturer No.
OWCTB5HELIOS5S
Release date
17/11/2025

Colour

Colour
Silver

Material

Material group
Metal
Material
Aluminium

Case properties

External case type
eGPU case
Number of HDD slots
1
Max. data transfer rate
6000 Mbit/s
Hard disk enclosure functions
Fan

Internal interfaces

Interface
PCIe

Connections

USB ports
Thunderbolt 5USB-C

Power supply

Power supply
Electrical connection

Power

Power consumption
15 W

Origin

Country of origin
USA

Voluntary climate contribution

CO₂ emissions
1,3 kg
Climate contribution
EUR 0,12

Scope of delivery

Scope of delivery
Power cable holderThunderbolt 5 80Gb/s cable

Product dimensions

Length
30 cm
Width
15 cm
Height
10 cm
Weight
2500 g

Legal Notice

Product Safety

Package dimensions

Length
31 cm
Width
19 cm
Height
20 cm
Weight
2.61 kg

14-day cancellation right
30-day right of return
24 Months statutory warranty
Legal concerns

Compare products

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Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «Hard drive enclosures» category have a defect within the first 24 months?

Source: Galaxus
  • 9.LC-Power
    1,5 %
  • 9.Satechi
    1,5 %
  • 11.OWC
    1,6 %
  • 12.Fantec
    1,7 %
  • 13.LogiLink
    1,8 %

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • 1.LC-Power
    0 days
  • 1.LogiLink
    0 days
  • 1.Ugreen
    0 days
  • 7.OWC
    1 day
  • 8.Satechi
    4 days

Return rate

How often is a product of this brand in the «Hard drive enclosures» category returned?

Source: Galaxus
  • 14.Terramaster
    5 %
  • 15.Orico
    5,4 %
  • 16.OWC
    5,8 %
  • 17.LogiLink
    6 %
  • 18.Renkforce
    6,7 %
Source: Galaxus