SF3 Series – SxS™ Pro Card Reader


SF3 Series – SxS Pro Card Reader: Dual SxS Slots


SF3 Series – SxS™ Pro Card Reader

Professional dual-slot SxS card reader for computers with Thunderbolt 3 ports.

Superior Performance

For years, pro digital video camera pioneers Sony and ARRI have used SxS professional memory cards for capturing footage on select cameras, relying on the cards for their durability and speed. With the move to shooting in 4K and higher frame rates, cards fill up faster than ever, and the need for a truly high-speed card reader with the fastest interface available is undeniable.

Sonnet’s SF3 Series – SxS Pro Card Reader fills the bill. Featuring a 40Gbps Thunderbolt™ 3 interface, this device quickly ingests footage from SxS memory cards to any Mac® or Windows® computer with Thunderbolt 3 ports—on location, in the studio, or in the edit suite—at the fastest speeds the cards will support.

SF3 Series – SxS Pro Card Reader: Dual SxS Slots

Sonnet’s SF3 Series – SxS Pro Card Reader is the industry’s first SxS card reader for Thunderbolt 3. Daisy chain multiple readers to ingest four, six or more cards simultaneously to take advantage of Thunderbolt 3’s 2,750 MB/s bandwidth.

Key Features:

  • 40Gbps Thunderbolt 3 Interface
  • Dual SxS Slots
  • Broad Card Support
  • Rugged Aluminum Enclosure
  • Compact, Rugged, Stackable
  • Thunderbolt Cable and ThunderLok Included
  • Mac and Windows Compatible
  • 2-year Product Warranty
  • Free Lifetime Customer Technical Support
  • Designed in the USA

Additional information

Dimensions 14.5 × 12.9 × 2.5 cm

Form Factor

External Connector

2x SxS slots
2x Thunderbolt 3 ports
1x Power port

Supported Media

Sony SxS, SxS-1, SxS Pro, SxS Pro+, and SxS PRO X
XQD (requires Sony QDA-EX1 adapter, sold separately)
SDXC (requires Sonnet SD-SXS-E34 adapter, sold separately


Mac Compatibility

Mac (Intel®) with Thunderbolt 3 ports
Mac with a Thunderbolt 2 or Thunderbolt port with an Apple Thunderbolt 3 (USB C) to Thunderbolt 2 Adapter
Mac (M1) not currently compatible (Sony M1-compatible driver for SxS cards expected)
macOS® 10.12.6+
macOS Big Sur compatible(6)

Windows Compatibility

Computer with Thunderbolt 3 ports(1)
Windows 10 (64-bit Edition Version 1809 or greater)

In The Box

SF3 Series – SxS Pro Card Reader
Power adapter
Power cable
0.5-meter Thunderbolt 3 (40Gbps) cable
ThunderLok 3 Thunderbolt Connector Retainer Clip(5)


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