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Card Reader-Writer Memory Card Memory Card Adapter

ExpressCard/54 Adapter for CompactFlash (CF) Card & Microdrive Card

[for PC & Mac]

[click on image to enlarge]




This PCI Express (PCIe) based ExpressCard Adapter converts CompctFlash (CF) memory card and Microdrive card into ExpressCard 54mm form factor.  It accepts Type I (3.3 mm thick) and the thicker Type II (5 mm thick) CompactFlash (CF) memory cards including Microdrive card. 

Users can insert this CF-to-ExpressCard memory card adapter into an ExpressCard/54 slot of a digital electronic device such as desktop or laptop computer, card reader, and others; to read/write photo/data/music on CompactFlash cards or Microdrives. Great companion product for digital SLR (DSLR) cameras.

This memory card adapter works with Microsoft Windows 2000/XP//Vista/7 and Mac OS X10.4 or later.

[NOTE: This CF to ExpressCard/54 adapter does not fit in the narrower 34 mm wide ExpressCard/34 slot which is common in MacBook. It does not fit in the PCMCIA PC Card slot (CardBus slot) either. Please check the card dimension differences.]

Part Number Price (US$) Replaced by CFEXPA

Availability:  (replaced by CFEXPA)

If user needs a CompactFlash (CF) card adapter for the PCMCIA PC Card slot (CardBus slot), please choose PCACF2.

If user needs a CompactFlash (CF) card adapter for the narrower Expresscard/34 card slot, please choose CFEXPA.

Package Content

  • PCI Express (PCIe) based ExpressCard 54mm Adapter
  • Clear plastic travel case

Media Card Accepted

  • Type I (3.3 mm thick) and Type II (5 mm thick) CompactFlash (CF) memory cards (CFA Specification Revision 4.1)
  • CompactFlash high speed (CF+) Type II Hard Drives cards, including Microdrive card
  • Does NOT support CF I/O devices

System Requirements

  • Computer or Card Reader equipped with ExpressCard/54 slot
  • Windows 2000/XP/Vista/7
  • Mac OS X 10.4 or later


  • Provides PCI Express (PCIe) speed of 2.5Gbps (faster than USB 2.0 speed of 0.48Gbps)
  • Supports CompactFlash card (type I and type II), both PIO mode and UDMA mode (CompactFlash Specification Rev. 4.1)
  • Supports CF+ type II Microdrive cards
  • Extreme high speed for CompactFlash card in UDMA mode, data transfer speeds (sequential read/write) up to 45 MB/sec
  • Great companion product for digital SLR (DSLR) camera - transferring large size data at lightening speed
  • Suitable for desktop or notebook computers that are equipped with ExpressCard 54 slot
  • Compliant with ExpressCard standard (PCIe Specification Revision 1.1)
  • Support power saving mode to reduce power consumption
  • Supports Hot-Swapping
  • Reliable and rugged stainless steel cover
  • No external power required
  • RoHS compliant
  • CE/FCC approved
  • 1 year warranty and free technical support


  • Interface: ExpressCard/54 (PCIe Specification Revision 1.1)
  • Dimension: 54 mm x 75 mm x 5 mm
  • Weight: ~ 25 g
  • Data transfer rate: Up to 2.5Gbps (PCIe)
  • Operation Voltage:
    3.3V 5% directly from ExpressCard socket
  • Operating temperature: 0oC to 55oC
  • Storage temperature: -20oC to 65oC
  • Relative humidity (operating): 0% to 50% non-condensing
  • Relative humidity (storage): 0% to 90% non-condensing

ATA Flash PC Card Compact Flash Card SRAM Card SSD
PCMCIA Card Reader PCMCIA Card Adapter ExpressCard Reader ExpressCard Adapter
[ 1-slot Reader  (Front) ]    [ 1-slot Reader  (Front) ] [ ExpressCard to CardBus ]
[ 1-slot Reader  (Rear) ] [ PCMCIA CF Adapter ] [ 1-slot Reader  (Rear) ] [ ExpressCard/34 - CF ]
[ 1-slot Reader  (USB) ] [ CF - SD/MMC Adapter ] [ 1-slot Reader  (USB) ] [ ExpressCard/54 - CF ]
[ CardBus to ExpressCard ]   [ ExpressCard to CardBus ] [ ExpressCard/34 - 12in1 ]

Copyright 1997-2016 Amtron Technology, Inc.
PO Box 884

Monterey Park, CA 91754 USA
Tel: (323) 265-8076   Fax: (323) 488-9747



PCMCIA to CF Adapter



ExpressCard to CF Adapter



ExpressCard 12-in-1 Adapter



CF Adapter for SD Card



USB to PCMCIA Adapter

for desktop & laptop computers

OmniDrive USB2 Pro

OmniDrive USB2 LF

OmniDrive USB2 LF/SD


PCIe-to-PCMCIA Card Reader

for desktop computer equipped with PCI Express (PCIe) expansion slot




PCI-to-PCMCIA Card Reader

for desktop computer equipped with PCI expansion slot



USB to PCMCIA Adapter

for desktop & laptop computers






USB to ExpressCard Adapter

for desktop & laptop computers




Industrial Grade


CompactFlash Card
Industrial Grade


Industrial Grade