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  • Brand: StarTech
  • Model: PEX4M2E1


  • Specifications: Hardware Bus Type: PCI Express Compatible Drive Types (Type and Rate): M.2 (NGFF; M-Key; PCIe x4) Drive Installation: Fixed Drive Size: 22m - M.2 NGFF Interface : PCI Express Number of Drives: 1 Supported Drive Height(s): 2242, 2260, 2280, 22110 Performance Hot Swap Capability: No Connector(s) Drive Connectors: 1 - M.2 (NGFF; M-Key; PCIe x4) Host Connectors: 1 - PCI Express x4 Male Software OS Compatibility: OS independent; No software or drivers required Indicators LED Indicators: 1 - Pin header on board for drive LED connection Environmental Humidity: 15% ~ 90% RH Operating Temperature: 5°C to 50°C (41°F to 122°F) Storage Temperature: -25°C to 70°C (-13°F to 158°F)


  • Features: Boost system speed and performance by adding a PCIe M.2 SSD to your PC Supports PCIe M.2 SSDs (NVMe and AHCI): 2242, 2260, 2280, and 22110 drives Compatible with PCIe 3.0 motherboards, and backward compatible with PCIe 2.0 and PCIe 1.0 Fast and easy setup with native OS support Installs into x4, x8 or x16 PCIe slots Equipped with a full-profile bracket, and includes a half-height/low-profile bracket for installation in small form-factor computers

Dimensions & Weight

  • Dimensions: 7.20" x 4.80" x 7.00"
  • Weight: 1.60 oz.

Package Contents

  • Package Contents: 1 - x4 PCI Express to M.2 PCIe SSD Adapter 1 - low-profile bracket 1 - full-profile bracket (pre-installed) 1 - SSD standoff and installation screw 1 - quick start guide
  • Add a RS-232 serial port to your standard or small form factor computer through a PCI Express expansion slot
  • PCI Express Serial Card
  • PCI-e Serial Card
  • PCI Express RS232
  • RS232 Card
Sizering sizes are in half sizes going from size 4, 4.5,5,5.5,6,6.5,7,7.5,8,8.5,9,9.5
Dimensions3.2 x 4.1 x 0.8 inches

StarTech Low Profile Native RS232 PCI Express Serial Card with 16550 UART Model PEX1S553LP


Free Shipping over $35 and Free Returns 



1 Port


M-Key (PCIe)

$0.48 off if you opt out of free returns