Digi TransPort WR21 Cellular Modem/Wireless Router
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Mfg Part No.
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Product Information for Digi TransPort WR21 Cellular Modem/Wireless Router

Highlights for Digi TransPort WR21 Cellular Modem/Wireless Router

  • Form Factor:Desktop

Marketing Information

Digi TransPort WR21 is a full-featured cellular router offering the flexibility to scale from basic connectivity applications to enterprise class routing and security solutions. With its high performance architecture, Digi TransPort WR21 provides primary and backup connectivity and is designed for Wide Area Network connectivity including 2.5G/3G/4G networks and beyond. Optional Gobi™ module provides true HSPA+/EV-DO carrier diversity in a single solution.

Flexible power and connectivity options, along with extended temperature ranges make Digi TransPort WR21 a versatile product for both commercial and industrial environments.

Digi TransPort WR21 is available in both standard routing and enterprise configurations. The standard version offers basic routing, NAT and security, while the enterprise version adds advanced routing, security/VPN and stateful firewall. Advanced features allow the Digi TransPort WR21 to be used as a component of a PCI compliant network.

Digi management solutions provide easy setup, configuration and maintenance of large installations of remote Digi TransPort devices. Digi Remote Manager™ offers web-based device management for remote Digi cellular routers and gateways.


Wireless Specifications

  • Cellular Data Connectivity Technology: LTE
  • Cellular Generation: 4G
  • Cellular Network Supported: LTE 700
  • Additional Product Specifications

  • Full Product Specifications: Click to view
  • Interfaces/Ports

  • USB: Yes
  • Number of Network (RJ-45) Ports: 2
  • PoE (RJ-45) Port: No
  • General Information

  • Product Type: Modem/Wireless Router
  • Manufacturer Part Number: WR21-L51A-DB1-TA
  • Manufacturer Website Address: http://www.digi.com
  • Manufacturer: Digi International
  • Product Model: WR21
  • Product Name: TransPort WR21 Modem/Wireless Router
  • Product Line: TransPort
  • Product Series: WR
  • Brand Name: Digi
  • I/O Expansions


    Green Compliant


    Green Compliance Certificate/Authority


    Network & Communication

  • VPN Supported: Yes
  • Ethernet Technology: Fast Ethernet
  • Physical Characteristics

  • Weight (Approximate): 1.08 lb
  • Form Factor: Desktop
  • Height: 1.3"
  • Width: 5.2"
  • Depth: 3.9"
  • Power Description


    Management & Protocols


  • Limited Warranty: 5 Year
  • Wireless Specifications

  • Broadband Transmission Technology: Cellular
  • ISM Band: No
  • UNII Band: No