Skywire® 4G LTE CAT 4 EU Embedded Modem

If you’re searching for the fastest and most reliable way to bring cellular connectivity to your IoT product in Europe, the Skywire® 4G LTE CAT 4 EU modem is your best choice. The CAT 4 EU modem delivers exceptional download and upload speeds and is ideal for high-bandwidth applications. And, like all Skywire modems, the CAT 4 EU is smart, simple and future-proof, enabling you to dramatically reduce your cellular development time and quickly realize the full value of your IoT product.

All Skywire modems are based on the same small form factor and are pin-compatible, enabling you to design your board once and deploy it globally on virtually any network type or carrier by simply swapping out the modem with the appropriate version for the desired network. So whether you want to future-proof your design, or build in carrier flexibility around the world, Skywire is a great choice. In addition, the Skywire 4G LTE CAT 4 EU modem is compatible with many NimbeLink development kits, capes and adapters, allowing for faster development.

Skywire FAQs

Product Brief Documentation Buy Now
  • Small form-factor
  • U.FL port for antenna flexibility
  • Skywire standard interface
  • 4G LTE CAT 4 with 2G/3G fallback
  • Removable SIM card slot
  • Antenna independent certification increases selection flexibility
  • Connectivity via Serial UART or USB
  • Supports a wide range of I/O voltages for design flexibility
  • Development kits available
  • Longest Network Life
  • CAT 4 LTE Speeds (150 MB down/50 MB up)
  • Improved reception with RX diversity
  • Penta-Band LTE support
  • Bundled data plans available
  • Throughput: 150Mbps Download/ 50Mbps Upload
  • Active Cell: 500mA (typical)
  • Idle Cell: 18mA (typical)
  • Input Voltage: 3.4V-4.3V
  • I/O Voltage: 1.8V-5.5V
  • Temperature Range: -40º to 85ºC
  • Dimensions: 29mm x 33mm x 10.5mm
  • Weight: 8 grams
  • RoHS Compliant

Deployable Region




LTE Frequency Bands: FDD B1, B3, B7, B8, B20
3G Frequency Bands: B1, B8
2G Frequency Bands: 900/1800



Additional Telit™ Resources

Application Notes

Sending and Receiving files with FTP
Sending and Receiving data with PPPd – TSVG
Sending and Receiving data with PPPd – TNAG
Sending and Receiving data with Socket Dials
Sending and Receiving data with QMI
Sending and Receiving SMS messages
Sending GPS data using Python
Defining PDP Contexts MSCs
Streaming Video over LTE on BBC
Starting PPP at Boot
FOTA Implementation Guide
Prototyping Considerations
Windows MBIM Networking Guide

Files & Drivers

Windows 8, 8.1 &10 USB Drivers & Guide
Windows 7 USB Drivers & Guide


Skywire cellular modems are the fastest way to get cellular connectivity.

Development Kits

Simplify cellular modem connectivity and prototyping.

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Cellular Data Plans

NimbeLink’s data plans utilize most reliable cellular networks.

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Comprehensive Support Services

As a NimbeLink customer, you have access to cellular specialists.

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OptConnect Case Study

See How Our Customers Use Skywire

OptConnect provides managed end-to-end wireless solutions for tens of thousands of devices including ATMs, retail kiosks, and digital signage. The company’s end-to-end solution includes cellular network connectivity and a secure Network Operations Center that provides 24/7 service monitoring. OptConnect recognized an opportunity to expand its addressable market by developing an affordable and easy to install cellular end device…

Read Case Study

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Skywire LTE CAT 4, Europe, 2G/3G Fallback

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Skywire® development kit includes baseboard, antenna, power supply, SIM cards, and debug cables. (Doesn't include Skywire modem)

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Need Help Choosing?

If you need help selecting a Skywire, or if you have any other questions, please do not hesitate to contact us.