Skywire 4G LTE CAT 3 Embedded Modem

NimbeLink, a global leader in embedded cellular modem technology and asset tracking solutions, has introduced the Skywire® 4G LTE CAT 3 modem. This Skywire® modem leverages Category 3 technology and supports LTE, HSPA+, and UMTS communication, minimizing costs of hardware and network access. This modem delivers 100Mbps download and 50Mbps upload, and features a U.FL port for antenna flexibility.

All Skywire modems are small, pin-compatible, and end-device certified, which enables easy integration with no further carrier testing requirements. This time-to-market advantage allows developers to quickly design-in connectivity to cellular networks around the world. All Skywire modems are patented and are backed by industry leading documentation and expert-level product support.

Skywire FAQs
Skywire Modems Comparison Chart

Product Brief Documentation Buy Now
  • 4G LTE CAT 3 cellular modem
  • GNSS receiver for satellite positioning services
  • Carrier certification complete, no additional work required
  • 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
  • Skywire standard interface
  • Faster speeds than LTE CAT1, LTE-M, NB-IOT, 3G, and 2G technologies
  • Region and carrier specific models for most regions
  • Internal GPS & GLONASS receiver for satellite location services
  • Bundled data plans available
  • Throughput: 100Mbps Download/ 50Mbps Upload
  • Average: 250 mA
  • Peak: 590 mA
  • Idle: 40 mA
  • Sleep: N/A
  • I/O Voltage: 1.65V-5.5V
  • Temperature Range: -40º to 85ºC
  • Dimensions: 29mm x 33mm x 10.5mm
  • RoHS Compliant

Deployable Region

North America


AT&T, Rogers, Verizon


TSVG LTE: B4[1700], B13[700] | TNAG LTE: B2[1900], B4 [1700], B5[850], B17[700]

TNAG: B2[1900], B5[850]

TNAG: GSM850, PCS1900



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

Development Kits

Simplify cellular modem connectivity and prototyping.

View All

Cellular Data Plans

NimbeLink’s data plans utilize most reliable cellular networks.

View All

Comprehensive Support Services

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

View All

Firebolt Case Study

See How Our Customers Use Skywire

Cooler TV is a true out-of-the-box solution that is easily deployed and can simply be rolled into liquor stores and turned on. The unit delivers video that can be deployed from a central location and is powered by a NimbeLink’s Skywire modem which incorporates a Telit CAT 3 LE910 module.

Read Case Study

Buy Now


LTE without Fallback, GPS, GLONASS, Verizon, Firmware 17.01.573


Skywire modem, LTE CAT3, GPS, GLONASS, Verizon, Firmware 17.01.571



Skywire modem, LTE CAT3, GPS, GLONASS, AT&T, Firmware 17.01.502


Skywire modem, LTE CAT3, GPS, GLONASS, AT&T, Firmware 17.00.503



Skywire modem, LTE CAT3, GPS, GLONASS, EU, Firmware 17.00.523 (Not Recommended for New Designs)


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

Buy From


SIM card, Verizon, 3FF, Commercial Temp range

Buy From


SIM card, Verizon, 3FF, Industrial Temp range

Buy From


SIM card, Tri-cut, 2/3/4FF, AT&T, 4G LTE, Commercial Temp range

Buy From


SIM card, Tri-cut, 2/3/4FF, Verizon, 4G LTE, Commercial Temp range

Buy From

Need Help Choosing?

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