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LTE-A EM121R-GL

  • LTE Cat 12 module
  • M.2 package
  • Max. 600Mbps downlink / 150Mbps uplink
  • 42.0mm × 30.0mm × 2.3mm
  • 6.8g
  • Extended temperature of -40°C to +85°C
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Key features

  • Supports DL 3 carrier aggregation and 256QAM
  • Worldwide LTE-A and UMTS/HSPA+ coverage
  • Supports PCIe Gen2 interface for PC/Laptop application
  • DSSA
  • Low power mode
  • Multi-constellation GNSS receiver available
  • Supports MIMO

Overview

The EM121R-GL is an LTE-A Cat 12 module designed in accordance to the 3GPP Release 14 specification which supports a theoretical downlink peak data rate of 600Mbps and uplink peak data rate of 150Mbps. With an M.2 form factor of 42.0mm × 30.0mm × 2.3mm, the module is compatible with Quectel’s LTE-A Cat 6 module EM06, Cat 12 modules EM12-G/EM120R-GL and 5G modules RM500Q/RM502Q Series, which facilitates migration between different categories.

The EM121R-GL is designed for the global market and covers nearly all mainstream carriers worldwide. The module supports Qualcomm® IZat™ location technology Gen9-VT (GPS, GLONASS, BeiDou/Compass and Galileo) and supports active GNSS L1+L5 antennas. The integrated GNSS greatly simplifies product design, and provides quicker, more accurate and more dependable positioning capability.

A rich set of Internet protocols, industry-standard interfaces and abundant functionalities (PCIe interface/USB drivers for Windows, Linux, Android) allow the module to serve a wide range of applications such as industrial routers, home gateways, STB, industrial laptops, consumer laptops, industrial PDAs, rugged tablet PCs, and digital signage.

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Product Brochure

Quectel_Product_Brochure_V8.5_2026.pdf

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Documentation and resources

  • Quectel_EG512R&EM12xR&EM160R_Series_GNSS_Application_Note_V1.0

    463.76 KB

    Quectel_EG512R&EM12xR&EM160R_Series_RX_Chain_Controlling_Application_Note_V1.0

    457.45 KB

    Quectel_EG512R&EM12xR&EM160R_Series_UAC_Application_Note_V1.0

    462.45 KB

    Quectel_EG512R&EM12xR&EM160R_Series_RF_FTM_Application_Note_V1.0

    339.86 KB

    Quectel_LTE-A(Q)_Series_IMS_Application_Note_V1.0

    531.45 KB

    Quectel_EG512R&EM12xR&EM160R_Series_FILE_Application_Note_V1.0

    370.02 KB

    Quectel_EG512R&EM12xR&EM160R_Series_Data_Call_Application_Note_V1.0

    253.49 KB

    Quectel_EM12xR-GL&EM160R-GL_Secure_Boot_Application_Note_V2.0

    389.10 KB

  • Quectel_Android_RIL_Driver_aidl2_V4.3_EN

    1.99 MB

    Quectel_Android_GNSS_Driver_User_Guide_V1.3

    446.63 KB

    Quectel_Android_RIL_Driver_aidl3_V4.4_EN

    2.01 MB

    Quectel_Android_RIL_Driver_aidl1_V4.2_EN

    1.96 MB

    Quectel_Windows_USB_Driver(Q)_NDIS_V2.8_EN

    9.92 MB

  • Quectel_EM121R-GL_Hardware_Design_V1.1

    1.96 MB

  • Quectel_EG512R&EM12xR&EM160R_Series_FOTA_Upgrade_Guide_V1.3

    269.53 KB

    Quectel_EM12xR-GL&EM160R-GL_Thermal_Mitigation_Guide_V1.0

    237.86 KB

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