SARA-R540S module

LTE-M / NB-IoT module for 400 MHz spectrum

Designed to last an IoT lifetime: 5G-ready with the u-blox UBX-R5 chipset

  • Support of 410 MHz and 450 MHz LTE bands
  • Cost-effective, power efficient, end-to-end IoT communication with MQTT Anywhere and MQTT Flex
  • Support of Power Class 2 (26 dBm) over the 400 MHz spectrum
  • Optimized ultra-low power consumption
  • Critical firmware updates delivered and services enabled via uFOTA
cellular
standard

Standard

professional

Professional

automotive

Automotive

Product variants

SARA-R540S

LTE-M and NB-IoT module for global use with 400 MHz spectrum support

Related links
Product selection
Product description
Documentation & resources
Product variantsSARA-R540S
LTE bands1, 2, 3, 4, 5, 8, 12, 13, 18, 19, 20, 25, 26, 28, 31, 66, 71, 72, 73, 85, 87, 88
LTE power class [dBm]23
PositioningCellLocate, GNSS via Modem
UART x 2
USB
I2C
USIM
GPIO x 6
Maximum supply [V]4.5
Minimum supply [V]3
Maximum temperature [°C]85
Minimum temperature [°C]-40
Antenna dynamic tuning
CellTime
CoAP
DTLS
FOTA
FTP
FW update via serial interface
HTTP
Jamming detection
Last gasp
LwM2M
MQTT
MQTT-SN
PSM
Secure boot and updates
TCP/IP, UDP
TLS
Dimensions [mm]16.0×26.0×2.2
AssistNow
CellLocate
MQTT Anywhere
MQTT Flex
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