LPRS ERA-ARDUINO-S900 RF Transceiver Module 868 MHz, 915 MHz, 5V

  • RS Stock No. 783-9616
  • Mfr. Part No. ERA-ARDUINO-S900
  • Manufacturer LPRS
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): GB
Product Details

eRA-ARDUINO-S900 easyRadio Shield for Arduino

The LPRS eRA-ARDUINO-S900 shield allows Arduino processor boards to communicate wirelessly operating in the ISM 868MHz (UK and Europe) or 915MHz (US) frequency band. The easyRadio technology provides bi-directional half-duplex communication over a distance of up to 200m.

eRA Shield for Arduino
eRA900TRS transceiver module
Arduino shield format board with headers for processor board
LED Power indicator
LED Tx Busy indicator
LED Tx/Rx Activity indicators
Jumper links to select alternative Tx/Rx connections to Arduino processor board
SMA antenna connector
USB-UART bridge cable header for easyRadio configuration

eRA900TRS Transceiver Module
RF Carrier Frequency: 868/915MHz ISM Band
Programmable Channel Bandwidth: 12.5kHz to 150kHz
Up to 132 channels
RF Output Power: +7dBm @ 868MHz, 0dBm @ 915MHz
Modulation: FSK (ASK available in Raw Data Mode)
Receiver Sensitivity: -107dBm @ 19.2Kbps, -112dBm @ 4.8Kbps, -117dBm @ 2.4Kbps
Host Data Rate: 2400bps to 115200bps
OTA Data Rate: 1200bps to 38400bps with Manchester encoding
Tx/Rx buffer: 180bytes
Digital RSSI (Received Signal Strength Indication)
Communication: serial UART with RTS/CTS flow control
Temporary channel/power level selection capability
On-board temperature sensor
Compatible with most 50Ω antennas
Power supply: +2.5V to +5.5Vdc
Operating temperature range: -40 to +85°C
Dimensions: 38 x 14 x 4mm
Applications: Remote sensing/control, local communication for the Internet of Things (IoT)


The eRA900TRS module is also available separately under RS Part No. 783-9622.

Supplied with

eRA900TRS module, antenna, 2 x 6-pin stackable headers, 2 x 8-pin stackable headers, 4-pin to pin header


Requires Arduino board (not included).

Supplied with

ERA900TRS Transceiver and antenna,2 x 6 pin stackable headers,2 x 8 pin stackable headers and 4 pin to pin header.

Wireless Modules - Low Power Radio Solutions

Attribute Value
Module Type Transceiver
Supported Frequency Bands 868 MHz, 915 MHz
Maximum RF Data Rate 115.2kbit/s
Maximum Output Power +7dBm
Receiver Sensitivity -117dBm
Supply Voltage 5V
Dimensions 68 x 52 x 10mm
Height 10mm
Length 68mm
Maximum Operating Temperature +85°C
Minimum Operating Temperature -40°C
Width 52mm
2 In Global stock for delivery within 4 - 6 working days
Price Each
MYR 213.54
Per unit
1 - 9
10 - 49
50 +