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"external modems"
AJMRTC UART TTL to Ethernet Converter Module, High Speed Stable Low Power Serial to TCP/IP Network Server, TTL Serial Port to Ethernet Adapter for Industrial Data Transmission & IoT Projects
Limited time offer, ends 11/25
$30.21
Free Shipping
AJMRTC RS485 to Ethernet Converter for EU, RS485 Serial to TCP/IP Ethernet Module, High Speed Low Power Stable Serial Server, Firmware Upgradable, for Industrial Modbus Data Transmission
Limited time offer, ends 11/25
$33.04
Free Shipping
Eport-E20 Embedded TTL Serial to Ethernet Module FreeRTOS TCP/IP Server with DHCP Telnet, 5PCS Pack
Limited time offer, ends 11/25
$85.64
Free Shipping
Waveshare Industrial RS232/RS485 to Ethernet Converter with Dual Serial Ports High-Speed Low-Power High-Stability Upgradable Easy to Communicate Between RS485 and RJ45 Port Ethernet
Limited time offer, ends 11/08
$81.89
Free Shipping
Eport-E20 FreeRTOS Embedded TTL UART to Ethernet TCP/IP Module 3.3V Support DHCP Telnet for MCU Development, 10PCS Pack
Limited time offer, ends 11/25
$135.64
Free Shipping
Eport-E20 FreeRTOS Embedded TTL Serial to Ethernet TCP/IP Server Module 3.3V Support DHCP Telnet for MCU, 10PCS Pack
Limited time offer, ends 11/25
$134.64
Free Shipping
