OpenWRT IoT Gateway

AG-702

Programmable OpenWRT LTE IoT Gateway with RS485, RS232 and I/O

OpenWRT system with custom script support
Dual Ethernet, WiFi, 4G LTE, GPS and isolated RS485 and RS232
Additional 512MB memory as overlay
More than 6000 ready applications

AG-702 is an innovative 4G LTE cellular Gateway with two Ethernet ports, WiFi, RS485, RS232 and digital I/Os working on OpenWRT system. It can connect in multiple ways to the Internet with dual SIM capability and a range of advanced functions for mission critical IoT or M2M applications. AG-702 also support MQTT protocol for cloud application and Modbus TCP/IP or RTU for industrial applications.

System Integration

How it works in your system

See how the AG-1629 connects field devices, sensors, and cloud platforms seamlessly.

Technical Details

Specs Behind The Performance

Full hardware specifications, ordering variants, functions, and documentation available across the tabs below.

CPU	580MHz MIPS 24KEc
Storage	64MB+512MB ExtRoot support (overlay)
Memory	256MB RAM
Cellular	4G LTE CAT1 or CAT4, GPRS (in LT4 models 3G also)
SIM	2 x nanoSIM, tray to prevent cards falling out
Antenna connectors	1 x SMA for cellular, 1 x SMA for GPS, 1 x SMA for WiFi
Ethernet	2 x 10/100 Ethernet (WAN and LAN)
GNSS	GPS, BDS, Galileo, GLONASS, QZSS (not available in the LT4-IN version)
WiFi	2.4GHz IEEE 802.11b/g/n with hotspot function
Serial	1 x opto-isolated RS485, 1 x opto-isolated RS232
Input/output	2 x opto-isolated digital Input, 1 x relay output
Other	1 x USB with USB storage support
Status indicators	1 x activity, 1 x WiFi, 2 x input, 1 x custom use, 2 x SIM selection, 1 x cellular, 4 x signal strength
Power supply	8-48V DC with reverse polarity protection
Operating temperature	-20 °C to 65 °C
Housing	Aluminium housing with DIN rail mounting option
Dimensions	91mm x 89mm x 25mm (S version)
Weight	240g

Operating system	OpenWRT 23.05, Kernel 5.15.71, Atreyo Environment V1.01.02
Programming language	C, C++, java, php, html, python, sql etc.
Network protocol suppport	TCP, UDP, IPv4, IPv6, ICMP, NTP, DNS, HTTP(S), FTP, SMTP, SSLv3, TLS 1.3, ARP, PPP, DHCP
VPN and tunneling	OpenVPN, OpenConnect, IPsec, PPTP, WireGuard
Configuration and management	Web UI, SSH, Atra RMS
Cloud solutions	All supported by Linux for MIPS architecture
Modbus	TCP slave, TCP master, RTU master, RTU gateway

You can order our products online or send an individual inquiry. Please specify a specific model in your inquiry. Some models/products are only available on special order.