SR402

4G IoT Compact Router

The SMANEX SR402 IoT Compact Router is an entry-level 4G router designed for industrial applications. With its compact design, it features a rugged enclosure and accessories that can be mounted on the wall. The router offers dual SIM functionality, 2 x Ethernet ports, VPN capability, and pre-installed software. The SR402 can be utilized in various IoT applications, such as KIOSK, Environmental Monitoring, Smart Grid, Smart City, etc.

Download Datasheet

Hardware Spec

Interfaces

Ethernet	1WAN/LAN, 2LAN 10/100 Mbps
Serial Port	RS232 or RS485
SIM	2
DI/O	1
WiFi	IEEE802.11a/b/g/n
Antenna	3G/4G: SMA*2
GPS (optional)	SMA*1

Power

Power Input	DC12-48V, POE（optional）
Consumption (operation)	300mA@12VDC（3/4G）
Consumption (Stand-by)	160mA@12VDC

Ambient Temperature

Relative humidity	≤ 95% (no condensation)
Operating Temperature	-40 ～ +75℃
Storage Temperature	-40 ～+85℃

Certificate

EMC	EN61000-4-2, level 4 EN61000-4-3, level 3 EN61000-4-4, level 4 EN61000-4-6, level 3 EN61000-4-8, >level 4

Software Spec

Network

Connectivity	LTE-FDD: B1/3/5/7/8/20/28 LTE-TDD: B38/B40/B41 WCDMA: B1/ B5/ B8/ GSM: B3/B8
WAN	Static IP, DHCP, PPPoE

Network Protocols

IP Routing	Static Router, RIP, OSPF (optional)
DDNS	DYDNS, CHANGEIP, 88ip, 3322

Security

Firewall	NAT, PAT, DMZ, Port Forwarding, Virtual Server
VPN	IPSec VPN, L2TP, PPTP, GRE, OPENVPN

Reliability

Redundancy	Keep Session
Link On-line Detection	ICMP, Internet Control Message Protocol
Embedded Watch Dog	Hardware Watch Dog

Industrial Protoco

Collection Protocols	Modbus TCP Master, Modbus RTU Master
Upload Protocols	Modbus TCP Client, MQTT Client

Management

Configuration	Local or Remote HTTP, HTTPS, Telnet, SSH
	Parameter Backup and Recovery
	SNMP v2c
	Configuration via cloud platform
Upgrade	Local upgrade
	Remote upgrade via WEB/TFTP/FTP
	Upgrade via cloud server
Log Management	Local and remote log management
Reboot	Remote reboot with scheduling
PING	Internet diagnosis