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The Elastel Elink series industrial cellular router ER500, is a dual-SIM cellular router that integrates global 4G LTE, with 5x 10/100 Mbps Ethernet ports and Wi-Fi support, also extended 1xRS232 and 1xRS485 serial ports for industrial usages.
Designed to support dual-SIM for global 4G LTE networks, ER500 Seamlessly switch between SIM cards to ensure uninterrupted connectivity and reliability. Offering 5x ETH ports, Wi-Fi, serial ports, and equipped with an OpenWRT based configurable OS, enabling smooth data transmission and compatibility with a wide range of devices in any kinds of industrial applications.

With full industrial-grade design, built-in hardware watchdog, multi-layer software failover, backup and auto recovery mechanism. Running on an OpenWRT based OS, and prebuilt web configuration Serial-to-IP data acquisition features, guarantee this ruggedized cellular router reliably working on variety applications in your industrial environment.



With compact industrial housing, the reliable connectivities , and flexible Linux OS, ER500 could be in any kinds of your applications like below our success customers cases.



| Hardware Platform | |
| CPU | MediaTek@ 580MHz |
| DRAM | 128MB DDR2 |
| Storage | 32MB |
| Wireless | |
| Cellular module Slots | 1 x mPCIe slot for Cellular module |
| SIM Slot | 2 x Mini SIM (25mm*15mm); 15KV ESD protection |
| Band Options | NA: 4G LTE FDD@ B2/B4/B12/B13; 3G WCDMA@ B2/B4/B5; Carrier Approval: Verizon, AT&T EMEA/APAC: 4G LTE FDD@ B1/B3/B7/B8/B20/B28A; 4G LTE TDD@ B38/B40/B41; 3G WCDMA@ B1/B8; 2G GSM@ B3/B8; ANZ/LATAM: 4G LTE FDD@ B1/B2/B3/B4/B5/B7/B8/B28; 4G LTE TDD@ B40; 3G WCDMA@ B1/B2/B5/B8; 2G GSM@ B2/B3/B5/B8;Other options please contact Elastel representative. |
| Wi-Fi | IEEE 802.11b/g/n, 150Mbps |
| Wi-Fi mode | Support AP and Client modes |
| Antenna Connector | 2x 4G Cellular, 1x Wi-Fi, 1x GPS (Reserved) |
| Interfaces | |
| Ethernet Ports | 5 x 10/100 Mbps Ethernet for LAN/WAN configurable; 1.5KV network isolation transformer protection; |
| Serial Ports | 1-RS232, 1-RS485; 5-PIN industrial terminal block; 15kV ESD protection; |
| Reset Button | 1x Pinhole reset button |
| Power Parameters | |
| Power Supply | DC5-36V, over-current protection, anti-reverse connection; 2 PIN terminal block and Jack connectors; |
| Power Consumption | Working Mode: 250~310mA@12V DC; Standby Mode: 150~230mA@12V DC; |
| Indicators | |
| LED Indicators | 9 LEDs ( Power, System, NET, SIM1/SIM2, WiFi, 3x Signal Strength) |
| Physical Characteristics | |
| Dimensions | 126 × 44 x 166 mm (L×W×H) |
| Housing | IP30 Metal |
| Installation | DIN-rail mounting Panell mounting |
| Weight | 670g |
| Environmental Limits | |
| Ambient Humidity | 5 to 95% (non-condensing) |
| Operating Temperature | -35 to 75°C (-31 to 167°F) |
| Storage Temperature | -40 to 85°C (-40 to 185°F) |
| Reliability | |
| Alert Tools | External RTC with Backup button battery |
| Automatic Reboot Trigger | External WDT (watchdog timer) |
| MTBF | ≥100,000 Hours |
| Package Contents | |
| Device | 1 x ER500 device with Terminal Block preinstalled |
| Antenna | 2x Mag-mount Cellular Antenna (SMA Male, 1 meter, 12dBi), 1x RP-SMA WIFI Antenna |
| Installation Kit | Panel mount kits (DIN-rail mount kits optional) |
| Power Adapter | DC 12V/1A (optional) |
| Software Features | |
| OS | ElastOS (OpenWRT based) with Serial-to-IP Data Acquisition programs |
| Configuration management | WebUI, Local CLI, Remote configuration, factory reset/backup, Syslog local/remote export |
| Network Protocols | PPP, PPPoE, SNMP v1/v2c/v3, TCP, UDP, DHCP, RIPv1/v2, OSPF, BGP, DNS, DDNS, HTTP, ARP, QoS, SNTP, Telnet, SSH… |
| VPN | PPTP, L2TP, GRE, IPSEC VPN (IKEv1/IKEv2), OPENVPN protocols, Supports CA digital certificate |
| Serial to IP | Modbus RTU/TCP Data acquisition, MQTT, HTTP, OPC UA |
| Reliability & Security | WWAN and WAN Failover, multi-layer detection and auto recovery mechanism, firewall, ACL, port mapping, virtual IP mapping, IP-MAC binding |
| Secondary Development | OpenWrt based OS with SDK support |
| Warranty | |
| Warranty Period | 1 year |
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