ICR-4103-A - Ethernet Industrial LTE/4G router dual SIM (compatible AT&T and T-Mobile), DIN rail mount, hardened -40 to +75 Celsius
Source ZBT WD323 Load balance dual SIM cards 4g LTE 3 port gsm modem router on m.alibaba.com
Amazon.com: Teltonika RUT955K031Y0 Model RUT955 Industrial Cellular Router; Dual SIM; 4G LTE (Cat 4), 3G, 2G Connectivity; for use with Verizon; Auto Failover; Auto APN; Up to 100 Wi-Fi Users : Cell
LINOVISION Industrial 5G Cellular Router with Dual 5G SIM Cards and RS232/485 IoT Integration,Gigabit Ethernet, WiFi 5G/4G and GPS | LINOVISION US Store
Industrial 4G LTE Router with external Antenna and DIN-Rail - Welotec
High quality 4G LTE router Dual-SIM Wireless WIFI China supplier-Toputel Technology