Based on this product's specifications, here are some alternatives and similar models
Modular LTE Router INSYS ICOM MRX3 LTE450 with dual SIM slots
Summary description:
Modular LTE router INSYS ICOM MRX3 LTE450 provides cellular connectivity via LTE450 and supports two SIM cards for redundancy or multi-network use. Designed as a modular industrial router, it fits applications requiring reliable remote access, failover between SIMs and flexible integration into existing networks. Suitable for M2M, SCADA, remote monitoring and secure data transmission.