Keep an eye on them, great products and well built
Industrial IoT 4G LTE Gateway, supports DIN Rail installation and offer high performance IoT connection in harsh and hazardous environments.
www.gl-inet.com
wifi router, LAN and WAN rj45's , LTE modem, (GPS if your 'Wardish' and a rs485 if you are even more nerdish)
For $99 it works fine for me with a google-fi data only sim card., I get about 24MBs down a little more up.
Data Cost is $0 as I have Google-fi for my phones
And for us nerds, the front-end is based on bloody OpenWRT so hack away !!!
In my case it acts as a mobile gateway for a bunch of meshtastic lorawan nodes