Teltonika FMM125 Versatile 4G LTE Cat M1 tracker with RS232, RS485 interfaces | FMM1257VXW01

Fuel monitoring and more

Significantly lower roaming costs

Accurate fuel usage control

Fuel monitoring and more
RS232/RS485 serial interfaces for fuel monitoring and other external data reading

Significantly lower roaming costs
Dual SIM considerably reduces roaming costs

Global coverage without limits
Gain uninterrupted tracking even in areas where cellular networks do not reach by connecting the Iridium Edge® satellite modem via the RS232 serial port

Accurate fuel usage control
Impulse input for reading fuel flow meter data and precisely controlling fuel usage

Product Last Updated: 12/09/2026

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