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Energy Consumption Data Handling System

Ulys EMT

LEM Meter EM4T compatible

As provider of the EMTBox over the last 3 years to RU’s (Railways undertakers) and rolling stock manufacturers, Saphymo has become a leading provider of onboard Energy Data Handling Systems (DHS) for electrical locomotives and high speed trains in Europe.

Interfaced with the LEM EM4T meter, the EMTBox enables to collect, GPS stamp and transmit energy data to Ground according to norm EN 50463.

Compact design and many setup options provide great flexibility to minimize integration costs, especially in regards to existing rolling stocks.


Energy data acquisition every 5 min
Smaller than a lunchbox (184 mm x 160 mm x 70 mm)
10 days self-powered capacity when power of engine is turned off
Compatible with LEM Meter EM4T
Over-the-air firmware update
Easy installation and minimal maintenance
Generally approved solution
PTB (Physikalisch-Technische Bundesanstalt)
SOCLE compatible
ERESS compatible
GAIA EMS compatible
Kontakt Saphymo

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