ELSYS firmware upgrade tool (Version 2) A simple device for upgrading the firmware in our sensors. This programmer has support for the new programming port on the EMS. https://elecena.pl/product/24405087/ekp-v2-firmware-upgrade-tool 2023-10-26 https://elecena.pl/product/24405087/ekp-v2-firmware-upgrade-tool 2026-02-23