MVAXR02B1DA0754B is EN-standard railway-grade 3U plug-in auxiliary power board for Alstom European metro & light rail traction converter racks. It extracts power from vehicle wide-range traction DC-link high voltage and converts it into multiple galvanically isolated low-voltage power buses to supply EP3/EPIC traction master CPU, IGBT gate drive monitoring boards, analog signal sampling modules and TCMS communication I/O boards.

MVAXR02B1DA1004B is EU EN certified railway-grade 3U plug-in high-voltage auxiliary power module for Alstom European metro and light rail traction converter racks. It takes power from vehicle traction DC-link high voltage and converts it into multiple fully isolated low-voltage power rails to feed EP3/EPIC traction master CPU, IGBT gate drive monitoring boards, analog signal sampling boards and TCMS communication I/O boards.

MMLB01 is standard railway 3U plug-in digital input/output expansion board for Alstom metro/light rail traction converter racks, EN rolling stock compliant. It expands large quantities of opto-isolated DC24V digital signals for auxiliary equipment status collection and logic control, communicates with master traction CPU via internal rack backplane bus, matched with EP3/EPIC control platform.

MVTP31V1CC1002C is EU EN certified railway-grade 3U master digital control board for Alstom metro & light rail traction converter racks. It serves as the core CPU unit of the entire traction system, executing closed-loop vector control of traction motors, processing all analog sampling signals, safety interlock logic, rack internal bus communication and TCMS vehicle train bus data interaction.

MVAX31S1DD5754A is EU EN certified railway-grade 3U plug-in high-voltage auxiliary power module for Alstom metro and light rail traction converter racks. It draws input power from vehicle wide-range traction DC-link high voltage and converts it into multiple galvanically isolated low-voltage power buses to supply MVTP master CPU board, IGBT gate drive boards, analog signal sampling boards, TCMS communication boards and MMLB digital I/O expansion boards.

MVAX12R1DA1002A is EU EN certified railway-grade 3U plug-in high-power auxiliary power module for Alstom metro and light rail traction converter racks.

MCAA11R1BP9033C is EU EN certified railway-grade 3U plug-in isolated gateway board for Alstom metro & light rail traction converter racks. It acts as bidirectional data bridge between MVTP traction master CPU and vehicle TCMS (Train Control & Management System), integrates abundant opto-isolated DC24V safety interlock digital I/O, fault log storage and internal rack backplane communication.

TRVC070346000 is EN compliant railway 3U plug-in vehicle communication and safety interlock digital I/O board for Alstom metro & light rail traction racks. It serves as isolated data gateway between MVTP traction master CPU and vehicle TCMS, integrates full set of opto-isolated DC24V safety interlock signals, auxiliary equipment status acquisition, fault storage and rack internal backplane communication.

P127 CA0M111CA0 is EU EN certified railway-grade 3U plug-in isolated gateway board for Alstom metro and light rail traction converter racks. It serves as bidirectional data bridge between MVTP traction master CPU and vehicle TCMS (Train Control & Management System), integrates opto-isolated DC24V high-voltage safety interlock digital I/O, fault data storage and proprietary rack backplane communication

MCGG61N1CD0503F is EU EN certified railway-grade 3U plug-in signal conditioning board for Alstom metro & light rail traction converter racks. It integrates multi-channel galvanically isolated high-voltage/current sampling and 24VDC safety interlock digital input circuits, responsible for collecting DC-link voltage, inverter three-phase current, IGBT/motor temperature 4–20mA signals, and transmitting processed real-time data to MVTP master CPU via rack backplane bus.