Repair Elektroniki
Kolejowej
Siemens SIBAS · Bombardier MITRAC · Alstom ONIX · Onboard computers · Traction inverters
Railway electronics requires specialist competencies and rigorous procedures. We repair onboard computer modules, traction control systems, door electronics and operator panels. Quote 24h.
Diagnostics included in repair
No-obligation quote
12-month warranty
Courier pickup from all of Europe
Component-level repair
Elektronika kolejowa — service scope
Onboard computers and controllers
Repair of rail vehicle onboard computers (SIBAS NT, MITRAC TC, ONIX LCC). Diagnostics of mainboards, CPU cards, NVRAM memory and communication modules (MVB, CANopen, Profibus).
Inverters and traction systems
Repair of traction inverter controllers and IGBT modules (Siemens Trac, Bombardier MITRAC). Diagnostics of gate circuits, IGBT transistor replacement and DC-link capacitors.
Door and pneumatics electronics
Door controllers (IFE, Faiveley, Knorr-Bremse) — repair of control modules, MVB/CAN bus diagnostics, half-bridge circuit replacement and door-end electronics.
Operator panels and displays
Repair of driver panels and passenger information displays (PIS). Display matrix replacement, LED/CCFL backlight service, touchscreen controller repair and power supply modules.
SIL safety modules
Repair of SIL2/SIL3-certified safety modules — speed monitoring systems (ETCS/ATP), watchdog, emergency stop logic. Full repair documentation.
Auxiliary power supplies
Repair of onboard auxiliary power supplies (24V DC/110V DC/AC 230V) powering carriage auxiliary systems. Diagnostics of DC/DC converters and PFC modules.
Report fault elektroniki kolejowej — no-obligation quote
Provide the module type, rolling stock manufacturer, and fault description. An EFIXLAB specialist will contact you with a diagnosis and quote.
Dziękujemy! Our specialist will contact you shortly.Frequently asked questions — Elektronika kolejowa
Yes — we repair SIL2/SIL3 modules with detailed documentation. However, every safety module after repair must undergo re-verification by the operator or homologation — we inform every customer of this.
Yes — we have experience with Siemens SIBAS NT onboard computers used in rail vehicles. Please contact us by phone for an initial assessment.
The standard repair time is 5–7 business days — depending on the extent of damage and component availability. For urgent cases we offer an express mode. As a rule — repair time may be significantly extended depending on component availability and repair complexity. Deadlines are agreed individually with the client.
Railway Electronics Repair — Signalling, Control, and Onboard Systems
Railway electronic systems encompass a broad range of critical equipment including train control computers, signalling modules, traction converters, passenger information displays, door control systems, air conditioning controllers, and onboard communication units. Manufacturers such as Alstom, Siemens Mobility, Bombardier (now Alstom), and Stadler produce electronics that must meet stringent safety standards (EN 50126/50128/50129) and operate reliably under extreme vibration, temperature, and EMC conditions.
Common railway electronics failures include power supply degradation from voltage transients on rail power systems, processor board failures from continuing vibration stress, communication module faults affecting MVB, WTB, or Ethernet train backbone networks, display controller failures in passenger information systems, and relay/contactor driver circuit burnout in door and HVAC control modules. The demanding operating environment — with temperature extremes, humidity, and constant mechanical stress — accelerates component aging.
EFIXLAB provides professional railway electronics repair with the care and documentation these critical systems require. Our process includes detailed failure analysis, component-level repair with traceable replacement parts, comprehensive functional testing against original specifications, and full repair documentation suitable for railway maintenance records. We work with both legacy systems and modern platforms, understanding the particular challenges of sourcing components for older rolling stock.
Railway electronics repair offers substantial savings compared to OEM replacement — often 40–70% — which is particularly relevant for fleet operators managing older rolling stock where OEM support is limited or discontinued. Our repair service helps operators extend vehicle lifecycles and maintain service reliability. All railway electronics repairs include detailed test reports and carry our 12-month warranty on workmanship and components.