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Find answers to common questions about industrial electronics repair, sourcing discontinued parts, PCB replication and retrofit services at retrofit GmbH.
Retrofit GmbH provides support for the repair of electronic assemblies, circuit boards, control boards, frequency converters, industrial panels, HMIs, PLC components, and industrial PCs. Whether a repair is possible depends on the fault, the condition of the component, and the availability of suitable replacement parts.
Gerade bei älteren Maschinen kann eine Industrieelektronik Reparatur sinnvoll sein. Viele Anlagen sind technisch noch produktiv, während einzelne elektronische Komponenten ausfallen oder nicht mehr lieferbar sind. Eine Reparatur kann helfen, hohe Investitionen und aufwendige Umrüstungen zu vermeiden.
During a repair, the defective component is inspected and, if possible, repaired. In an exchange service, a defective component is replaced with a suitable replacement or exchange unit. Which solution is most suitable depends on urgency, availability, cost-effectiveness, and the component’s technical condition.
Retrofit GmbH assists with the procurement of industrial electronics and spare parts, especially for existing systems and older machinery. The availability of a specific component must be checked on a case-by-case basis.
Bei der Fehleranalyse Industrieelektronik wird die defekte Baugruppe technisch untersucht. Dabei werden mögliche Ursachen eingegrenzt, betroffene Bauteile identifiziert und Reparaturmöglichkeiten bewertet. Anschließend kann entschieden werden, ob eine Instandsetzung, ein Austausch oder eine Ersatzteilbeschaffung sinnvoll ist.
No. Repair depends on the extent of the damage, the condition of the assembly, the availability of spare parts, and technical feasibility. If a repair is not practical or possible, replacement or alternative procurement can be considered.
The service is aimed at industrial companies in Germany, in particular production companies, machine operators, plant manufacturers, maintenance departments, technical buyers and service technicians.
Repair is particularly worthwhile when the device is firmly integrated into an existing system, parameters need to be transferred, or replacement would cause high follow-up costs. Even with older machines, frequency inverter repair is often economically viable.
Typical faults include defective capacitors, damaged power modules, faults on control boards, contamination, thermal issues, as well as damage caused by voltage spikes or incorrect parameterization.
Yes, where technically possible. Parameters, programs and settings can be backed up and transferred to the repaired device or a replacement device. Especially in existing systems, this data migration is often an important part of the solution.
Yes. After repair, a technical inspection is carried out. This may also include a test under load conditions to ensure the device’s function and resilience before it is returned.
No. In addition to frequency inverter service, retrofit GmbH also supports PLC controllers, industrial panels, HMIs, industrial PCs, circuit boards and other industrial electronics.
Yes. If repair is not the best technical or economic solution, retrofit GmbH also supports replacement and the procurement of suitable industrial electronics.
Motor repair refers to the inspection, diagnosis, repair or overhaul of defective motors in industrial applications. Depending on the application, this includes electric motors, servo motors, AC motors, DC motors and industrial drive motors.
Electric motor repair is often worthwhile when the motor is difficult to source, high-quality, plant-specific or part of an older machine. Even if buying new would involve high adaptation costs, a repair can be economically sensible.
Depending on the type of damage, electric motors, servo motors, AC motors, DC motors, industrial motors and drive motors can be inspected, repaired or replaced. Whether a repair is possible depends on the motor’s condition and the availability of suitable spare parts.
Common causes include bearing damage, winding damage, insulation faults, overheating, overload, mechanical stress, damaged connections, defective encoders, or issues with the frequency inverter and control system.
With motor repair and overhaul, the defective motor is inspected and, where possible, repaired or overhauled. With the replacement service, a suitable replacement motor or replacement solution is sourced. Which option makes sense depends on urgency, condition, availability and cost-effectiveness.
Yes, servo motors can be inspected and repaired depending on the fault pattern. This involves not only the motor winding and bearings, but also the encoder, resolver, brake, connections, and the interaction with the servo drive and control system.
Especially for older motors, repair can be worthwhile if replacements are difficult to source or a replacement would cause high adaptation costs. retrofit GmbH supports you in assessing repair, overhaul, spare parts procurement or replacement.
Since motors are often connected to frequency inverters, servo drives or PLC controls, the technical environment should be taken into account. retrofit GmbH considers motors in the context of industrial electronics and drive technology.
Depending on the motor type, damage pattern and technical feasibility, a functional test or final inspection can be carried out. Specific testing options should be agreed on a case-by-case basis.
PLC control system repair refers to the technical testing, error analysis, and maintenance of defective PLC components. This includes, for example, CPU modules, input and output modules, communication modules, power supplies, control boards, and electronic assemblies.
A PLC repair is often worthwhile if the machine generally works reliably but individual control components are defective. Especially with older systems, repair can be more economical than a complete modernization or replacement of the entire control system.
If a PLC control system is defective, the fault profile, type plate, error messages, and plant context should be documented first. A technical diagnosis can then be carried out to check whether repair, replacement, or spare parts procurement is advisable.
Yes, depending on the fault profile, individual PLC modules can be tested and repaired. These include, for example, input and output modules, CPU modules, communication modules, or power supplies. Whether a PLC module repair is possible depends on the condition of the component and the availability of suitable replacement parts.
retrofit GmbH operates independently of manufacturers. The focus is on finding the right technical solution for your plant. This allows various components and systems to be evaluated objectively.
In PLC maintenance, the defective component is tested and repaired if possible. In an exchange service, the defective component is replaced by a suitable spare or exchange solution. Which solution is better depends on urgency, condition, availability, and cost-effectiveness.
Yes, retrofit GmbH specifically supports companies with existing facilities and older machinery. Especially for hard-to-find or discontinued components, repair or spare parts procurement can be a vital solution.
Depending on the component and technical feasibility, a test, functional test, or final inspection of the PLC control system can be performed. Specific testing details depend on the respective device and fault profile.
The PLC service is suitable for industrial companies with production plants, machine control systems, automation technology, manufacturing lines, process plants, packaging machines, conveyor technology, CNC machines, or existing facilities.
Industrial PCs are robust computers designed for use in machines, plants, and industrial production environments. They are frequently used for visualization, control, data acquisition, operation, process monitoring, and communication.
An industrial PC repair is often worthwhile if the computer is part of an existing system, uses special software, requires old interfaces, or if a replacement would involve extensive conversion efforts. Especially with older machines, repair can be economically sensible.
Depending on the fault, panel PCs, embedded PCs, box PCs, rackmount PCs, HMI PCs, control cabinet PCs, industrial computers, and control computers can be inspected, repaired, or replaced.
If an industrial PC does not start, fault messages, type plates, photos, and information about the system should first be documented. Afterwards, a technical diagnosis can be performed to check the power supply, mainboard, data storage, RAM, operating system, or interfaces.
Industrial PC data recovery may be possible depending on the condition of the data storage device. The operating system, software, configurations, and machine parameters are particularly important. Whether data can be recovered must be assessed on a case-by-case basis.
An SSD replacement for industrial PCs can be useful depending on the system, especially if the old hard drive is worn out or defective. It should be checked whether the operating system, interfaces, and software environment are compatible.
An image backup aims to secure the system state of a data storage device as completely as possible. This can help to restore an existing system more quickly in case of failure. Whether an image backup is possible depends on the system’s condition.
Yes, depending on the device and the nature of the damage, industrial PC display repair and industrial PC touchscreen repair can be assessed. This is often relevant for panel PCs and HMI PCs.
Retrofit GmbH operates independently of manufacturers. The focus is on finding the technically and economically suitable solution for your system.
If a repair is not possible or not economical, retrofit GmbH supports with industrial PC exchange service, industrial PC spare parts service, or the search for a suitable replacement solution.
Unter Reparatur HMI Panel versteht man die technische Prüfung, Fehleranalyse und Instandsetzung eines industriellen Bedienpanels. Dazu können Touchscreen, Display, Hintergrundbeleuchtung, Frontglas, Netzteil, Steuerplatine, Software und Schnittstellen gehören.
Eine HMI Panel Reparatur lohnt sich häufig, wenn das Bediengerät Teil einer bestehenden Anlage ist, ein Ersatzgerät schwer verfügbar ist oder eine Umrüstung hohe Kosten verursachen würde. Besonders bei älteren Maschinen kann die Reparatur sinnvoll sein.
If an HMI isn’t displaying an image, the display, backlight, power supply, control board, or software could be the problem. A technical diagnosis will help narrow down the cause.
Depending on the device and the extent of the damage , touchscreen repair (HMI) , replacement of the touch film, or calibration may be possible. Whether this is advisable must be assessed on a case-by-case basis.
During an HMI backlight repair , the display’s backlight is checked and, if possible, repaired or replaced. This is relevant if the display is very dark or barely visible.
Depending on the design and availability of spare parts, the front glass, touch film or user interface can be checked and replaced if necessary.
If an HMI fails to connect to the PLC, the cause could lie in the HMI, the PLC, the cable, the interface, the network, or the software. Retrofit GmbH provides support with the technical evaluation.
Data backup, image backup, or image backup may be possible depending on the device and its condition. Preserving existing visualizations and configurations is particularly important for older systems.
Retrofit GmbH operates independently of manufacturers. The focus is on finding the technically and economically suitable solution for your system.
If a repair is not possible or not economical, retrofit GmbH provides support with HMI panel exchange service, HMI panel spare parts service, or the search for a suitable replacement solution.
Circuit board repair refers to the technical testing, fault analysis, and repair of defective printed circuit boards, control boards, or electronic assemblies. This can include component testing, component replacement, resoldering, trace repair, or cleaning.
Circuit board repair is often worthwhile if the board is hard to find, expensive, or discontinued. Especially with older machines and existing systems, a repair can be more economical than purchasing a new one or upgrading.
Depending on the type of damage, control boards, circuit boards, industrial boards, machine boards, power supply boards, power boards, relay boards, communication boards, HMI boards or industrial PC mainboards can be tested and repaired.
Common causes include thermal stress, aging, moisture, corrosion, overvoltage, defective components, damaged conductor tracks, cold solder joints, vibrations or mechanical damage.
Depending on the condition of the circuit board, cold solder joints can be inspected and repaired. Whether this is possible and advisable depends on the type of damage and the assembly.
Depending on the extent of the damage, a circuit trace repair may be possible. It must then be verified whether the electrical function can be reliably restored.
When circuit boards are charred or burned out, it’s necessary to assess the extent of the damage to the board and surrounding components. In some cases, repair is possible; in others, replacement is more practical.
Depending on the assembly and technical capabilities, a functional test or a final inspection of the circuit boards can be performed. Specific testing options depend on the device and the application.
Retrofit GmbH operates independently of manufacturers. The focus is on finding the right technical and economic solution for your system.
Retrofit GmbH operates independently of manufacturers. The focus is on finding the right technical and economic solution for your system.
Yes, in many cases, the procurement of discontinued modules is still possible. retrofit GmbH assists in the worldwide search for hard-to-find industrial components, replacement devices, remaining stock, or tested used parts.
In some cases, yes. In certain instances, discontinued modules can be procured as new parts, original packaged warehouse stock, or New Old Stock. Availability must be checked individually.
Untested modules may have pre-existing damage, hidden defects, tampering, or age-related damage. In the worst case, they can cause consequential damage to machinery, control systems, or plants.
retrofit GmbH provides support for PLC control systems, frequency converters, circuit boards, HMI panels, industrial PCs, industrial panels, power supplies, communication modules, and electronic assemblies, among others.
If direct procurement is not possible, alternatives can be explored. These include repair, replacement, substitute modules, tested used parts, or technical replacement solutions.
Yes, in many cases it is still possible to procure discontinued variable frequency drives. retrofit GmbH supports you with the worldwide search for suitable units, spare parts, remaining stock, or tested replacement units.
In some cases, yes. Discontinued variable frequency drives may be available as factory-sealed warehouse stock, remaining stock, or New Old Stock. Availability must be checked on a case-by-case basis.
Untested units may have prior damage, hidden defects, tampering, or age-related deterioration. In the worst case, consequential damage can occur to motors, controllers, or the entire system.
Helpful information includes the model designation, serial number, performance data, photos of the nameplate, a fault description, and details about the machine or system.
In that case, alternatives can be evaluated, such as repair, a replacement unit, a tested used component, a compatible substitute solution, or technical adaptation.
In that case, alternatives can be evaluated. These include repair, a replacement motor, a tested used component, a new part from remaining stock, or a technically compatible replacement solution.
Helpful information includes the nameplate, serial number, photos, technical data, installation situation, details about the machine, and information on the encoder, brake, flange, shaft, and connection.
Untested motors may have hidden damage, bearing issues, winding faults, encoder defects, or tampering. During operation, this can lead to consequential damage to the machine, frequency inverter, servo drive, or control system.
In some cases, yes. Discontinued electric motors or servo motors may be available as original packaged stock items, remaining inventory, or New Old Stock. Availability must be checked on a case-by-case basis.
Yes, in many cases it is still possible to procure discontinued motors. retrofit GmbH supports the worldwide search for suitable electric motors, servo motors, AC/DC motors, spare parts, or replacement solutions.
Yes, in many cases, the procurement of discontinued PLC controls or PLC modules is still possible. Retrofit GmbH supports the worldwide search for suitable spare parts, remaining stock, or tested replacement units.
Partially yes. Discontinued PLC modules may be available as original packaged stock, remaining stock, or New Old Stock. Availability must be checked on a case-by-case basis.
Unchecked PLC assemblies can show previous damage, hidden defects, manipulation, or age-related damage. In the worst case, this can lead to consequential damage to machines, controls, or systems.
Helpful information includes type designation, serial number, photos of the nameplate, system details, error description, and information on the version, firmware status, and required compatibility.
Then alternatives can be considered, such as repair, replacement device, tested used component, new part from remaining stock or a technically compatible replacement solution.
Yes, in many cases it is still possible to procure discontinued industrial PCs, industrial computers, or IPCs. Retrofit GmbH assists in the worldwide search for suitable devices, spare parts, remaining stock, or tested replacement devices.
Partly yes. Discontinued industrial PCs may be available as original, unopened stock, remaining inventory, or new old stock. Availability must be checked on a case-by-case basis.
Untested industrial PCs may have pre-existing damage, hidden defects, tampered components, damaged interfaces, or faulty data storage media. During operation, this can lead to consequential damage to the machine, control system, or production plant.
Helpful information includes the type designation, serial number, photos of the nameplate, details of the operating system, software, interface cards, installation situation and the machine or system.
Then alternatives can be considered, such as repair, replacement device, tested used component, new part from remaining stock or a technically compatible replacement solution.
Yes, in many cases it is still possible to procure discontinued HMI panels, operator panels, or control panels. Retrofit GmbH assists in the worldwide search for suitable devices, spare parts, remaining stock, or tested replacement devices.
Untested HMI panels may have pre-existing damage, defective touchscreens, damaged displays, tampered components, or software problems. During operation, this can lead to consequential damage to the machine, control system, or production plant.
Untested HMI panels may have pre-existing damage, defective touchscreens, damaged displays, tampered components, or software problems. During operation, this can lead to consequential damage to the machine, control system, or production plant.
Helpful information includes the type designation, serial number, photos of the nameplate, details of the system, interfaces, software version, PLC connection and information on the existing visualization.
Then alternatives can be considered, such as repair, replacement device, tested used component, new part from remaining stock or a technically compatible replacement solution.
Yes, in many cases it is still possible to procure discontinued circuit boards, control boards or printed circuit boards. Retrofit GmbH assists in the worldwide search for suitable spare parts, remaining stock or tested replacement circuit boards.
Partly yes. Discontinued control boards may be available as original packaged stock, remaining stock, or new old stock. Availability must be checked on a case-by-case basis.
Untested circuit boards may have hidden defects, corrosion, thermal damage, damaged conductor tracks, manipulated components, or aging damage. This can lead to consequential damage to the machine, control system, or plant during operation.
Helpful information includes the type designation, serial number, photos of the circuit board, circuit board marking, system details, fault description and information on the installation situation.
Then alternatives can be examined, for example repair, replacement circuit board, tested used component, new part from remaining stock or a technically compatible replacement solution.
PCB replication means technically analyzing a PCB that is no longer available or is defective and reproducing it as a replacement board. In this process, components, traces, connections, function, and compatibility are checked.
PCB replication is particularly useful when a PCB is discontinued, no longer available, or irreparably damaged, and the machine cannot continue to operate without this assembly.
No. Whether a PCB can be replicated depends on technical feasibility, component availability, documentation, safety functions, programmed components, and testing possibilities.
In PCB repair, the existing assembly is restored. In PCB replication, a replacement board is reproduced based on a technical analysis.
In certain cases, yes. However, feasibility must be checked based on the existing PCB, its function in the machine, the components, interfaces, and documentation.
Helpful items include photos of the PCB, PCB markings, serial numbers, type designations, machine details, error descriptions, existing circuit diagrams, and information on the installation situation.
Preventive maintenance in machine retrofit means inspecting, servicing, repairing, or selectively replacing critical components of older machinery at an early stage. The goal is to reduce unplanned downtime and ensure the continued operation of the system.
Particularly important are PLC controllers, frequency inverters, industrial PCs, HMI panels, control boards, power supplies, fans, relays, capacitors, connectors, terminals, cable connections, and electronic components.
It is particularly advisable for older machinery, existing systems, discontinued components, spare parts that are difficult to obtain, recurring malfunctions, or high production dependency on individual systems.
No. Preventive maintenance is not a complete system overhaul. However, it can help delay or specifically avoid an extensive complete retrofit or new acquisition, provided the system can continue to be operated economically from a technical standpoint.
Yes, retrofit GmbH supports the procurement, repair, and replacement of discontinued or difficult-to-obtain industrial electronics. Specific availability must be verified on a case-by-case basis.
Business continuity in machine retrofit means securing the continued operation of production plants through repair, replacement, maintenance, and procurement of critical industrial electronics. The goal is to avoid production downtime or reduce downtime.
For older machines, many components are already discontinued or difficult to obtain. If a critical component fails, procurement can be challenging. A proactive strategy reduces this risk.
Particularly critical are PLC controllers, frequency inverters, industrial PCs, HMI panels, control boards, power supplies, servo controllers, communication modules, and electronic components.
Not fundamentally. Business continuity does not replace a complete machine retrofit, but it can help keep existing plants economically operational through targeted repair, maintenance, replacement, and spare parts procurement.
Yes, retrofit GmbH supports the procurement, repair, and replacement of discontinued or difficult-to-obtain industrial electronics. Specific availability must be verified on a case-by-case basis.
Sustainability in machine retrofitting means continuing to use existing machines and industrial plants as efficiently as possible. This includes repair, replacement, maintenance, and procurement of industrial electronics to avoid new purchases or extensive modifications.
Repair can be more sustainable because existing components can be reused and fewer new components are needed. However, whether a repair makes sense must be assessed on a case-by-case basis, both technically and economically.
Yes, repairing, testing, reusing, or specifically refurbishing electronic components can contribute to reducing electronic waste. The specific effects depend on the individual project.
Not always. In many cases, repair or targeted replacement can be significantly more economical than purchasing a new system or undertaking a complete retrofit. However, the actual costs depend on the system, its condition, the availability of spare parts, and the technical scope.v
These include, among other things, PLC controllers, frequency converters, servo controllers, industrial PCs, HMI panels, control boards, circuit boards, power supplies, drive components and electronic assemblies.
In many cases, a technical solution can be explored. Whether the old machine software can continue to be used on new or suitable replacement hardware depends on the operating system, drivers, interfaces, chipset, dongles, and machine connection.
A virtual machine is an encapsulated software environment in which an operating system and applications can run independently of the direct physical hardware. In industrial settings, this can help to make older machine software usable for the long term.
No. Virtualization always requires technical evaluation. Real-time requirements, fieldbus cards, special drivers, dongles, and interfaces, in particular, can affect feasibility.
Depending on the starting point, systems ranging from MS-DOS to older Windows versions such as Windows 95, Windows 98, Windows NT, Windows 2000, Windows XP and Windows 7, up to Windows 10 or Windows 11, can be considered.
Then various options can be considered: repairing the existing IPC, procuring a replacement device, transferring the software environment, hardware migration, or virtualization. The most suitable solution depends on the specific circumstances.
This may be possible if the existing software environment can be preserved, transferred, or virtualized. However, a guarantee cannot be reliably given without a technical examination.
Yes, that’s possible. However, the crucial factor is whether the operating system, machine software, drivers, interface cards, and machine connection are compatible with the new or suitable replacement hardware.
In many cases, the transfer can be tested, for example through image backup, software migration, or reinstallation. The technical feasibility depends on the condition of the storage medium, operating system, drivers, and hardware dependencies.
New motherboards, chipsets, processors, and interfaces often no longer directly support older operating systems. Furthermore, suitable drivers for older interface cards or fieldbus cards are often lacking.
Depending on the starting point, systems ranging from MS-DOS to Windows 95, Windows 98, Windows NT, Windows 2000, Windows XP and Windows 7 up to Windows 10 or Windows 11 can be considered.
A virtual machine can be useful in certain cases when older software needs to be used. However, it is not always possible. Interfaces, real-time requirements, dongles, fieldbus cards, and machine connectivity must be examined.
This may be possible if the software environment, operating system, and interfaces can be preserved or technically transferred. However, without testing, this cannot be reliably guaranteed.
We place great value on your personal and professional development. Whether through internal training, external courses, or exchange with experts – we support you in developing new skills.
Yes, we offer flexible working hours so that you can optimally balance your job with your life.
Our corporate culture is characterized by team spirit, openness, and mutual appreciation. Everyone is heard here, and we work together to achieve our goals.
Your start with us will be well-prepared. You will meet your team, receive an introduction to your area of responsibility, and be integrated into our processes step by step – naturally at your own pace.
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