Repair of Gas Analyzers
Fast and reliable repair of your Gas Analyzers. Minimal downtime thanks to experienced technicians with original spare parts and state-of-the-art diagnostic technology.
Repair for Gas Analyzers – Your Partner Fresenius Instruments
A defective gas analyzer means production downtime, compliance risks, and potential safety hazards. Fast and professional repair by Fresenius Instruments minimizes your downtime. Our service technicians have deep expertise in fault diagnosis and repair of all common gas analyzer types.
Applications and Industries
We repair gas analyzers for all applications: stationary emissions monitoring, mobile measurement technology, process analytics, safety measurement for combustible and toxic gases, production quality control, and ambient air monitoring.
Our Service Advantages
Why Fresenius Instruments is the right choice for the repair of your Gas Analyzers.
Fast Response Times
Our service technicians are with you on average within 24–48 hours. Minimal waiting times and efficient processes ensure rapid restoration of your operations.
Dedicated Contact Person
A dedicated contact person who knows your equipment and individual requirements. Direct communication without detours for fast solutions.
Worldwide Field Service
Experienced service technicians deployed across Europe. Whether industrial plant, wastewater treatment or biogas facility – we come to you.
Experienced Technicians
Highly qualified service technicians with years of experience in gas measurement technology. Regularly trained on the latest technologies and procedures.
Technical Details and Process
We repair optical analyzers (NDIR, UV, FTIR), parametric measurement methods (thermal conductivity, paramagnetism), and electrochemical sensors. Common repairs include replacement of measuring cells and detectors, renewal of optical components, repair of gas conditioning systems, replacement of defective electronic assemblies, and elimination of leaks. We exclusively use original spare parts and test every repaired analyzer under real operating conditions.
Our Process in Detail
In emergencies, our technicians are on site within 24-48 hours. After systematic fault diagnosis, you receive a transparent cost estimate. Many repairs are performed directly on site. For more complex damage, we offer workshop service – with a loaner device on request so your operations don't stop.
Remote Diagnostics with Cloud Connect Kit
Our Cloud Connect Kit enables remote monitoring of your devices via mobile network. Faults are automatically detected and reported – for fast diagnosis and minimal downtime.
Premium Components & Spare Parts Supply
German quality components form the foundation for the exceptional longevity of our devices. With over 30 years of lifespan and 10+ years spare parts guarantee, you invest sustainably.
Longevity & Accuracy
Through regular maintenance and calibration, your devices maintain their precision for decades. Measurement accuracy meeting the highest industry standards.
Spare Parts 10+ Years
Long-term supply security with guaranteed spare parts supply for over 10 years. No production downtime due to missing spare parts.
Lifespan 30+ Years
Significant extension of device lifespan through regular professional maintenance. Investment protection and lower total cost of ownership over the entire lifecycle.
Third-Party Device Service
Service also for devices from Awite, ABB, Servomex, Sewerin, UNION, Siemens, Draeger and Endress+Hauser.
Please note: Our service for third-party devices is not available for all models and manufacturers. We evaluate each case individually.
Customer Reviews
“The service from Fresenius Instruments is excellent. Fast response times and competent technicians.”
Frequently Asked Questions
For standard gas analyzer repairs, we are typically on site within 24-48 hours. Urgent cases with production downtime are given priority.
Yes, we exclusively use original spare parts and premium components from German suppliers for the highest measurement accuracy and longevity of your gas analyzers.
Costs depend on the scope of the repair and device type. We provide a transparent cost estimate in advance. Contact us for an individual offer.
Yes, we provide a warranty on all gas analyzer repairs performed. The exact warranty period depends on the type and scope of the repair.
Yes, we also repair gas analyzers from Awite, ABB, Servomex, Sewerin, UNION, Siemens, Draeger and Endress+Hauser. Please contact us for an individual assessment.
Chat with Tory about Fresenius Devices
Our AI Tory helps you with common error messages, first-aid measures, and compiling a service request. Fast answers around the clock – directly from the AI that knows our devices.
Simply click on the chat in the bottom right corner of the screen.
Request Service Now
Contact us for a customized repair offer for your Gas Analyzers. Our experts are happy to advise you.
Our Products
Biogas BioBasic
Plug-and-play biogas analyzer for CH₄, CO₂, H₂S, O₂ and H₂
Learn more →
TDLAS Biomethane TDLAS
TDLAS laser analyzer for high-precision biomethane quality control
Learn more →
Solvents Gas Analyzer 150
Precise NDIR measurement of hazardous solvents in industrial environments
Learn more →
Flexible Gas Analyzer 210
Flexible gas analyzer with NDIR, EC and ZrO₂ sensors
Learn more →
Biomethane Gas Analyzer 210 - Biomethane
Optimized for biomethane feed-in monitoring in biogas plants
Learn more →
O₂ Gas Analyzer 210 O2 paramagnetic
Paramagnetic O₂ analyzer for precise oxygen measurements
Learn more →
Versatile Gas Analyzer 220
Versatile gas analyzer for emission and process monitoring
Learn more →
Formaldehyde Gas Analyzer 315 Formaldehyde
Specialized NDIR analyzer for precise formaldehyde measurement
Learn more →
Multi-gas Gas Analyzer 320
Multi-gas analyzer for up to 6 IR-active gases in industrial processes
Learn more →
Portable Gas Analyzer Portable 100
Portable gas analyzer for on-site mobile measurements
Learn more →
Tabletop Gas Cooler RCI 100
Compact gas cooler in tabletop housing with Duran glass heat exchanger
Learn more →
Compact Gas Cooler RCI 500
Compact 19" gas cooler with 0.86 vol.-% residual moisture
Learn more →
2 Streams Gas Cooler RCI 700
Gas cooler for two measurement gas streams with Duran glass heat exchanger
Learn more →
Control Smart Control 300
Stationary NDIR analyzer for threshold concentration monitoring
Learn more →
O₂ Smart O2
Oxygen analyzer with ZrO₂ sensor and wear-free technology
Learn more →
Portable Smart O2 Portable
Portable oxygen analyzer for flexible on-site measurements
Learn more →
InSitu Toxic Inline Analyzer TINA
InSitu gas analyzer for toxic and explosive gas mixtures
Learn more →
TCD FTC300
Versatile gas analyzer based on thermal conductivity detection (TCD)
Learn more →About Fresenius Instruments
For over 175 years, the name Fresenius has stood for innovation in chemical analytics. Fresenius Instruments offers comprehensive expertise in the measurement and continuous analysis of more than 120 substances – utilizing advanced methods including NDIR, EC, NDUV, zirconium oxide, TLDAS, and Raman laser spectroscopy. Founded from Carl Remigius Fresenius's Institut Fresenius, we combine a rich heritage with extractive process measurement technology at the highest level.
