Bruker ELEXSYS
EPR Research Instruments
Bruker EPR research instruments are advanced Electron Paramagnetic Resonance (EPR) spectrometers designed for demanding research in life sciences, chemistry, materials science, and emerging technologies. The ELEXSYS platform combines advanced hardware and software with flexible configurations, enabling a wide range of CW, pulsed, high-frequency, and multi-resonance EPR experiments.
The ELEXSYS portfolio includes different configurations tailored to specific research requirements, from highly sensitive CW-EPR to advanced pulsed and very-high-frequency EPR.
Product Range
- ELEXSYS-II E500 CW-EPR – High-sensitivity CW-EPR spectrometer
- ELEXSYS-II E580 – Flexible FT/CW-EPR system for advanced pulse and multifrequency experiments
- ELEXSYS E780 – 263 GHz very-high-frequency EPR spectrometer
ELEXSYS-II E500 CW-EPR
ELEXSYS-II E580
ELEXSYS E780
ADDITIONAL EPR SOLUTIONS
ELEXSYS-II E500 CW-EPR
The ELEXSYS-II E500 is a high-performance CW-EPR spectrometer designed for high sensitivity, spectral resolution, and experimental flexibility. It is suitable for routine and advanced EPR research in life sciences, chemistry, and materials science.
Key Features
- Exceptional sensitivity for CW-EPR
- High spectral resolution and magnetic field stability
- Digital rapid field scanning
- Stationary and time-resolved experiments
- Advanced signal processing
- Reference-free spin counting
- Flexible experimental configurations
- Xepr software for experiment control and data analysis
- Expandable with advanced EPR techniques and accessories

ELEXSYS-II E580
The ELEXSYS-II E580 is a highly versatile FT/CW-EPR spectrometer designed for advanced pulse-EPR, multifrequency, and multi-resonance experiments. It combines FT-EPR and CW-EPR capabilities in a single platform for demanding research applications.
Key Features
- Combined FT-EPR and CW-EPR capabilities
- Advanced pulse-EPR experiments
- Multifrequency operation in L-, S-, X-, Q-, and W-band
- Electron spin echo and relaxation measurements
- Pulse-ENDOR and Pulse-ELDOR (DEER)
- Time-resolved EPR
- Advanced pulse shaping with SpinJet-AWG II
- Detection bandwidth of up to 1 GHz
- Xepr software for experiment design and data analysis

ELEXSYS E780
The ELEXSYS E780 is a commercial 263 GHz mm-wave EPR spectrometer designed for cutting-edge very-high-frequency and high-field EPR research. It combines ultra-high-frequency operation with a 10 T cryogen-free magnet and advanced quasi-optical detection technology.
Key Features
- 263 GHz operating frequency
- Very-high-frequency mm-wave EPR
- 10 T actively shielded cryogen-free magnet
- Quasi-optical front-end
- Reflection and induction detection modes
- CW and FT operation
- Pulse-EPR, Pulse-ENDOR, and Pulse-ELDOR capabilities
- Sample temperature range from 4 to 300 K
- Microwave power up to 120 mW
- Enhanced g-factor resolution
- High sensitivity
- Xepr software for data acquisition and processing

Additional EPR Solutions
For users requiring specialized capabilities, Bruker also offers additional EPR solutions and options, including:
- ELEXSYS-II E600/680 – 94 GHz W-band EPR systems for high-frequency EPR and ENDOR research
- EPR Imaging
- DICE-II ENDOR
- Rapid Scan EPR
- CW-EPR and FT-EPR digital upgrades
- SpinJet-AWG II
- EPR accessories and probes


