The HydraHarp 400 Multichannel Picosecond Event Timer & TCSPC Module was discontinued in November 2025 and is no longer available for new orders.
Looking for a HydraHarp 400 for Your Experiment?
If you are planning a setup based on the HydraHarp 400 or looking to replace an existing unit, our team can help you find a suitable solution. Share your measurement requirements with us, and we’ll advise you on your options.
Its successor, the HydraHarp 500, provides advanced multichannel time-tagging and TCSPC capabilities. We can help you assess how it fits your experiment, including your detector connections, software, and measurement workflow.

Key Features of HydraHarp 500
- Exceptional timing precision
- Flexible trigger options
- Upgradable channel configuration
- High throughput via USB & external FPGA interface
- Remote synchronization via White Rabbit
- Smart on-board event filters
Explore the HydraHarp 500 product page for detailed specifications and features.
Have Questions About Your Existing HydraHarp 400?
Contact us with your technical questions or plans for future measurements. Include a brief description of your setup so we can provide relevant guidance.




























