Probe of PSII Photochemistry
Contact us

PSI manufacturing and administrative facility is located close to the industrial city of Brno, the second largest city of the Czech Republic.

Head Office - Mailing / Invoicing / Delivery Address:

PSI (Photon Systems Instruments), spol. s r.o.
Průmyslová 470
664 24 Drásov
Czech Republic
VAT number: CZ60646594
The company is registered at the Regional Court in Brno under the Trade Register number: C 27560


+420 511 440 034
+420 511 440 012
Fax: +420 511 440 901


Inquiries: info(at)
Inquires and orders: ordering(at)
Technical support: support(at)
Shipping: shipping(at)