M-Bus products from Relay
PiiGAB is the Swedish distributor for Relay.
If you are located outside Sweden please contact Relay GmbH in Germany directly, as PiiGAB is the distributor for Relay in Sweden only.
If you want product information in English send an e-mail to firstname.lastname@example.org. You can also look under Relay products on the Swedish part of the website for data sheets in English.