Laser Particle Counters of the LasPaC Series

Product Return Form

For all scheduled and unscheduled product returns of your devices to STAUFF (e.g. for calibration or repair), you are able to tremendously reduce the processing times by using the following return form.

Please note that all fields marked with * are obligatory.
Otherwise your message cannot be transmitted. Thank you.

Product Information

If possible, please also let us know the 10-digit STAUFF article code or another reference number such as the order number, the invoice number or the delivery number.

Product Return Type
Please note: Calibration according to ISO 4402 is only available for Laser Particle Counters, type LasPaC I.
Please observe, that in case of contaminated devices, the medium must be indicated.
Customer Information

Contact Person

Return Address (if different to above mentioned)

Address for Product Returns

Please make sure that all product returns of Laser Particle Counters of the LasPaC Series will be addressed as follows:

Walter Stauffenberg GmbH & Co. KG
- Service Diagtronics QS-LZ -

Wasserburgstra├če 35
58809 Neuenrade

In order to request the status of your product return, please contact us by e-mail to

Please be sure to observe the shipping information for lithium-ion batteries!

Please make sure that goods for return
are always packed and labelled properly!