Vaisala Online Store You can return your product for service 24/7/365 through Vaisala Online Store following the link below. Return your product online Email [email protected] Call-to-action link Fill in service order form Name Vaisala Tokyo service center is ready to help. To send in your unit for calibration or repair, use the contact information below: Contact Categories Vaisala Service Contacts Partner Specialty Aviation Indoor environmental monitoring systems Industrial transmitters and measurement probes Maritime Meteorology Outdoor air quality Power transformer monitoring Renewable energy Roads Weight (for ordering) -3(VaisalaService) Contact type Office