Voltas Customer Care Lucknow. Voltas customer care Details about Voltas, Ltd. Products and services includes Washing Machines, Air Conditioners, Co-generation project, Water heaters etc. serves the voltaic and home appliances. To find the service centre, contact. Voltas AC Customer Care, Call us or Chat with us for any info about ACs. We offer brand selection, installation and servicing of Split ACs, Ductless Split ACs and Window ACs.